Euronext NvEURONEXT: ENX

2026 semi-annual report

· Issued by Euronext Nv

‌SEMI-ANNUAL

FINANCIAL REPORT

F o th e si x mon th pe iod en ded



3 0 Ju ne 2026

‌TABLE OF CONTENTS‌
  1. Semi-Annual Financial Report for the six month period ended 30 June 2026 3

  2. Condensed Interim Consolidated Financial Statements as at 30 June 2026 4

  3. Management Statement 31

  4. Independent auditor's review report 32

  1. Semi Annual Financial Report for the six month period ended 30 June 2026 Performance and important events in the first half-year of 2026

    For an overview of the main events that occurred during the first six months of 2026 and their impact on the unaudited Condensed Interim Consolidated Financial Statements as at 30 June 2026 please refer to Note 2 "Significant events and transactions" of the Condensed Interim Consolidated Financial Statements attached hereto and to the Press Releases comprising the earnings of Q1 and Q2 2026, issued and available on Euronext's website (https://www.euronext.com) as from 19 May 2026 and 30 July 2026 respectively.

    Related party transactions

    Euronext has related party relationships with its associates, joint ventures and key management personnel. Transactions with subsidiaries are eliminated on consolidation. For more details, please refer to Note 21 "Related parties" of the Condensed Interim Consolidated Financial Statements attached hereto.

    Risks and uncertainties

    In the 2025 Universal Registration Document issued by Euronext N.V. on 27 March 2026, Euronext has described certain risks and risk factors, whose occurrence could have a material adverse effect on the Group's financial position and results. Those risk categories and risk factors can be found in Chapter 2 (pages 52 to 75) of the 2025 Universal Registration Document.

    During the first six-months of 2026, these risk categories and risk factors did not substantially change. During the first six months of 2026, Euronext included the 'Innovation and Disruption Risk" for the close monitoring of its evolution and remediating actions. Innovation and Disruption Risk seeks to highlight the potential threat faced by the Group in light of rapidly evolving technology and potential delayed or misjudged investments. Euronext is working to adapt to new operational and competitive environments in order to remain relevant and ensure a robust business model also by capturing opportunities associated with these technologies. Euronext actively manages all impacts that it is aware of and analyses potential new risks on an ongoing basis.

    For the second half-year of 2026, Euronext currently considers the risk categories and risk factors as described in the 2025 Universal Registration Document to be applicable. Additional risks beyond those described in the 2025 Universal Registration Document or the one above not known to Euronext, or currently believed not to be material, could later turn out to have a material impact on Euronext's business or financial position.

  2. ‌Condensed Interim Consolidated Financial Statements as at 30 June 2026 Contents

    Condensed Interim Consolidated Statement of Profit or Loss 5

    Condensed Interim Consolidated Statement of Comprehensive Income 6

    Condensed Interim Consolidated Statement of Financial Position 7

    Condensed Interim Consolidated Statement of Cash Flows 8

    Condensed Interim Consolidated Statement of Changes in Equity 9

    Notes to the Condensed Interim Consolidated Financial Statements 10

    1. General information 10

    2. Significant events and transactions 10

    3. Basis of preparation, significant accounting policies and judgments 11

    4. Segment information 11

    5. Group information 12

    6. Business combinations 13

    7. Revenue and geographical information 15

    8. Salaries and employee benefits 16

    9. Depreciation and amortization 16

    10. Other operational expenses 16

    11. Non-underlying items 17

    12. Net financing income / (expense) 18

    13. Results from equity investments 18

    14. Share of net profit/(loss) of associates and joint ventures 18

    15. Income tax expense 18

    16. Goodwill and other intangible assets 19

    17. Shareholders' equity 19

    18. Earnings per Share 20

    19. Borrowings 21

    20. Financial instruments 22

    21. Related parties 29

    22. Contingencies 30

    23. Events after the reporting period 30

      ‌Condensed Interim Consolidated Statement of Profit or Loss

      In thousands of euros (except per share data)

      Note

      Six months ended 30 June 2026 Underlying Non-underlying

      items items (a) Total

      Six months ended 30 June 2025

      Underlying Non-underlying items items (a)

      Total

      Revenue

      7

      1,033,699

      (2,768)

      1,030,931

      885,326

      -

      885,326

      Net treasury income through CCP business

      7

      38,896

      -

      38,896

      38,564

      -

      38,564

      Other income

      7

      320

      -

      320

      394

      -

      394

      Total revenue and income

      1,072,915

      (2,768)

      1,070,147

      924,284

      -

      924,284

      Salaries and employee benefits

      8

      (200,661)

      (1,505)

      (202,166)

      (179,050)

      (1,613)

      (180,663)

      Depreciation and amortisation

      9

      (44,000)

      (59,463)

      (103,463)

      (44,035)

      (52,429)

      (96,464)

      Other operational expenses

      10

      (169,032)

      (5,472)

      (174,504)

      (153,851)

      (1,644)

      (155,495)

      Operating profit

      659,222

      (69,208)

      590,014

      547,348

      (55,686)

      491,662

      Finance costs

      12

      (29,552)

      -

      (29,552)

      (19,595)

      -

      (19,595)

      Finance income

      12

      16,711

      -

      16,711

      16,878

      -

      16,878

      Other net financing result

      12

      (1,221)

      -

      (1,221)

      (4,461)

      -

      (4,461)

      Results from equity investments

      13

      26,682

      -

      26,682

      24,463

      -

      24,463

      Share of net profit/(loss) of associates and joint ventures accounted for using the equity method, and impairments thereof

      14

      568

      -

      568

      -

      -

      -

      Profit before income tax

      672,410

      (69,208)

      603,202

      564,633

      (55,686)

      508,947

      Income tax expense

      15

      (176,414)

      17,183

      (159,231)

      (150,514)

      14,622

      (135,892)

      Profit for the period

      495,996

      (52,025)

      443,971

      414,119

      (41,064)

      373,055

      Profit attributable to:

      - Owners of the parent

      461,079

      (49,896)

      411,183

      387,941

      (39,384)

      348,557

      - Non-controlling interests

      34,917

      (2,129)

      32,788

      26,178

      (1,680)

      24,498

      Basic earnings per share

      18

      4.55

      (0.49)

      4.06

      3.83

      (0.39)

      3.44

      Diluted earnings per share

      18

      4.49

      (0.48)

      4.01

      3.80

      (0.38)

      3.42

      (a) Details of non-underlying items are disclosed in Note 11.

      The above Condensed Interim Consolidated Statement of Profit or Loss should be read in conjunction with the accompanying notes.

      ‌Condensed Interim Consolidated Statement of Comprehensive Income

      Six months ended

      In thousands of euros Note

      30 June

      2026

      30 June

      2025

      Profit for the period

      443,971

      373,055

      Other comprehensive income

      Items that may be reclassified to profit or loss:

      - Exchange differences on translation of foreign operations

      59,959

      (36,788)

      - Income tax impact on exchange differences on translation of foreign operations

      (6,864)

      6,363

      - Change in value of debt investments at fair value through other comprehensive income

      40

      2

      - Income tax impact on change in value of debt investments at fair value through other comprehensive income

      (11)

      (1)

      Items that will not be reclassified to profit or loss:

      - Change in value of equity investments at fair value through other comprehensive income 20

      31,771

      46,134

      - Income tax impact on change in value of equity investments at fair value through

      other comprehensive income

      (307)

      (420)

      - Remeasurements of post-employment benefit obligations

      245

      (672)

      - Income tax impact on remeasurements of post-employment benefit obligations

      (56)

      20

      Other comprehensive income for the period, net of tax

      84,777

      14,638

      Total comprehensive income for the period

      528,748

      387,693

      Comprehensive income attributable to:

      - Owners of the parent

      495,399

      363,918

      - Non-controlling interests

      33,349

      23,775

      The above Condensed Interim Consolidated Statement of Comprehensive Income should be read in conjunction with the accompanying notes.

      ‌Condensed Interim Consolidated Statement of Financial Position

      In thousands of euros

      Note

      As at 30 June

      2026

      As at 31 December

      2025 (a)

      Assets

      Non-current assets

      Property, plant and equipment

      119,279

      125,163

      Right-of-use assets

      90,730

      76,982

      Investment property

      6,300

      6,300

      Goodwill and other intangible assets (a)

      16

      6,826,140

      6,796,516

      Deferred tax assets

      20,872

      25,603

      Investments in associates and joint ventures (a)

      16,752

      8,848

      Financial assets at fair value through other comprehensive income

      20

      453,464

      435,700

      Financial assets at fair value through profit or loss

      20

      3,288

      -

      Financial assets at amortised cost

      20

      3,013

      2,994

      Other non-current assets

      5,204

      5,277

      Total non-current assets

      7,545,042

      7,483,383

      Current assets

      Trade and other receivables

      20

      459,309

      392,764

      Other current assets

      57,742

      33,939

      Income tax receivables

      14,900

      23,833

      Derivative financial instruments

      20

      40

      110

      CCP clearing business assets (a)

      20

      405,561,566

      318,670,343

      Other current financial assets

      20

      71,547

      63,609

      Cash and cash equivalents

      20

      1,311,188

      1,593,703

      Total current assets

      407,476,292

      320,778,301

      Total assets

      415,021,334

      328,261,684

      Equity and liabilities

      Equity

      Issued capital

      17

      165,904

      165,904

      Share premium

      2,216,411

      2,216,411

      Reserve own shares

      (312,573)

      (232,910)

      Retained earnings

      2,255,387

      2,188,619

      Other reserves

      287,977

      199,712

      Shareholders' equity

      4,613,106

      4,537,736

      Non-controlling interests (a)

      188,713

      209,605

      Total equity

      4,801,819

      4,747,341

      Non-current liabilities

      Borrowings

      19

      2,917,900

      2,913,531

      Lease liabilities

      79,727

      66,433

      Other non-current financial liabilities

      1,266

      3,480

      Deferred tax liabilities (a)

      510,086

      521,991

      Post-employment benefits

      23,203

      23,096

      Contract liabilities

      73,032

      66,460

      Provisions

      5,816

      7,224

      Total non-current liabilities

      3,611,030

      3,602,215

      Current liabilities

      Borrowings

      19

      11,411

      400,493

      Lease liabilities

      22,016

      20,737

      Other current financial liabilities

      20

      24,948

      103,545

      CCP clearing business liabilities (a)

      20

      405,584,695

      318,692,223

      Current income tax liabilities

      85,725

      70,602

      Trade and other payables

      20

      699,518

      520,216

      Contract liabilities

      178,391

      101,908

      Provisions

      1,781

      2,404

      Total current liabilities

      406,608,485

      319,912,128

      Total equity and liabilities

      415,021,334

      328,261,684

      (a) Following the update on the purchase price allocation related to the acquisition of Athex Group (see Note 6), the Group adjusted the comparative figures. 'Goodwill and other intangible assets' increased by €19.6 million, 'Investments in associates and joint ventures' increased by €5.0 million, 'Non -controlling interests' increased by €12.4 million, 'Deferred tax liabilities' increased by €12.2 million, and 'CCP clearing business assets' and 'CCP clearing business liabilities' both increased by €606.9 million. There was no impact to the Condensed Interim Consolidated Statement of Profit or Loss.

      The above Condensed Interim Consolidated Statement of Financial Position should be read in conjunction with the accompanying notes.

