KB Group 1Q 2026 Financial Results Presentation

Prague, 30 April 2026

Komerční banka Group

Consolidated unaudited results as of 31 March 2026

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

1Q 2026: Increasing number of clients, dynamic growth of loans and deposit

Highlights of 1Q 2026

Income statement 1Q 2026

Balance sheet & Capital

Business performance

Group net income

CZK 4.0 billion CZK 21.23 per share

Cost / Income ratio

48.1% -2.2 p.p. YoY

44.8% IFRIC 21 linearised

ROTE

14.0%

14.8% IFRIC 21 linearised

Cost of risk

- 4 bps

net release

Total capital ratio Core Tier 1

18.2% 16.8%

Loan/Deposit ratio

80.1%

LCR NSFR

162% 142%

Gross loans (outstanding volume)

+7.6% YoY +0.9% QoQ

Housing loans sales +107.3% YoY Deposits

+8.7% YoY +3.7% QoQ

Other assets under management

+0.8% YoY -3.0% QoQ

Client pension assets +5.0% YoY

Resolutions of the Annual General Meeting Other highlights

Dividend

CZK 95.60 per share

before taxation

Record date 5 May 2026

Payment date 25 May 2026

Election of the Supervisory Board members

Cécile Bartenieff Hervé de Kerdrel Bruno Delas

Pierre Villeroy de Galhau

Election of the Audit Committee members

Pierre Villeroy de Galhau

Appointment of statutory auditor

KPMG Česká republika Audit s.r.o

Growth in customer base

KB Group customers 2,287,000 (+56,000 YoY)

KB+ users 1,673,000 (+537,000 YoY)

Capital and liquidity enhancements

Tier 2 up by EUR 150 million (0.63% RWA) Covered bond issue EUR 750 million

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

Economic resilience supports continued growth

Czechia - economy

Czech GDP development (% year-on-year)

6

4

2

0

-2

-4

-6

2.9

0.2

KB Economic Research Forecast

1.1

2.6

2.3

2.8

2022

GDP

Households

2023

2024

2025

2026F

Government

Fixed investment

Inventories

Net export

2027F

Others

GDP +2.6% in FY 20251)

Broad-based growth, mainly household consumption and fixed investments GDP in 4Q 2025 up by 0.7% QoQ and up by 2.7% YoY

Unemployment at 3.2% (February 2026)2)

Industrial production +1.3% YoY (February 2026)3)

Construction + 4.1% (February 2026)3)

Inflation as of March 2026

Inflation (% yoy) 3.0

2.5

2.0

1.5

1.0

0.5

0.0

01/24 04/24 07/24 10/24 01/25 04/25 07/25 10/25 01/26

Core inflation CPI

Consumer price inflation +1.9% YoY (+0.5% MoM) HICP (Eurostat) +1.5% YoY

CZK interest rates as of 31 March 2026 (YoY change)

CNB 2W repo rate @ 3.5% (-25 bps) 3M PRIBOR @ 3.62% (-10 bps) 10Y IRS @ 4.38% (+82bps) 10Y CZGB @ 4.93% (+64bps