      ‌Condensed Interim Consolidated Statement of Cash Flows

      Six months ended

      In thousands of euros

      Note

      30 June

      2026

      30 June

      2025

      Profit before income tax

      603,202

      508,947

      Adjustments for:

      9

      103,463

      96,464

      8

      10,339

      9,549

      13

      (26,682)

      (24,463)

      14

      (568)

      -

      144,445

      (81,239)

      Cash flow from operating activities

      834,199

      509,258

      Income tax paid

      (148,874)

      (183,717)

      Net cash generated by operating activities

      685,325

      325,541

      Cash flow from investing activities

      Acquisition of associates and joint ventures

      (7,314)

      -

      Acquisition of business combinations, net of cash acquired

      -

      (400,420)

      Proceeds from disposal of equity investments at FVOCI

      11,589

      -

      Proceeds from sale of associates

      900

      -

      Purchase of other current financial assets

      (7,245)

      (1,055)

      Redemption of other current financial assets

      205

      5,457

      Purchase of property, plant and equipment

      (5,367)

      (10,037)

      Purchase of intangible assets

      16

      (59,527)

      (51,075)

      Loans granted

      (3,288)

      -

      Interest received

      13,641

      17,599

      Asset acquisitions

      (76,589)

      (27,706)

      Dividends received from equity investments

      13

      26,682

      24,463

      Net cash (used in) investing activities

      (106,313)

      (442,774)

      Cash flow from financing activities

      Proceeds from borrowings

      19

      -

      846,175

      Repayment of borrowings, net of transaction fees

      19

      (385,485)

      (925,000)

      Interest paid

      19

      (26,243)

      (29,976)

      Dividends paid to the company's shareholders

      17

      (322,800)

      (293,362)

      Dividends paid to non-controlling interests

      (26,361)

      (18,190)

      Payment of lease liabilities

      (7,787)

      (8,976)

      Transactions in own shares

      17

      (97,170)

      (204,449)

      Transactions with non-controlling interests

      (12,067)

      -

      Withholding tax paid at vesting of shares

      (3,648)

      (1,921)

      Net cash (used in) / generated by financing activities

      (881,561)

      (635,699)

      Net (decrease)/increase in cash and cash equivalents

      (302,549)

      (752,932)

      Cash and cash equivalents - Beginning of the period

      1,593,703

      1,673,455

      Non-cash exchange (losses)/gains on cash and cash equivalents

      20,033

      (1,206)

      Cash and cash equivalents - End of the period (a)

      1,311,188

      919,317

      • Depreciation and amortisation

      • Share based payments

      • Results from equity investments

      • Share of net profit/(loss) of associates and joint ventures accounted for using the equity method, and impairments thereof

      • Changes in working capital and provisions

      (a) Cash and cash equivalents at end of period included €228.0 million (2025: €18.5 million) of 'cash in transit' related to power trading settlements at NordPool.

      The above Condensed Interim Consolidated Statement of Cash Flows should be read in conjunction with the accompanying notes.

      ‌Condensed Interim Consolidated Statement of Changes in Equity

      Other reserves

      Foreign

      Fair value reserve of

      Equity

      currency

      financial

      component of

      Cash flow

      Total

      Non-

      Share

      Reserve own

      Retained

      translation

      assets at

      convertible

      hedge

      Total other

      Shareholders'

      controlling

      In thousands of euros

      Note

      Issued capital

      premium

      shares

      Earnings

      reserve

      FVOCI

      notes

      reserve

      reserves

      equity

      interests (a)

      Total equity

      Balance as at 1 January 2025

      166,777

      2,237,019

      (137,412)

      1,839,923

      (111,604)

      250,472

      -

      - 138,868

      4,245,175

      156,805

      4,401,980

      Profit for the period

      -

      -

      -

      348,557

      -

      -

      -

      - -

      348,557

      24,498

      373,055

      Other comprehensive income for the period

      -

      -

      -

      (652)

      (29,702)

      45,715

      -

      - 16,013

      15,361

      (723)

      14,638

      Total comprehensive income for the period

      -

      -

      -

      347,905

      (29,702)

      45,715

      -

      - 16,013

      363,918

      23,775

      387,693

      Share based payments

      -

      -

      -

      8,854

      -

      -

      -

      - -

      8,854

      -

      8,854

      Issue of convertible notes

      -

      -

      -

      -

      -

      -

      35,316

      - 35,316

      35,316

      -

      35,316

      Dividends paid or provided for

      17

      -

      -

      -

      (293,362)

      -

      -

      -

      - -

      (293,362)

      (36,237)

      (329,599)

      Transactions in own shares

      17

      -

      -

      (204,449)

      -

      -

      -

      -

      - -

      (204,449)

      -

      (204,449)

      Other movements

      -

      -

      15,584

      (17,505)

      -

      -

      -

      - -

      (1,921)

      -

      (1,921)

      Balance as at 30 June 2025

      166,777

      2,237,019

      (326,277)

      1,885,815

      (141,306)

      296,187

      35,316

      - 190,197

      4,153,531

      144,343

      4,297,874

      Balance as at 1 January 2026 (a)

      165,904

      2,216,411

      (232,910)

      2,188,619

      (147,871)

      312,266

      35,317

      - 199,712

      4,537,736

      209,605

      4,747,341

      Profit for the period

      -

      -

      -

      411,183

      -

      -

      -

      - -

      411,183

      32,788

      443,971

      Other comprehensive income for the period

      -

      -

      -

      189

      52,534

      31,493

      -

      - 84,027

      84,216

      561

      84,777

      Total comprehensive income for the period

      -

      -

      -

      411,372

      52,534

      31,493

      -

      - 84,027

      495,399

      33,349

      528,748

      Transfers within equity

      -

      -

      -

      (4,238)

      -

      4,238

      -

      - 4,238

      -

      -

      -

      Share based payments

      -

      -

      -

      9,562

      -

      -

      -

      - -

      9,562

      -

      9,562

      Dividends paid or provided for

      17

      -

      -

      -

      (322,800)

      -

      -

      -

      - -

      (322,800)

      (48,147)

      (370,947)

      Transactions in own shares

      17

      -

      -

      (97,170)

      -

      -

      -

      -

      - -

      (97,170)

      -

      (97,170)

      Acquisition of non-controlling interest

      -

      -

      -

      (5,973)

      -

      -

      -

      - -

      (5,973)

      (6,094)

      (12,067)

      Other movements

      -

      -

      17,507

      (21,155)

      -

      -

      -

      - -

      (3,648)

      -

      (3,648)

      Balance as at 30 June 2026

      165,904

      2,216,411

      (312,573)

      2,255,387

      (95,337)

      347,997

      35,317

      - 287,977

      4,613,106

      188,713

      4,801,819

      (a) Following the update on the purchase price allocation related to the acquisition of Athex Group (see Note 6), the Group adjusted the comparative balance of 'Non-controlling interests' upwards by €12.4 million to €209.6 million as at 1 January 2026.

      The above Condensed Interim Consolidated Statement of Changes in Equity should be read in conjunction with the accompanying notes.

      ‌Notes to the Condensed Interim Consolidated Financial Statements
      1. ‌General information

        Euronext N.V. ("the Group" or "the Company") is a public limited liability company incorporated and domiciled at Beursplein 5, 1012 JW Amsterdam in the Netherlands under Chamber of Commerce number 60234520 and is listed at the following Euronext local markets: Euronext Amsterdam, Euronext Brussels, Euronext Lisbon and Euronext Paris.

        The Group operates securities and derivatives exchanges in Continental Europe, Ireland and Norway. It offers a full range of exchange-and corporate services, including security listings, cash and derivatives trading, and market data dissemination. It combines the Amsterdam, Athens, Brussels, Dublin, Lisbon, Milan, Oslo and Paris exchanges in a highly integrated, cross-border organisation. The Group also operates Interbolsa S.A. (Euronext Securities Porto), Verdipapirsentralen ASA (Euronext Securities Oslo), VP Securities AS (Euronext Securities Copenhagen) and Monte Titoli S.p.A. (Euronext Securities Milan) (respectively the Portuguese, Norwegian, Danish and Italian national Central Securities Depositories (CSDs)) and Cassa di Compensatione e Garanzia S.p.A. (Euronext Clearing), a fully owned Italian multi-asset clearing house.

        The Group further owns Euronext FX Inc., a US-based Electronic Communication Network in the spot foreign exchange market and Global Rate Set Systems Ltd., a provider of services to benchmark administrators. The Group has majority stakes in i) Nord Pool, a leading power market in Europe offering intraday and day-ahead trading in the physical energy markets, ii) MTS S.p.A., a leading trading platform for European government bonds, and (iii) the Athens Exchange Group (Euronext Athens), operating the Athens exchange and clearing house, and the Greek national Central Securities Depository.

        The Group's in-house IT function supports its exchange operations. In addition, the Group provides software licenses as well as IT development, operation and maintenance services to third-party exchanges.

        These Condensed Interim Consolidated Financial Statements were authorised for issuance by Euronext N.V.'s Supervisory Board on 30 July 2026.

      2. ‌Significant events and transactions

        The following significant events and transactions have occurred during the six-months period ended 30 June 2026.

        Update on the purchase price allocation related to the Athens Exchange Group acquisition

        During the first six months of 2026, the Group progressed on the purchase price allocation of the Athens Exchange Group that the Group had acquired on 24 November 2025. The Group identified €55.4 million of customer relationships as part of the purchase price allocation. In addition, a fair value step-up adjustment of €5.0 million was recognised for the 21% investment in associate HenEx that was included in the acquisition. After recognition of the proportional non-controlling interest impact, these amounts were subsequently offset in goodwill (see Notes 6 and 16).

        Migration of open interest positions in Nasdaq's Nordic power futures business

        On 19 March 2026, the Group announced the successful launch of Euronext Nord Pool Power Futures in the Nordics and Baltics, following the migration of 100% of the open interest positions in Nasdaq's Nordic power futures business to Euronext Clearing, that the Group acquired on 23 June 2025. All Nordic and Baltic contracts are now available for trading on Optiq®, Euronext's trading platform. Trading of power futures will be operated from Euronext Amsterdam and will be cleared through Euronext Clearing.

        Following the migration, the Group paid €76.6 million of the contingent consideration that was recognised on acquisition. The remaining amount, estimated at €22.7 million as per 30 June 2026, will be payable in March 2027 depending on specified future conditions. The Group has chosen to apply the liability approach that follows IFRIC 1 principles for recognition of the contingent consideration liability, whereby subsequent changes in the liability are adjusted against the carrying amount of the related asset.

        Acquisition of additional interest in associate HenEx

        On 2 February 2026, the Group acquired an additional 20% stake in associate HenEx at consideration of €7.3 million. Total interest in associate HenEx amounted to 41% as per 30 June 2026 (see Note 5).

        Sale of interest in Boursa Kuwait Securities Co.

        During the first six months of 2026, the Group sold its 0.78% interest in Boursa Kuwait Securities Co. at proceeds of €11.6 million. As this investment was classified as a financial asset at fair value through other comprehensive income, the accumulated fair value result was transferred within equity to retained earnings.

        Revaluation of direct- and indirect stakes in Euroclear S.A./N.V.

        For the determination of fair value of its direct and indirect investments in Euroclear S.A./N.V., the Group applied a weighted approach of the Gordon Growth model and recent observed market transactions. This valuation method resulted in an increase in fair value of Euronext S.A./N.V.'s direct- and indirect investments of €33.8 million as per 30 June 2026. This revaluation was recognised in Other Comprehensive Income (see Note 20).

        Repayment of Senior Unsecured Note #3

        On 18 May 2026, the Group repaid the outstanding amount of €385 million related to Senior Unsecured Note #3. The Bond had a five year maturity, with an annual coupon of 0.125% (see Note 19).

        Completion of Share Repurchase Programme of €250 million

        On 29 January 2026, Euronext announced the completion of the €250 million share repurchase programme. Between 18 November 2025 and 27 January 2026, 1,967,993 shares, or approximately 1.90% of Euronext's share capital, were repurchased at an average price of €127.03 per share. Following the completion of this repurchase programme, and the shareholders' approval gained at the Annual General Meeting on 20 May 2026, the 1,967,993 shares that were repurchased under the programme were cancelled on 23 July 2026.

        Long-Term Incentive Plan 2026

        On 22 May 2026, a Long-Term Incentive plan ("LTI 2026") was established under the revised Remuneration Policy that was approved by the AGM in May 2021. The LTI cliff vests after 3 years whereby performance criteria will impact the actual number of shares at vesting date. The share price for this grant at grant date was €150.20 and 147,007 Restricted Stock Units ("RSU's") were granted. The total share-based payment expense at the vesting date in 2029 is estimated to be €19.6 million. As from the grant date, compensation expense recorded for this LTI 2026 plan amounted to €0.6 million in the income statement for the six months period ended 30 June 2026.

      3. ‌Basis of preparation, accounting policies and significant judgments
        1. Basis of preparation

          The Group has prepared these Condensed Interim Consolidated Financial Statements in accordance with International Accounting Standard ("IAS") 34, Interim Financial Reporting, as adopted by the European Union. These Condensed Interim Consolidated Financial Statements should be read in conjunction with the Group's Consolidated Financial Statements as of and for the fiscal year ended 31 December 2025, which were prepared in accordance with International Financial Reporting Standards ("IFRS") as adopted by the European Union ("EU"). They do not include all of the information required for a complete set of financial statements prepared in accordance with IFRS Accounting Standards. However, selected explanatory notes are included to explain events and transactions that are significant to an understanding of the changes in the Group's financial position and performance since the last annual financial statements.

        2. Accounting policies and significant judgments

          The principal accounting policies and critical accounting estimates and judgments applied in the preparation of these Condensed Interim Consolidated Financial Statements are consistent with those described in the Consolidated Financial Statements as of and for the year ended 31 December 2025, except for (i) the adoption of new and amended standards effective as of 1 January 2026 (see below), and (ii) taxes on income in the interim periods which are accrued using the tax rate that would be applicable to expected total annual earnings in each tax jurisdiction.

          New IFRS standards, amendments and interpretations

          A number of new or amended standards became applicable for the current reporting period, but did not have a material impact on the Group's Condensed Interim Consolidated Financial Statements:

          • Amendments to IFRS 9 and IFRS 7 - 'Classification and Measurement of Financial Instruments'

          • Amendments to IFRS 9 and IFRS 7 - 'Contracts Referencing Nature-dependent Electricity'

          • Annual improvements to IFRS Accounting Standards - 'Volume 11'

        Impact of standards issued but not yet effective

        A number of new standards and amendments to standards are effective for annual periods beginning after 1 January 2026, which the Group has not applied in preparing these Condensed Interim Consolidated Financial Statements.

        In the Consolidated Financial Statements of the Group as of and for the year ended 31 December 2025, the (potential) impact for a number of these new standards and amendments were mentioned. No updates on these mentioned new standards and amendments are to be reported in these Condensed Interim Consolidated Financial Statements.

      4. Segment information

        Segments are reported in a manner consistent with how the business is operated and reviewed by the chief operating decision maker, who is responsible for allocating resources and assessing performance of the operating segments. The chief operating decision maker of the Group is the Extended Managing Board, comprising the Managing Board and Executive Committee. The organisation of the Group reflects the high level of mutualisation of resources across geographies and product lines. Operating results are monitored on a group-wide basis and, accordingly, the Group represents one operating segment and one reportable segment. Operating results reported to the Extended Managing Board are prepared on a measurement basis consistent with the reported Condensed Interim Consolidated Statement of Profit or Loss.

      5. ‌Group information

        The following tables provide an overview of the Group's subsidiaries, associates, joint-ventures and non-current investments:

        Ownership %

        Subsidiaries

        Domicile

        As at 30 June

        2026

        As at 31 December

        2025

        Accuratus Tax and CA Services LLC

        United States

        100.00

        100.00

        Admincontrol AS

        Norway

        100.00

        100.00

        Admincontrol Denmark ApS

        Denmark

        100.00

        100.00

        Admincontrol Finland Oy

        Finland

        100.00

        100.00

        Admincontrol Sweden AB

        Sweden

        100.00

        100.00

        Admincontrol UK Ltd

        United Kingdom

        100.00

        100.00

        Euronext Athens Holding S.A. (a)

        Greece

        78.63

        75.62

        Euronext Clearing Athens S.A. (a)

        Greece

        78.63

        75.62

        Euronext Securities Athens S.A. (a)

        Greece

        78.63

        75.62

        Euronext Athens SINGLE MEMBER P.C. (b)

        Greece

        78.63

        0.00

        Euronext Technologies Greece SINGLE MEMBER P.C. (b)

        Greece

        100.00

        0.00

        Borsa Italiana S.p.A.

        Italy

        99.99

        99.99

        Cassa di Compensazione e Garanzia S.p.A. (c)

        Italy

        99.99

        99.99

        Chilean Benchmark Facility S.p.A.

        Chile

        75.00

        75.00

        Commcise Software Ltd.

        United Kingdom

        100.00

        100.00

        Company Webcast B.V.

        The Netherlands

        100.00

        100.00

        Czech Financial Benchmark Facility S.r.o.

        Czech Republic

        75.00

        75.00

        Danish Financial Benchmark Facility A.p.S.

        Denmark

        75.00

        75.00

        Elite S.p.A.

        Italy

        74.99

        74.99

        Euro MTS Ltd.

        United Kingdom

        63.14

        63.14

        Euronext Amsterdam N.V.

        The Netherlands

        100.00

        100.00

        Euronext Brussels S.A./N.V.

        Belgium

        100.00

        100.00

        Euronext Corporate Services GmbH

        Germany

        100.00

        100.00

        Euronext Corporate Services S.r.l.

        Italy

        100.00

        100.00

        Euronext Corporate Solutions Belgium S.r.l.

        Belgium

        100.00

        100.00

        Euronext Corporate Solutions B.V.

        The Netherlands

        100.00

        100.00

        Euronext Corporate Solutions Finland Oy

        Finland

        100.00

        100.00

        Euronext Corporate Solutions France S.A.S.

        France

        100.00

        100.00

        Euronext Corporate Solutions Norge Holding AS

        Norway

        100.00

        100.00

        Euronext Corporate Solutions Sweden AB

        Sweden

        100.00

        100.00

        Euronext Corporate Solutions UK Ltd.

        United Kingdom

        100.00

        100.00

        Euronext FX Inc.

        United States

        100.00

        100.00

        Euronext Holding Italia S.p.A.

        Italy

        100.00

        100.00

        Euronext India Private Limited

        India

        100.00

        100.00

        Euronext IP & IT Holding B.V.

        The Netherlands

        100.00

        100.00

        Euronext Italy Merger 2 S.r.l.

        Italy

        100.00

        100.00

        Euronext Lisbon S.A. (d)

        Portugal

        100.00

        100.00

        Euronext London Ltd.

        United Kingdom

        100.00

        100.00

        Euronext Market Services LLC

        United States

        100.00

        100.00

        Euronext Markets Americas LLC

        United States

        100.00

        100.00

        Euronext Markets Singapore Pte Ltd.

        Singapore

        100.00

        100.00

        Euronext New Zealand Holdings Ltd.

        New Zealand

        100.00

        100.00

        Euronext Nordics Holding AS

        Norway

        100.00

        100.00

        Euronext Paris S.A.

        France

        100.00

        100.00

        Euronext Securities Shared Services Unipessoal Lda

        Portugal

        100.00

        100.00

        Euronext Technologies S.A.S.

        France

        100.00

        100.00

        Euronext Technologies S.r.l.

        Italy

        100.00

        100.00

        Euronext Technologies Unipessoal Lda.

        Portugal

        100.00

        100.00

        Euronext UK Holdings Ltd.

        United Kingdom

        100.00

        100.00

        Euronext US Inc.

        United States

        100.00

        100.00

        GATElab Ltd.

        United Kingdom

        100.00

        100.00

        GATElab S.r.l.

        Italy

        100.00

        100.00

        Global Rate Set Systems Ltd.

        New Zealand

        75.00

        75.00

        iBabs B.V.

        The Netherlands

        100.00

        100.00

        Interbolsa S.A. (e), (f)

        Portugal

        100.00

        100.00

        Marche de Titres France SAS

        France

        63.14

        63.14

        Monte Titoli S.p.A. (e)

        Italy

        98.92

        98.92

        MTS S.p.A.

        Italy

        63.14

        63.14

        MTS SEF Inc. (g)

        United States

        63.14

        0.00

        Nord Pool AB

        Sweden

        66.00

        66.00

        Nord Pool AS

        Norway

        66.00

        66.00

        Nord Pool European Market Coupling Operator AS

        Norway

        66.00

        66.00

        Nord Pool Finland Oy

        Finland

        66.00

        66.00

        Nord Pool Holding AS

        Norway

        66.00

        66.00

        Oslo Børs ASA

        Norway

        100.00

        100.00

        Stichting Euronext Foundation (h)

        The Netherlands

        0.00

        0.00

        Substantive Research Limited

        United Kingdom

        100.00

        100.00

        The Irish Stock Exchange Plc. (i)

        Ireland

        100.00

        100.00

        Verdipapirsentralen ASA ("VPS") (e)

        Norway

        100.00

        100.00

        VP Securities AS (e)

        Denmark

        100.00

        100.00

        Associates Domicile

        MTS Associated Markets SA Belgium

        23.00

        23.00

        Hellenic Energy Exchange (HenEx) (j) Greece

        41.00

        21.00

        Joint Ventures Domicile

        FinansNett Norge AS Norway

        50.00

        50.00

        Non-current investments Domicile

        Association of National Numbering Agencies

        Belgium

        2.20

        2.20

        Boursa Kuwait Securities Co. (k)

        Kuwait

        0.00

        0.78

        Beogradska berza a.d.

        Serbia

        4.75

        4.75

        Euroclear S.A./N.V.

        Belgium

        3.53

        3.53

        EuroCTP B.V.

        The Netherlands

        19.00

        19.00

        Investor Compensation Company Designated Activity Company

        Ireland

        33.30

        33.30

        Nordic Credit Rating AS

        Norway

        5.00

        5.00

        Sicovam Holding S.A.

        France

        9.60

        9.60

        1. During the first six months of 2026, the Group acquired an additional interest of 3.1% in the Athens Exchange Group (see Note 6). Furthermore, the Hellenic Exchanges - Athens Stock Exchange S.A. changed its legal name into Euronext Athens Holding S.A., Athens Exchange Clearing House S.A. changed its legal name into Euronext Clearing Athens S.A. and Hellenic Central Securities Depository S.A. changed its legal name into Euronext Securities Athens S.A.

        2. Euronext Athens SINGLE MEMBER P.C.and Euronext Technologies Greece SINGLE MEMBER P.C. were incorporated in 2026.

        3. Cassa di Compensazione e Garanzia S.p.A.operates under the business name "Euronext Clearing".

        4. Legal name of Euronext Lisbon S.A. is Euronext Lisbon - Sociedade Gestora de Mercados Regulamentados, S.A.

        5. Interbolsa S.A., Verdipapirsentralen ASA, VP Securities AS and Monte Titoli S.p.A. respectively operate under the business names "Euronext Securities Porto", "Euronext Securities Oslo", "Euronext Securities Copenhagen" and "Euronext Securities Milan".

        6. Legal name of Interbolsa S.A. is Interbolsa - Sociedade Gestora de Sistemas de Liquidaçao e de Sistemas Centralizados de Valores Mobiliários, S.A.

        7. MTS SEF Inc. was incorporated during the first six months of 2026.

        8. Stichting Euronext Foundation is not owned by the Group but included in the scope of consolidation.

        9. The Irish Stock Exchange plc. operates under the business name "Euronext Dublin".

        10. On 3 February 2026, the Group acquired an additional interest of 20% in associate HenEx.

        11. In 2026, the Group sold its 0.78% interest in Boursa Kuwait Securities Co.

      6. ‌Business combinations and acquisition of non-controlling interest

        No business combinations occurred during the six months period ended 30 June 2026. Updated information on business combinations acquired in prior year is set out in Note 6.1 below. Information on additional interest acquired in Athex Group is set out in Note 6.2 below.

        1. Acquisition of Athens Exchange Group (Athex Group)

          On 24 November 2025, the Group acquired 74.25% of the share capital in Athex Group, comprising the Athens Stock Exchange, Athens Exchange Clearing House and the Hellenic Central Securities Depository. The acquisition was executed through a share exchange transaction. The fair value of the consideration transferred approximated €278.5 million.

          Details of this business combination were disclosed in Note 5 of the Group's Consolidated Financial Statements for the year ended 31 December 2025, including the preliminary fair value calculation of the transaction.

          Following the progress on the valuation of the net identifiable assets during the six months period ended 30 June 2026, the updated net identifiable assets acquired, non-controlling interest and goodwill are reflected in the table below.

          In thousands of euros

          Updated Fair Value (a)

          Assets

          Property, plant and equipment

          20,627

          Investment property

          6,300

          Intangible assets: customer relationships

          55,400

          Intangible assets: other

          7,989

          Deferred tax assets

          62

          Investments in associates and joint ventures

          7,676

          Non-current financial assets at FVOCI

          17,176

          Non-current other assets

          4,826

          Trade and other receivables

          10,666

          CCP clearing business assets (a)

          1,103,265

          Cash and cash equivalents

          104,545

          Liabilities

          Deferred tax liabilities

          (15,816)

          Post-employment benefits

          (2,031)

          Non-current contract liabilities

          (7,779)

          Non-current other provisions

          (266)

          CCP clearing business liabilities (a)

          (1,103,265)

          Current income tax liabilities

          (7,744)

          Trade and other payables

          (24,058)

          Current contract liabilities

          (3,491)

          Net identifiable assets acquired

          174,082

          Less: non-controlling interest

          (44,864)

          Add: Goodwill

          149,301

          Total purchase consideration

          278,519

          (a) CCP clearing business assets and CCP clearing business liabilities are still subject to fair value adjustments, within the one year measurement period after acquisition.

        2. Acquisition of additional interest in Athex Group

          By end of last year, the Group had increased its interest in Athex Group by 1.37%, totalling 75.62% as per 31 December 2025.

          During the six months period ended 30 June 2026, the Group acquired an additional interest on the market in Athex Group of 3.01% at an amount of €12.1 million, bringing the total interest in Athex Group at 78.63% as per 30 June 2026.

          These transactions were paid in cash and accounted for as transactions with non-controlling interests through equity.

      7. ‌Revenue and income
        1. Revenue from contracts with customers

          Substantially all of the Group's revenues are considered to be revenues from contracts with customers.

          The Group's power trading revenue is closely correlated to seasonal fluctuations caused by higher energy demands in winter versus lower energy demands in summer. The Group's other revenue streams are not subject to significant seasonality patterns, except that there are generally lower trading volumes and listing admissions during the summer period. Trading volumes are subject to market volatility.

          Set out below is the disaggregation of the Group's revenue from contracts with customers for the six months ended 30 June:

          In thousands of euros

          Major revenue stream

          Six months ended

          30 June 2026

          Timing of revenue recognition

          Product or service transferred at a point in

          time over time

          Six months

          ended

          30 June 2025

          Timing of revenue recognition

          Product or service transferred at a point in

          time over time

          Securities Services

          188,486

          79,956

          108,530

          169,593

          70,989

          98,604

          Custody and Settlement

          172,548

          64,018

          108,530

          153,346

          54,742

          98,604

          Other Post Trade

          15,938

          15,938

          -

          16,247

          16,247

          -

          Capital Markets and Data Solutions

          376,965

          7,651

          369,314

          322,773

          8,880

          313,894

          Primary Markets

          106,458

          1,172

          105,287

          92,896

          1,507

          91,389

          Advanced Data Solutions

          141,656

          340

          141,316

          130,279

          442

          129,837

          Corporate, Technology and Investor Solutions

          128,851

          6,139

          122,712

          99,598

          6,931

          92,667

          of which

          Corporate Solutions

          47,203

          4,341

          42,862

          33,197

          6,482

          26,715

          Technology Solutions and other revenue

          71,104

          1,798

          69,305

          57,711

          449

          57,262

          Investor Solutions

          10,544

          -

          10,544

          8,690

          -

          8,690

          FICC markets

          193,913

          180,874

          13,040

          178,329

          167,086

          11,243

          Fixed income trading and clearing

          107,865

          99,701

          8,164

          103,473

          96,440

          7,033

          Commodities trading and clearing

          67,738

          62,862

          4,876

          56,347

          52,136

          4,210

          of which

          Commodity derivatives trading and clearing

          30,674

          30,674

          -

          29,391

          29,391

          -

          Power trading and clearing

          37,064

          32,188

          4,876

          26,956

          22,745

          4,210

          FX trading

          18,310

          18,310

          -

          18,509

          18,509

          -

          Equity markets

          271,567

          270,764

          802

          214,631

          213,980

          650

          Cash equity trading and clearing

          241,501

          241,501

          -

          187,432

          187,432

          -

          Financial derivatives trading and clearing

          30,066

          29,264

          802

          27,199

          26,548

          650

          Total revenue from contracts with customers

          1,030,931

          539,245

          491,687

          885,326

          460,935

          424,391

        2. Geographical information

          Set out below is the geographical information of the Group's revenue for the six months ended:

          In

          thousands

          of euros France Italy

          Netherlands

          United

          Kingdom Belgium Portugal Ireland

          United

          States Norway Sweden Denmark Finland Germany

          New

          Zealand Greece Total

          30 June

          2026

          Revenue from contracts with customers (a)

          205,036

          370,672

          107,915

          7,217

          17,547

          22,668

          19,828

          26,484

          146,716

          2,562

          48,110

          150

          118

          5,796

          50,112

          1,030,931

          30 June

          2025

          Revenue from contracts with customers (a)

          190,958

          341,674

          91,968

          6,913

          16,766

          20,558

          19,202

          25,481

          115,873

          2,585

          47,592

          187

          365

          5,204

          -

          885,326

          (a) Revenues from Cash trading, Derivatives trading, Fixed income trading (executed outside MTS S.p.A.), Clearing, Advanced data services, Colocation services (Bergamo data centre) and Connection services are attributed to the country where the exchange is domiciled. Revenues from other categories are attributed to the billing entity.

        3. Net treasury income through CCP business

          Income recognised in the CCP clearing business includes net treasury income earned on margin and default funds, held as part of the risk management process, which amounted to €38.9 million for the six months period ended 30 June 2026.

          Net treasury income through CCP business executed by Euronext Clearing amounted to €38.2 million and is the result of gross interest income of €248.5 million, less interests paid on clearing members' margin and default fund as treasury expense, which amounted to

          €210.3 million (see Note 20.2.6). In a context of positive interest rates, the Group realized total interest earnings from Central Bank and LCH deposits of €214.8 million and a net treasury income from financial assets of €33.7 million.

          The remainder of €0.7 million was recognised by Euronext Clearing Athens S.A.

        4. Other income

        Other income generally consists of income that is earned from non-operating activities.

      8. ‌Salaries and employee benefits

        Six months ended Six months ended

        30 June 2026 30 June 2025

        In thousands of euros

        Underlying

        items

        Non-Underlying

        items

        Total

        Underlying

        items

        Non-Underlying

        items

        Total

        Salaries and other short term benefits

        (135,317)

        (1,421)

        (136,738)

        (116,632)

        (1,530)

        (118,162)

        Social security contributions

        (46,059)

        (86)

        (46,145)

        (45,383)

        (112)

        (45,495)

        Share-based payment costs

        (10,339)

        -

        (10,339)

        (9,549)

        -

        (9,549)

        Pension cost - defined benefit plans

        (5,994)

        (1)

        (5,995)

        (5,165)

        (7)

        (5,172)

        Pension cost - defined contribution plans

        (2,952)

        3

        (2,949)

        (2,321)

        36

        (2,285)

        Total salaries and employee benefits

        (200,661)

        (1,505)

        (202,166)

        (179,050)

        (1,613)

        (180,663)

        Underlying salaries and employee benefits increased, mostly due to the increase in FTE, following the acquisition of Athex Group at end of 2025.

      9. ‌Depreciation and amortisation

        Six months ended Six months ended

        30 June 2026 30 June 2025

        In thousands of euros

        Underlying

        items

        Non-Underlying

        items

        Total

        Underlying

        items

        Non-Underlying

        items

        Total

        Depreciation of tangible fixed assets

        (11,498)

        (2,119)

        (13,617)

        (10,980)

        (2,058)

        (13,038)

        Amortisation of intangible fixed assets

        (22,823)

        (57,344)

        (80,167)

        (22,822)

        (50,371)

        (73,193)

        Depreciation of right-of-use assets

        (9,679)

        -

        (9,679)

        (10,233)

        -

        (10,233)

        Total depreciation and amortisation

        (44,000)

        (59,463)

        (103,463)

        (44,035)

        (52,429)

        (96,464)

        Underlying depreciation and amortisation remained stable, whereas non-underlying depreciation and amortisation increased following the recognition of intangible assets related to the acquisition of Athex Group.

      10. ‌Other operational expenses

        Six months ended Six months ended

        30 June 2026 30 June 2025

        In thousands of euros

        Underlying

        items

        Non-Underlying

        items

        Total

        Underlying

        items

        Non-Underlying

        items

        Total

        Systems and communications

        (55,199)

        (1,263)

        (56,462)

        (52,395)

        (300)

        (52,695)

        Professional services

        (40,087)

        (3,340)

        (43,427)

        (35,768)

        (1,173)

        (36,941)

        Clearing expenses

        (205)

        -

        (205)

        (428)

        -

        (428)

        Accommodation

        (9,295)

        (29)

        (9,324)

        (9,112)

        (130)

        (9,242)

        Other expenses (a)

        (64,246)

        (840)

        (65,086)

        (56,148)

        (41)

        (56,189)

        Total other operational expenses

        (169,032)

        (5,472)

        (174,504)

        (153,851)

        (1,644)

        (155,495)

        (a) Other expenses include marketing, taxes, insurance, travel, professional membership fees, corporate management and other expenses.

        Underlying other operational expenses increased, mostly due to the impact of Athex Group following the acquisition at end of 2025.

      11. ‌Non-underlying items

        Six months ended

        In thousands of euros

        30 June 2026

        30 June 2025

        Non-underlying revenues and income

        Release of deferred revenue fair value adjustment recognised on acquisition (a)

        (2,768)

        -

        (2,768)

        -

        Non-underlying salaries and employee benefits

        Integration -and double run costs (b)

        (462)

        (170)

        Restructuring costs

        (1,043)

        (1,443)

        (1,505)

        (1,613)

        Non-underlying depreciation and amortisation

        Integration -and double run costs (b)

        (10,712)

        (11,010)

        Amortisation and impairment of acquired intangible assets (PPA) (c)

        (47,606)

        (40,380)

        Amortisation and impairment of other (in)tangible assets

        (1,145)

        (1,039)

        (59,463)

        (52,429)

        Non-underlying other operational expenses

        Integration -and double run costs (b)

        (4,274)

        (879)

        Acquisition costs (d)

        (540)

        (3,179)

        Litigation provisions/settlements

        503

        95

        Release of accruals from prior years

        -

        2,319

        Other

        (1,161)

        -

        (5,472)

        (1,644)

        Non-underlying items before tax

        (69,208)

        (55,686)

        Tax on non-underlying items (e)

        17,183

        14,622

        Non-controlling interest

        2,129

        1,680

        Non-underlying profit / (loss) for the period attributable to the shareholders of the Company

        (49,896)

        (39,384)

        1. The valuation of the net identifiable assets of Admincontrol in 2025, included a €7.2 million 'haircut' adjustment on contract liabilities. This fair value adjustment was partially released as a non-underlying item in Q4 2025. The remainder was released in 2026.

        2. The total integration- and double run costs amounted to €15.5 million (2025: €12.1 million). These cost are attributable to significant projects and activities to integrate the acquired businesses with those of the Group.

        3. Amortisation of intangible assets that were recorded as a result of acquisitions amounted to €47.6 million (2025: €40.4 million).

        4. The acquisition costs of €0.6 million (2025: €3.2 million), mainly related to costs incurred during the first six months of 2026 for acquisitions that would increase the perimeter of the Group.

        5. After the determination that an item is taxable, the tax impact of the Group's non-underlying items of the individual entities of the Group to which the non-underlying items relate, is computed based on the tax rates applicable to the respective territories in which the entity operates.

        The nature and composition of the non-underlying items are explained in the material accounting policies section in Note 3 of the Group's annual consolidated financial statements for the year ended 31 December 2025. The Group uses its judgment to classify items as non-underlying. The determination of non-underlying items is not measured under EU-IFRS and should be considered in addition to, and not as a substitute for IFRS measures.

      12. ‌Net financing income / (expense)

        Six months ended

        In thousands of euros

        30 June 2026

        30 June 2025

        Interest expense (effective interest method)

        (27,735)

        (17,550)

        Interest in respect of lease liabilities

        (1,817)

        (2,045)

        Finance costs

        (29,552)

        (19,595)

        Interest income (effective interest method)

        16,711

        16,878

        Finance income

        16,711

        16,878

        Gain / (loss) on disposal of treasury investments

        615

        1,455

        Net foreign exchange gain/(loss)

        (1,836)

        (5,916)

        Other net financing result

        (1,221)

        (4,461)

        Total

        (14,062)

        (7,178)

        Finance costs includes the impact of interest expenses on the Senior Unsecured Notes, that are held by the Group.

        Finance income comprises interest income (effective interest method) that is incurred on the Group's outstanding cash balances.

        Gain/(loss) on disposal of treasury investments includes the impact from changes in fair value of short-term investments in money market funds (see Note 20).

        The interest income and interest expenses from CCP clearing business assets and liabilities are shown in net treasury income through CCP business (see Note 7.2).

      13. ‌Results from equity investments

        Six months ended

        In thousands of euros

        30 June 2026

        30 June 2025

        Dividend income

        26,682

        24,463

        Total

        26,682

        24,463

        The results from equity investments relate to dividends received from Euroclear S.A./N.V. and Boursa Kuwait Securities Co., during the first six months of 2026. In the comparative period only dividends from Euroclear S.A /N.V. were received.

      14. ‌Share of net profit/(loss) of associates and joint ventures

        The share of net profit /(loss) of associates and joint ventures was contributed by associate HenEx during the six month period ended 30 June 2026.

        In the comparative period no share of net profit /(loss) of associates and joint ventures was recognised.

      15. ‌Income tax expense

        Income tax expense for the interim period is recognised by reference to management's estimate of the weighted average income tax rate expected for the full fiscal year, with the exception of discrete "one-off" items which are recorded in full in the interim period.

        The underlying effective tax rate slightly decreased from 26.7% for the six months ended 30 June 2025 to 26.2% for the six months ended 30 June 2026. The total effective tax rate slightly decreased from 26.7% for the six months ended 30 June 2025 to 26.4% for the six months ended 30 June 2026.

      16. ‌Goodwill and other intangible assets

        Internally

        Purchased

        Intangible assets recognised on business combinations and asset acquisitions

        Fair Value

        In thousands of euros

        Goodwill (a)

        developed

        software

        software and

        other

        adjustment Software

        Customer Relations (a)

        Brand Names

        Total

        As at 31 December 2025

        Cost

        4,475,761

        556,855

        83,944

        189,719

        2,346,183

        42,772

        7,695,234

        Accumulated amortisation and impairment

        (52,165)

        (339,044)

        (77,767)

        (114,236)

        (310,133)

        (5,373)

        (898,718)

        Net book amount (a)

        4,423,596

        217,811

        6,177

        75,483

        2,036,050

        37,399

        6,796,516

        As at 1 January 2026 net book amount

        4,423,596

        217,811

        6,177

        75,483

        2,036,050

        37,399

        6,796,516

        Exchange differences

        37,793

        570

        224

        1,183

        12,593

        868

        53,231

        Additions / (disposals)

        -

        57,947

        1,580

        -

        (596)

        -

        58,931

        Impairment charge / write off

        -

        -

        -

        -

        -

        -

        -

        Transfers and other

        (509)

        374

        (1,465)

        -

        (771)

        -

        (2,371)

        Sale of subsidiaries / business

        -

        -

        -

        -

        -

        -

        -

        Amortisation charge (Note 10)

        -

        (31,390)

        (1,171)

        (11,784)

        (35,795)

        (27)

        (80,167)

        As at 30 June 2026 net book amount

        4,460,880

        245,312

        5,345

        64,882

        2,011,481

        38,240

        6,826,140

        As at 30 June 2026

        Cost

        4,513,045

        616,927

        84,802

        192,526

        2,359,908

        43,640

        7,810,848

        Accumulated amortisation and impairment

        (52,165)

        (371,615)

        (79,457)

        (127,644)

        (348,427)

        (5,400)

        (984,708)

        Net book amount

        4,460,880

        245,312

        5,345

        64,882

        2,011,481

        38,240

        6,826,140

        (a) Following the update on the purchase price allocation related to the acquisition of Athex Group (see Note 6), the Group adjusted the comparative balance of 'Goodwill' downwards by €35.8 million and the comparative balance of 'Customer Relations' upwards by €55.4 million.

        During the first six months of 2026, the increase in internally developed software investments is primarily related to projects initiated as part of the Strategic Plan "Innovate for Growth 2027", as well as the ongoing pan-Europeanisation of Euronext CSDs, and further expansion of clearing activities by Euronext Clearing.

        Furthermore, no indicators of impairment of goodwill and other intangible assets were identified and as such no detailed impairment test was performed.

      17. ‌Shareholders' equity

        Under the Articles of Association, the Company's authorised share capital amounts to €200,000,001.60 and is divided into 125,000,000 Ordinary Shares and one Priority Share, each with a nominal value of €1.60 per share. All of Euronext's shares have been or will be created under Dutch law.

        As of 30 June 2026, the Company's issued share capital amounts to €165,903,893 and is divided into 103,689,933 Ordinary Shares. The Priority Share is currently not outstanding. The fully paid ordinary shares carry one vote per share and rights to dividends, if declared. The Group's ability to declare dividends is limited to distributable reserves as defined by Dutch law.

        Reserve own shares (for opening and closing balance, see Condensed Interim Consolidated Statement of Changes in Equity)

        The movements in treasury shares were as follows, during the six months period ended 30 June:

        Movements in treasury shares during the half-year

        Shares 2026

        Shares 2025

        Total Value

        2026

        Total Value

        2025

        (In thousands of euros)

        (In thousands of euros)

        Liquidity contract (a)

        (3,000)

        -

        408

        (21)

        Share Repurchase Programmes (b)

        741,211

        1,786,221

        96,762

        204,471

        From share-based payments (c)

        (274,525)

        (185,541)

        (17,507)

        (15,584)

        1. The movement in value of €407k during the first six months of 2026, relates to the transactions in Euronext N.V. shares conducted by the liquidity provider on behalf of the Group under the liquidity contract established.

        2. Under the Share Repurchase Programmes, 741,211 shares were repurchased by the Group during the first six months of 2026.

        3. 274,525 shares were delivered to employees for whom share plans had already vested during the first six months of 2026.

        Dividend

        On 20 May 2026, the Annual General Meeting of shareholders voted for the adoption of the proposed €3.18 dividend per ordinary share, representing a 50% pay-out ratio of net profit attributable to the shareholders of the Company for the year ended 31 December 2025. On 27 May 2026, the dividend of €322.8 million was paid to the shareholders of Euronext N.V.

      18. ‌Earnings per Share (EPS)

        Earnings per share is presented on four bases: (i) basic earnings per share, (ii) diluted earnings per share, (iii) 'underlying' basic earnings per share and (iv) 'underlying' diluted earnings per share.

        Basic earnings per share is calculated by dividing the profit for the period attributable to the shareholders of the Company by the weighted average number of ordinary shares outstanding for the period.

        The calculation of 'underlying' basic earnings per share excludes non-underlying items, as disclosed in Note 11, from the profit for the period attributable to the shareholders of the Company.

        Diluted earnings per share is calculated by dividing the diluted profit for the period attributable to the shareholders of the Company by the weighted average number of ordinary shares outstanding for the period plus the weighted average number of ordinary shares that would be issued on conversion of all the dilutive potential ordinary shares into ordinary shares.

        The calculation of 'underlying' diluted earnings per share excludes non-underlying items, as disclosed in Note 11, from the dilutive profit for the period attributable to the shareholders of the Company.

        The following table reflects the income and share data used in the basic and diluted EPS calculations and 'underlying' basic and diluted EPS calculations:

        Six months ended

        In thousands of euros

        30 June 2026

        30 June 2025

        Profit attributable to the shareholders of the Company

        411,183

        348,557

        Adjusted for:

        Non-underlying items for the period attributable to the shareholders of the Company (see Note 11)

        49,896

        39,384

        Underlying Profit attributable to the shareholders of the Company

        461,079

        387,941

        Profit attributable to the shareholders of the Company

        411,183

        348,557

        Adjusted for:

        4,664

        Interest expense on convertible bonds (net of tax) saved as a result of the conversion

        809

        Diluted Profit attributable to the shareholders of the Company

        415,847

        349,366

        Adjusted for:

        49,896

        39,384

        Non-underlying items for the period attributable to the shareholders of the Company (see Note 11)

        Diluted Underlying Profit attributable to the shareholders of the Company

        465,743

        388,750

        In number of shares

        Weighted average number of ordinary shares for basic EPS (a)

        101,318,098

        101,374,346

        Effects of dilution from:

        Share plans

        258,104

        363,394

        Assumed conversion of convertible bonds

        2,223,206

        393,053

        Weighted average number of ordinary shares adjusted for the effect of dilution (a)

        103,799,408

        102,130,793

        (a) The weighted average number of shares takes into account the weighted average effect of changes in treasury shares during the year.

        The impact of share plans is determined by the number of shares that could have been acquired at fair value (determined as the average quarterly market price of Euronext's shares) based on the fair value (measured in accordance with IFRS 2) of any services to be supplied to Euronext in the future under these plans.

        The convertible bonds are considered to be potential ordinary shares and have been included in the calculation of diluted earnings per share as of 30 June 2026. A maximum conversion in future would increase the number of shares by 2,223,206 based on the conversion price. In the comparative period calculation, the weighted number of assumed converted shares amounted to 393,053 as this was only one month since the issue date.

        There have been no other transactions involving ordinary shares or potential ordinary shares between the reporting date and the date of authorisation of these financial statements.

      19. ‌Borrowings

        In thousands of euros

        Balance at 31 December

        2025

        Transfers

        Repayments

        Amortisation of Fair Value adjustments

        Issuances

        Other movements

        Balance at 30 June

        2026

        Non-current

        Borrowings

        Senior Unsecured note #2 (1.125% / June 2029)

        750,000

        -

        -

        -

        -

        -

        750,000

        Senior Unsecured note #4 (0.75% / May 2031)

        600,000

        -

        -

        -

        -

        -

        600,000

        Senior Unsecured note #5 (1.50% / May 2041)

        600,000

        -

        -

        -

        -

        -

        600,000

        Senior Unsecured note #6 (2.625% / Nov 2028)

        600,000

        -

        -

        -

        -

        -

        600,000

        Convertible note (1.50% / May 2032)

        380,487

        -

        -

        -

        -

        3,188

        383,675

        Discount, premium and issue costs

        (24,874)

        -

        -

        -

        243

        -

        (24,631)

        Amortisation discount, premium and issue costs

        7,918

        -

        -

        -

        -

        938

        8,856

        Total

        2,913,531

        -

        -

        -

        243

        4,126

        2,917,900

        Current

        Borrowings

        Senior Unsecured note #3 (incl. discount and amortisation) (0.125% / May 2026)

        384,901

        -

        (385,485)

        -

        -

        584

        -

        Accrued interest and other

        15,592

        -

        (26,243)

        -

        -

        22,062

        11,411

        Total

        400,493

        -

        (411,728)

        -

        -

        22,646

        11,411

        Senior Unsecured Note #3

        On 18 May 2026, the Group repaid the outstanding amount of €385 million related to Senior Unsecured Note #3. The Bond had a five year maturity, with an annual coupon of 0.125%. It was rated "BBB" by Standard & Poor's rating agency, and was listed on Euronext Dublin.

        Revolving credit facility at Nord Pool

        In March 2026, the Group renewed the revolving credit facility agreement (RCF) of €100.0 million at Nord Pool. It provides Nord Pool with short term liquidity to cover short falls, resulting from delayed payments owed by one or more participants. The RCF has a maturity of 364 days and bears an interest rate equal to the relevant EURIBOR rate for the period of the advance plus a 0.70% margin. The revolving facility has not been drawn and is not drawn as per 30 June 2026.

      20. ‌Financial instruments

        Set out below are the financial instruments held by the Group at 30 June 2026 and 31 December 2025.

        1. Financial instruments by category

          In thousands of euros

          Amortised

          cost

          As at 30 June 2026 FVOCI FVOCI

          equity debt

          instruments instruments FVPL

          Total

          Financial assets

          CCP trading assets at fair value

          -

          -

          -

          173,119,596

          173,119,596

          Assets under repurchase transactions

          198,545,272

          -

          -

          -

          198,545,272

          Other financial assets traded but not yet settled

          -

          -

          -

          128,088

          128,088

          Debt instruments at fair value through other comprehensive income

          -

          -

          150,946

          -

          150,946

          Other instruments held at fair value

          -

          -

          -

          169,796

          169,796

          Other receivables from clearing members

          6,904,130

          -

          -

          -

          6,904,130

          Cash and cash equivalents of clearing members

          26,543,738

          -

          -

          -

          26,543,738

          Total financial assets of the CCP clearing business

          231,993,140

          -

          150,946

          173,417,480

          405,561,566

          Financial assets at fair value through other comprehensive income

          -

          453,464

          -

          -

          453,464

          Financial assets at fair value through profit or loss

          -

          -

          -

          3,288

          3,288

          Financial assets at amortised cost

          3,013

          -

          -

          -

          3,013

          Trade and other receivables

          459,309

          -

          -

          -

          459,309

          Derivative financial instruments

          -

          -

          -

          40

          40

          Other current financial assets

          21,252

          -

          50,295

          -

          71,547

          Cash and cash equivalents

          1,293,460

          -

          -

          17,728

          1,311,188

          Total

          233,770,174

          453,464

          201,241

          173,438,536

          407,863,415

          Financial liabilities

          CCP trading liabilities at fair value

          -

          -

          -

          173,119,596

          173,119,596

          Liabilities under repurchase transactions

          198,545,272

          -

          -

          -

          198,545,272

          Other financial liabilities traded but not yet settled

          -

          -

          -

          128,088

          128,088

          Other payables to clearing members

          33,634,448

          -

          -

          157,291

          33,791,739

          Total financial liabilities of the CCP clearing business

          232,179,720

          -

          -

          173,404,975

          405,584,695

          Borrowings (non-current)

          2,917,900

          -

          -

          -

          2,917,900

          Other non-current financial liabilities

          -

          -

          -

          1,266

          1,266

          Borrowings (current)

          11,411

          -

          -

          -

          11,411

          Derivative financial instruments

          -

          -

          -

          -

          -

          Other current financial liabilities

          22,698

          -

          -

          2,250

          24,948

          Trade and other payables

          699,518

          -

          -

          -

          699,518

          Total

          235,831,247

          -

          -

          173,408,491

          409,239,738

          The nature and composition of the CCP clearing business assets and liabilities are explained in the accounting policies section in Note 3 of the Group's annual consolidated financial statements for the year ended 31 December 2025.

          As at 31 December 2025

          FVOCI FVOCI

          Amortised

          equity

          debt

          In thousands of euros

          cost

          instruments

          instruments

          FVPL

          Total

          Financial assets

          CCP trading assets at fair value (a)

          -

          -

          -

          138,031,296

          138,031,296

          Assets under repurchase transactions

          156,317,842

          -

          -

          -

          156,317,842

          Other financial assets traded but not yet settled (a)

          -

          -

          -

          14,413

          14,413

          Debt instruments at fair value through other comprehensive income

          -

          -

          117,968

          -

          117,968

          Other instruments held at fair value

          -

          -

          -

          18,516

          18,516

          Other receivables from clearing members

          7,087,451

          -

          -

          -

          7,087,451

          Cash and cash equivalents of clearing members

          17,082,857

          -

          -

          -

          17,082,857

          Total financial assets of the CCP clearing business

          180,488,150

          -

          117,968

          138,064,225

          318,670,343

          Financial assets at fair value through other comprehensive income

          -

          435,700

          -

          -

          435,700

          Financial assets at amortised cost

          2,994

          -

          -

          -

          2,994

          Trade and other receivables

          392,764

          -

          -

          -

          392,764

          Derivative financial instruments

          -

          -

          -

          110

          110

          Other current financial assets

          20,503

          -

          43,106

          -

          63,609

          Cash and cash equivalents

          1,546,283

          -

          -

          47,420

          1,593,703

          Total

          182,450,694

          435,700

          161,074

          138,111,755

          321,159,223

          Financial liabilities

          CCP trading liabilities at fair value (a)

          -

          -

          -

          138,031,296

          138,031,296

          Liabilities under repurchase transactions

          156,317,842

          -

          -

          -

          156,317,842

          Other financial liabilities traded but not yet settled (a)

          -

          -

          -

          14,413

          14,413

          Other payables to clearing members

          24,321,488

          -

          -

          7,184

          24,328,672

          Total financial liabilities of the CCP clearing business

          180,639,330

          -

          -

          138,052,893

          318,692,223

          Borrowings (non-current)

          2,913,531

          -

          -

          -

          2,913,531

          Other non-current financial liabilities

          -

          -

          -

          3,480

          3,480

          Borrowings (current)

          400,493

          -

          -

          -

          400,493

          Derivative financial instruments

          103,545

          -

          -

          -

          103,545

          Trade and other payables

          520,216

          -

          -

          -

          520,216

          Total

          184,577,115

          -

          -

          138,056,373

          322,633,488

          (a) Following the update on the purchase price allocation related to the acquisition of Athex Group, the Group adjusted the comparative figures.

        2. Fair value measurement

          This note provides an update on the judgments and estimates made by the Group in determining the fair values of the financial instruments since the last annual financial report.

          1. Fair value hierarchy

            The table below analyses financial instruments carried at fair value, by valuation method. The different levels have been defined as follows:

            • Level 1: quoted prices in active markets for identical assets or liabilities

            • Level 2: inputs that are based on observable market data, directly or indirectly

            • Level 3: unobservable inputs

              In thousands of euros

              Total

              Level 3

              Level 2

              Level 1

              As at 30 June 2026

              Assets

              Financial assets at FVOCI

              Unlisted equity securities

              -

              -

              453,464

              453,464

              Listed equity securities

              - - -

              -

              Quoted debt instruments

              50,295 - -

              50,295

              Quoted debt instruments of CCP clearing business

              150,946

              -

              -

              150,946

              Financial assets at FVPL

              Derivative instruments of CCP clearing business

              173,119,596

              -

              -

              173,119,596

              Other instruments of CCP clearing business

              297,884

              -

              -

              297,884

              Other derivative instruments (a)

              -

              40

              -

              40

              Convertible loan

              -

              -

              3,288

              3,288

              Money market funds

              17,728

              -

              -

              17,728

              Total assets

              173,636,449

              40

              456,752

              174,093,241

              Liabilities

              Financial liabilities at FVPL

              Derivative instruments of CCP clearing business

              173,119,596

              -

              -

              173,119,596

              Other instruments of CCP clearing business

              285,379

              -

              -

              285,379

              Contingent consideration payable

              -

              -

              1,266

              1,266

              Combined derivative instrument

              -

              -

              2,250

              2,250

              Total liabilities

              173,404,975

              -

              3,516

              173,408,491

              1. Includes foreign exchange spot transactions of €40k in Nord Pool.

              As at 31 December 2025 Assets

              Financial assets at FVOCI

              Unlisted equity securities

              -

              - 419,651

              419,651

              Listed equity securities

              16,049

              - -

              16,049

              Quoted debt instruments

              43,106

              - -

              43,106

              Quoted debt instruments of CCP clearing business

              117,968

              - -

              117,968

              Financial assets at FVPL

              Derivative instruments of CCP clearing business (a)

              138,031,296

              -

              -

              138,031,296

              Other instruments of CCP clearing business (a)

              32,929

              -

              -

              32,929

              Other derivative instruments (b)

              -

              110

              -

              110

              Money market funds

              47,420

              -

              -

              47,420

              Total assets

              138,288,768

              110

              419,651

              138,708,529

              Liabilities

              Financial liabilities at FVPL

              Derivative instruments of CCP clearing business (a)

              138,031,296

              -

              -

              138,031,296

              Other instruments of CCP clearing business (a)

              21,597

              -

              -

              21,597

              Contingent consideration payable

              -

              -

              1,230

              1,230

              Combined derivative instrument

              -

              -

              2,250

              2,250

              Total liabilities

              138,052,893

              -

              3,480

              138,056,373

              1. Following the update on the purchase price allocation related to the acquisition of Athex Group, the Group adjusted the comparative figures.

              2. Includes foreign exchange spot transactions of €110k in Nord Pool.

              There were no transfers between the levels of fair value hierarchy in the six months period ended 30 June 2026.

          2. Fair value measurements using quoted prices in active markets for identical assets or liabilities (level 1)

            The listed equity securities were related to the investment in Boursa Kuwait Securities Co. The Group has disposed its 0.78% interest in this equity investment during the first six months of 2026.

            The quoted debt instruments primarily relate to investments in listed bonds held by Euronext Securities Copenhagen.

            The quoted debt instruments of CCP clearing business represent an investment portfolio in predominantly government bonds funded by the margins and default funds deposited by members of the CCP clearing business.

            The derivative instruments of CCP clearing business comprise open transactions not settled at the reporting date on the derivatives market in which Euronext Clearing operates as a central counterparty. The other instruments of CCP clearing business include clearing member trading balances for equity and debt instruments that are marked to market on a daily basis.

            Investments in funds are solely composed of money market funds which are redeemed within a three-month cycle after acquisition and have contractual cash flows that do not represent solely payments of principal and interest.

            Fair values of the instruments mentioned above are determined by reference to published price quotations in an active market.

          3. Fair value measurements using observable market data, directly or indirectly (level 2)

            Foreign exchange spot transactions comprises agreements between two parties to buy one currency against selling another currency at an agreed price for settlement on the spot date. Fair value is based on the foreign exchange rates at the balance sheet date.

          4. Fair value measurements using unobservable inputs (level 3)

            The following table presents the changes in level 3 instruments for the six months period ended 30 June 2026. It primarily includes unlisted equity securities that are recognised in the line item 'Financial assets at fair value through other comprehensive income' in the statement of financial position. Revaluations are reflected in the line 'Change in value of equity investments at fair value through other comprehensive income' in the statement of comprehensive income.

            In thousands of euros

            Unlisted equity

            securities

            Contingent consideration

            payable

            Combined derivative instrument

            Convertible

            loan

            As at 31 December 2025

            419,651

            1,230

            2,250

            -

            Revaluations recognised in OCI

            33,801

            -

            -

            -

            Revaluations recognised in P&L

            -

            -

            -

            -

            Additions / (disposals)

            -

            -

            3,288

            Payments

            -

            -

            -

            Exchange differences

            12

            36

            -

            -

            As at 30 June 2026

            453,464

            1,266

            2,250

            3,288

            Valuation process

            Concerning the valuation process for fair value measurement categorised within level 3 of the fair value hierarchy, the Group's central treasury department collects and validates the available level 3 inputs and performs the valuation according to the Group's valuation methodology for each reporting period. The fair value estimates are discussed with-, and challenged by the Group Finance Director and the Chief Financial Officer. Periodically the values of investments categorized in "level 3" are validated by staff with extensive knowledge of the industry in which the invested companies operate. Although valuation techniques are applied consistently as a principle, Management, upon advice from the Group's valuation experts, may decide to replace a valuation technique if such a change would improve the quality or the reliability of the valuation process.

            Unlisted equity securities in Euroclear S.A./N.V. and Sicovam Holding S.A.

            For measuring fair value of its long-term investments in unlisted equity securities in Euroclear S.A/N.V. and Sicovam Holding S.A., the Group applied a weighted approach, using both the Gordon Growth Model (with return on equity and expected dividend growth rate as key non-observable parameters) and recent observed market transactions.

            As from 2023, the high interest rates environment led to a sharp increase of net interest earnings at Euroclear, which was predominantly driven by interests linked to frozen assets as a result of Russian sanctions and countermeasures. The European Commission contemplated various options to use the profits generated by sanctioned amounts held by financial institutions, including Euroclear, for the financing of Ukraine's reconstruction.

            Since considerable uncertainties persisted, Euroclear considered it necessary to separate the estimated sanction related earnings from the 'underlying' financial results when assessing the company's performance and resources. For this reason, the Group uses the 'underlying' financial results published by Euroclear (i.e. excluding Russian sanctions related assets/earnings), as an input for its primary valuation technique.

            In addition, for measuring the fair value of Sicovam Holding S.A, the Group applied a holding discount as an unobservable input for which a sensitivity impact of +10%/(-10%) would amount to a decrease or (increase) of €14.0 million in the fair value (31 December 2025:

            €13.0 million).

            The key assumptions used in the Gordon Growth Model valuation model are shown in the tables below. The sensitivity analysis shows the impact on fair value using the most favorable combination (increase), or least favorable combination (decrease) of the unobservable inputs per investment in unlisted equity securities.

            30 June 2026:

            In thousands of euros

            Fair value at

            30 June

            2026 Unobservable inputs *)

            Range of inputs (probability-weighted

            average)

            Relationship of unobservable inputs to fair value

            Euroclear S.A./N.V.

            322,506

            Return on equity Expected dividend growth

            rate

            16.5% - 17.5% (17.0%)

            1.1% - 2.1%

            (1.6%)

            Increase

            1,642

            decrease

            (2,324)

            Sicovam Holding S.A.

            126,363

            Return on equity

            16.5% - 17.5% (17.0%)

            701

            (841)

            Expected dividend growth

            1.1% - 2.1%

            rate

            (1.6%)

            *) There were no significant inter-relationships between unobservable inputs that materially affect fair value

            31 December 2025:

            Increase

            decrease

            Euroclear S.A./N.V.

            298,601

            Return on equity

            15.0% - 16.0% (15.5%)

            2,428

            (3,153)

            Expected dividend growth

            1.0% - 2.0%

            rate

            (1.5%)

            Sicovam Holding S.A.

            116,467

            Return on equity

            15.0% - 16.0% (15.5%)

            1,003

            (1,168)

            Expected dividend growth

            1.0% - 2.0%

            rate

            (1.5%)

            In thousands of euros

            Fair value at 31

            December 2025 Unobservable inputs *)

            Range of inputs (probability-weighted

            average)

            Relationship of unobservable inputs to fair value

            *) There were no significant inter-relationships between unobservable inputs that materially affect fair value

            Contingent consideration payable

            The contingent consideration payable of €1.2 million relates to the acquisition of Substantive Research and is estimated based on a multiple of total revenue. Management considers the impact of changes of these unobservable inputs not material for the total level 3 portfolio.

            Combined derivative instrument

            The combined derivative instrument relates to the acquisition of GRSS and combines the Group's right to acquire all of the remaining shares of the other minority shareholders and the obligation to compensate for any variance between a third party exercise price of the option (normalized EBITDA x multiple) and a lower actual third party price offered. The fair value of this derivative liability is estimated at €2.3 million, based on a multiple of earnings and forecasted EBITDA.

            Convertible loan

            In February 2026, the Group provided an unsecured, subordinated convertible loan of €3.2 million to EuroCTP B.V. as part of a broader agreement with all Shareholders of EuroCTP B.V. The loan will mature in 5 years. Management considers the impact of changes of any unobservable inputs (e.g. credit spread, equity volatility and conversion probabilities) not material for the total level 3 portfolio.

          5. Fair values of other financial instruments

            The Group has a number of financial instruments which are not measured at fair value in the statement of financial position. For these instruments the fair values approximate their carrying amounts, except for non-current borrowings which fair value amounts to

            €2,715.4 million as per 30 June 2026 (31 December 2025: €2,695.5 million).

            As per 30 June 2026, trade and other receivables included €102.7 million (31 December 2025: €85.0 million) of Nord Pool power sales positions and trade and other payables included €331.2 million (31 December 2025: €190.9 million) of Nord Pool power purchases positions.

          6. Net Treasury Income by classification

            For the six months period ended 30 June 2026, net treasury income from CCP clearing business is earned from instruments held at amortised cost or fair value as follows:

            • A total €36.8 million gain was earned from Euronext Clearing financial assets and financial liabilities held at amortised cost (€214.8 million from interest income on assets held at amortized cost and €178.0 million on interest expenses on liabilities held at amortized cost).

            • A net €1.4 million gain was incurred from Euronext Clearing assets held at fair value.

            • A net €0.7 million gain was incurred from Euronext Clearing Athens financial assets and financial liabilities held at amortised cost.

          7. Offsetting within clearing member balances

            CCP clearing business financial assets and liabilities are offset and only the net amount is presented in the consolidated statement of financial position when there is a legally enforceable right to offset the recognised amounts and there is an intention to settle on a net basis or to realise the asset and settle the liability simultaneously. The following tables show the offsetting breakdown by products:

            30 June 2026

            In thousands of euros

            Gross amounts

            Amount offset

            Net amount as

            reported

            Derivative financial asset

            413,273,952

            (240,154,355)

            173,119,596

            Reverse repurchase agreements

            228,867,784

            (30,322,512)

            198,545,272

            Other

            359,345

            (231,256)

            128,088

            Total assets

            642,501,081

            (270,708,123)

            371,792,956

            Derivative financial liabilities

            (413,273,952)

            240,154,355

            (173,119,596)

            Reverse repurchase agreements

            (228,867,784)

            30,322,512

            (198,545,272)

            Other

            (359,345)

            231,256

            (128,088)

            Total liabilities

            (642,501,081)

            270,708,123

            (371,792,956)

            31 December 2025

            In thousands of euros

            Gross amounts

            Amount offset

            Net amount as

            reported

            Derivative financial asset (a)

            285,155,042

            (147,123,745)

            138,031,296

            Reverse repurchase agreements

            170,933,873

            (14,616,031)

            156,317,842

            Other (a)

            36,737

            (22,324)

            14,413

            Total assets

            456,125,652

            (161,762,101)

            294,363,551

            Derivative financial liabilities (a)

            (285,155,042)

            147,123,745

            (138,031,296)

            Reverse repurchase agreements

            (170,933,873)

            14,616,031

            (156,317,842)

            Other (a)

            (36,737)

            22,324

            (14,413)

            Total liabilities

            (456,125,652)

            161,762,101

            (294,363,551)

            (a) Following the update on the purchase price allocation related to the acquisition of Athex Group, the Group adjusted the comparative figures.

          8. Risk management within clearing member business

            Credit risk

            In their role as CCP clearer to financial market participants, the Group's CCPs guarantee final settlement of transactions acting as buyer towards each seller and as seller towards each buyer. It manages substantial credit risks as part of its operations including unmatched risk positions that might arise from the default of a party to a cleared transaction.

            Clearing membership selection is based upon supervisory capital, technical and organisational criteria. Each member must pay margins, computed and collected at least daily, to cover the exposures and theoretical costs which the CCPs might incur in order to close out open positions in the event of the member's default. Margins are calculated using established and internationally acknowledged risk models and are debited from participants' accounts through central bank accounts and via commercial bank payment systems. Minimum levels of cash collateral are required. Non-cash collateral is revalued daily but the members retain title of the asset and the Group only has a claim on these assets in the event of a default by the member.

            Clearing members also contribute to default funds managed by the CCPs to guarantee the integrity of the markets in the event of multiple defaults in extreme market circumstances. Amounts are determined on the basis of the results of periodic stress testing examined by the risk committees of the CCPs. Furthermore, the Group's CCPs reinforce their capital position to meet the most stringent relevant regulatory requirements applicable to it, including holding a minimum amount of dedicated own resources to further underpin the protective credit risk framework in the event of a significant market stress event or participant failure.

            An analysis of the aggregate clearing member contributions of margin and default funds across the CCPs is shown below:

            In thousands of euros

            30 June 2026

            31 December 2025

            Total collateral pledged

            Margin received in cash

            18,194,378

            14,453,408

            Margin received by title transfer

            3,424,243

            2,933,196

            Default fund total

            9,803,324

            5,703,651

            Total collateral on the statement of financial position (a)

            31,421,945

            23,090,255

            Total member collateral pledged

            31,421,945

            23,090,255

            (a) The total member collateral on the statement of financial position is included in the line 'other payables to clearing members' in the table at Note 20.1.

            Investment counterparty risk for CCPs margin and default funds is managed by investing the cash element in instruments or structures deemed 'secure', including through direct investments in highly rated, 'regulatory qualifying' sovereign bonds and supra-national debt, investments in tri-party and bilateral reverse repos (receiving high-quality government securities as collateral) in certain jurisdictions and deposits with the Central Banks of Italy and Greece. As per June 2026, the margin and default funds were mainly deposited with the Central Banks of Italy and Greece. The small proportion of cash that is invested unsecured is placed for short durations with highly rated counterparties where strict limits are applied with respect to credit quality, concentration and tenor.

            In thousands of euros

            30 June 2026

            31 December 2025

            Investment portfolio

            150,946

            117,968

            CCP other financial assets (a)

            150,946

            117,968

            Clearing member cash equivalents - short term deposits

            4,003,458

            10,041

            Clearing member cash - central bank deposits

            22,540,012

            17,080,030

            Clearing member cash - other banks

            267

            (7,214)

            Total clearing member cash (b)

            26,543,738

            17,082,857

            (a) The CCP other financial assets are included in the line 'Debt instruments at fair value through other comprehensive income' in the table at Note 20.1.

            (b) The total clearing member cash is included in the line 'Cash and cash equivalents of clearing members'' in the table at Note 20.1.

            Distress can result from the risk that certain governments may be unable or find it difficult to service their debts. This could have adverse effects, particularly on the Group's CCPs, potentially impacting cleared products, margin collateral, investments, the clearing membership and the financial industry as a whole.

            Specific risk frameworks manage country risk for both fixed income clearing and margin collateral and all clearing members' portfolios are monitored regularly against a suite of sovereign stress scenarios. Investment limits and counterparty and clearing membership monitoring are sensitive to changes in ratings and other financial market indicators, to ensure the Group's CCPs are able to measure, monitor and mitigate exposures to sovereign risk and respond quickly to anticipated changes. Risk Committees maintain an ongoing watch over these risks and the associated policy frameworks to protect the Group against potentially severe volatility in the sovereign debt markets.

            The Group's CCPs sovereign exposures at the end of the financial reporting period are provided below. Please note that this table represents the country of the counterparty (financial institution), and not the country of the underlying government bonds.

            In thousands of euros

            30 June 2026

            31 December 2025

            Sovereign investments

            Italy

            2,288,633

            50,911

            Spain

            1,125,894

            24,467

            EU Central (a)

            -

            6,940

            France

            39,401

            30,748

            Ireland

            -

            14,943

            Netherlands

            685,580

            -

            Belgium

            14,896

            -

            Total for all countries (b)

            4,154,404

            128,009

            (a) 'EU Central' consists of supra-national debts.

            (b) The total sovereign investments include the 'Investment portfolio' and the 'Clearing member cash equivalents - short term deposits', as reflected in the second table of Note 20.2.8.

            Liquidity risk

            The Group's CCPs must maintain a level of liquidity (consistent with regulatory requirements) to ensure the smooth operation of their respective markets and to maintain operations in the event of a single or multiple market stress event or member failure. This includes the potential requirement to liquidate the position of a clearing member under a default scenario including covering the associated losses and the settlement obligations of the defaulting member.

            The Group's CCPs maintain sufficient cash and cash equivalents and have access to intraday central bank refinancing (collateralized with ECB eligible bonds) along with commercial bank credit lines to meet in a timely manner their payment obligations. As at 30 June 2026, the Group's CCPs had €450 million credit lines granted by commercial banks serving as liquid recourse to mitigate liquidity risks according to EMIR regulation. For operational reasons, the Group's CCPs made a partial drawing of US$0.3 million from a multi currency credit line on 29 May 2026. This amount was repaid on 1 June 2026. None of the credit lines are drawn as of 30 June 2026.

            Revised regulations requires the CCPs to ensure that appropriate levels of back-up liquidity are in place to underpin the dynamics of a largely secured cash investment requirement, ensuring that the maximum potential outflow under extreme market conditions is covered (see credit risk section). The Group's CCPs monitor their liquidity needs daily under normal and stressed market conditions. Where possible, the Group employs guaranteed delivery versus payment settlement techniques and manages CCP margin and default fund flows through central bank or long-established, bespoke commercial bank settlement mechanisms. Monies due from clearing members remain the clearing members' liability if the payment agent is unable to effect the appropriate transfer. In addition, the Group's CCPs maintain operational facilities with commercial banks to manage intraday and overnight liquidity.

            In line with the investment policy and the regulatory requirements, the Group's CCPs have deposited the default funds and margin mainly at the Central Banks of Italy and Greece as per 30 June 2026. The default funds and margin were partially invested in government bonds, with an average maturity of below 12 months, as per 30 June 2026. Even though these financial assets are generally held to maturity, a forced liquidation of the investment portfolio could lead to losses and lack of required liquidity.

            In thousands of euros

            Maturity < 1

            year

            Maturity between 1 and

            2 years

            Maturity between 2 and

            3 years

            Total

            30 June 2026

            Investment portfolio

            150,946

            -

            -

            150,946

            31 December 2025

            Investment portfolio

            117,968

            -

            -

            117,968

            The table below analyses the Group's CCPs financial liabilities into relevant maturity groupings based on the remaining period from the reporting date to the contractual maturity date. The amounts disclosed in the table reflect the contractual undiscounted cash flows.

            In thousands of euros

            Maturity < 1

            year

            Maturity between 1 and

            5 years

            Maturity > 5 years

            Total

            30 June 2026

            CCP clearing member liabilities

            405,584,695

            -

            -

            405,584,695

            31 December 2025

            CCP clearing member liabilities

            318,085,366

            -

            -

            318,085,366

            Interest rate risk

            As at 30 June 2026 the Group's CCP have deposited the default funds and margin mainly at the Central Banks of Italy and Greece reducing the interest rate exposure linked to investment activities. Furthermore, the Group's CCPs face minimal interest rate exposure by applying the same reference rate deriving from the yields achieved through the secured investment activities, to calculate member liabilities.

            In the Group's CCPs, interest bearing assets are generally invested in secured instruments or structures and for a longer term than interest bearing liabilities, whose interest rate is reset daily. This makes investment revenue vulnerable to volatility in overnight rates and shifts in spreads between overnight and term rates. On daily basis the interest rate risk associated to investments is monitored via the requirements contained in the CCPs investment policy.

            The Group's CCPs have an investment policy, mitigating market risks. The Group's CCPs investments have an average duration of less than one year and are generally held until maturity. Losses will not materialise unless the investment portfolio is liquidated before maturity or in an event of portfolio rebalancing before maturity. In case of a forced liquidation of the CCP's financial investment portfolio before maturity to provide necessary liquidity, the CCPs may face higher interest rate exposure on their financial investment portfolio. The interest rate exposure of the investment portfolio is predominantly at fixed rates (only a negligible part is at floating rates) at the amounts and maturities as disclosed at Liquidity risk above. As per 30 June 2026, an increase/decrease of the rate by 100 basis points would have an increasing/decreasing impact on the investment portfolio market value of €0.3 million or 0.12%.

      21. ‌Related parties
        1. Transactions with related parties

          The Group has related party relationships with its associates, joint ventures and key management personnel. The nature of the related party transactions did not significantly deviate from the nature of transactions as reflected in the consolidated financial statements as at and for the year ended 31 December 2025. Transactions with subsidiaries are eliminated on consolidation. The interests in group companies are set out in Note 5.

        2. Key management personnel

          During the first six months of 2026, the following mutations in the Group's key management personnel have occurred:

          Managing Board

          On 20 May 2026, at the Annual General Meeting, Yianos Kontopoulos was appointed as Member of the Managing Board of Euronext N.V., subject to regulatory approval

          Supervisory Board

          On 20 May 2026, at the Annual General Meeting, George Handjinicolaou was appointed as Member of the Supervisory Board of Euronext N.V., subject to regulatory approval.

          Executive Committee

          Within the Executive Committee, one member stepped down from its role during the first six months of 2026.

          With the exception of the above, there were no other changes in key management personnel during the six months period ended 30 June 2026. Other arrangements with key management have remained consistent since 31 December 2025.

      22. ‌Contingencies

        The Group is involved in a number of legal proceedings or activities in the ordinary course of Euronext's business where risks have arisen which are not reflected in whole or in part in the condensed interim consolidated financial statements. Set out below are the legal proceedings that had changes in status, compared to what has been reported in Note 38 "Contingencies" of the Group's Consolidated Financial Statements for the year ended 31 December 2025.

        Nord Pool AS incident, 23 November 2023

        The were no changes in status to the claim letter related to the NordPool AS incident of 23 November 2023. The Group identified the claim as a contingent liability, but deems an obligation resulting in the outflow of resources following this incident not likely. No provision has been recognised in connection with this case.

      23. ‌Events after the reporting period

      No events occurred between 30 June 2026 and the date of this report that could have a material impact on the decisions made based on these condensed interim consolidated financial statements.

      Amsterdam, 30 July 2026

      Stéphane Boujnah

      Chief Executive Officer and Chairman of the Managing Board

      Giorgio Modica

      Chief Financial Officer

  3. ‌Management Statement

    The Company Management hereby declares that to the best of its knowledge:

    • The interim condensed consolidated financial statements for the six months period ended 30 June 2026, prepared in accordance with IAS 34 "Interim Financial Reporting", give a true and fair view of the assets, liabilities, financial position and profit or loss of Euronext N.V. and the undertakings included in the consolidated taken as a whole; and

    • The semi-annual report for the six months period ended 30 June 2026, includes a fair review of the information required pursuant to section 5:25d(8) (9) of the Dutch Financial Markets Supervision Act (Wet op het financieel toezicht), regarding Euronext N.V. and the undertakings included in the consolidation taken as a whole.

    Amsterdam, 30 July 2026

    Stéphane Boujnah Giorgio Modica

    Chief Executive Officer and Chairman of the Managing Board Chief Financial Officer

  4. ‌Independent auditor's review report

    To: the Shareholders and Supervisory Board of Euronext N.V.

    Our conclusion

    We have reviewed the accompanying condensed interim consolidated financial statements as at 30 June 2026 and for the six-month period ended 30 June 2026 of Euronext N.V. (or hereafter: the "Company") based in Amsterdam. Based on our review, nothing has come to our attention that causes us to believe that the condensed interim consolidated financial statements are not prepared, in all material respects, in accordance with IAS 34 'Interim Financial Reporting' as endorsed by the European Union.

    The condensed interim consolidated financial statements comprise of:

    1. the condensed interim consolidated statement of financial position as at 30 June 2026;

    2. the following statements for six-month period ended 30 June 2026: the condensed interim consolidated profit or loss, the condensed interim consolidated statements of comprehensive income, changes in equity and cash flows; and

    3. the notes comprising material accounting policy information and other explanatory information.

Basis for our conclusion

We conducted our review in accordance with Dutch law, including the Dutch Standard 2410, 'Het beoordelen van tussentijdse financiële informatie door de accountant van de entiteit' (Review of interim financial information performed by the independent auditor of the entity). A review of interim financial information in accordance with the Dutch Standard 2410 is a limited assurance engagement. Our responsibilities under this standard are further described in the 'Our responsibilities for the review of the condensed interim consolidated financial statements' section of our report.

We are independent of Euronext N.V. in accordance with the Verordening inzake de onafhankelijkheid van accountants bij assurance-opdrachten (ViO, Code of Ethics for Professional Accountants, a regulation with respect to independence) and other relevant independence regulations in the Netherlands. Furthermore we have complied with the Verordening gedrags- en beroepsregels accountants (VGBA, Dutch Code of Ethics).

We believe the assurance evidence we have obtained is sufficient and appropriate to provide a basis for our conclusion.

Responsibilities of the Managing Board and the Supervisory Board for the condensed interim consolidated financial statements

The Managing Board is responsible for the preparation and presentation of the condensed interim consolidated financial statements in accordance with IAS 34 'Interim Financial Reporting' as endorsed by the European Union. Furthermore, the Managing Board is responsible for such internal control as it determines is necessary to enable the preparation of the condensed interim consolidated financial statements that are free from material misstatement, whether due to fraud or error.

The Supervisory Board is responsible for overseeing the Company's financial reporting process.

Our responsibilities for the review of the condensed interim consolidated financial statements

Our responsibility is to plan and perform the review in a manner that allows us to obtain sufficient and appropriate assurance evidence for our conclusion.

The level of assurance obtained in a review engagement is substantially less than the level of assurance obtained in an audit conducted in accordance with the Dutch Standards on Auditing. Accordingly, we do not express an audit opinion.

We have exercised professional judgement and have maintained professional scepticism throughout the review, in accordance with Dutch Standard 2410.

Our review included among others:

  • Updating our understanding of the Company and its environment, including its internal control, and the applicable financial reporting framework, in order to identify areas in the condensed interim consolidated financial statements where material misstatements are likely to arise due to fraud or error, designing and performing procedures to address those areas, and obtaining assurance evidence that is sufficient and appropriate to provide a basis for our conclusion.

  • Obtaining an understanding in the internal control, as it relates to the preparation of the condensed interim consolidated financial statements.

  • Making inquiries of the Managing Board and others within the Company;

  • Applying analytical procedures with respect to information included in the condensed interim consolidated financial statements;

  • Obtaining assurance evidence that the condensed interim consolidated financial statements agree with, or reconcile to the Company's underlying accounting records;

  • Evaluating the assurance evidence obtained;

  • Considering whether there have been any changes in accounting principles or in the methods of applying them and whether any new transactions have necessitated the application of a new accounting principle;

  • Considering whether the Managing Board has identified all events that may require adjustment to or disclosure in the condensed interim consolidated financial statements.

  • Considering whether the condensed interim consolidated financial statements and the related disclosures represent the underlying transactions and events in a manner that gives a true and fair view.

Amstelveen, 30 July 2026 KPMG Accountants N.V.

W.G. Bakker RA

‌This publication is for information purposes only and is not a recommendation to engage in investment activities. This publication is provided "as is" without representation or warranty of any kind. Whilst all reasonable care has been taken to ensure the accuracy of the content, Euronext does not guarantee its accuracy or completeness. Euronext will not be held liable for any loss or damages of any nature ensuing from using, trusting or acting on information provided. No information set out or referred to in this publication shall form the basis of any contract. The creation of rights and obligations in respect of financial products that are traded on the exchanges operated by Euronext's subsidiaries shall depend solely on the applicable rules of the market operator. All proprietary rights and interest in or connected with this publication shall vest in Euronext. No part of it may be redistributed or reproduced in any form without the prior written permission of Euronext. All data as of 30 July 2026 Euronext disclaims any duty to update this information. Euronext refers to Euronext N.V. and its affiliates. Information regarding trademarks and intellectual property rights of Euronext is located at https://www.euronext.com/terms-use.

© 2026 Euronext N.V. - All rights reserved.

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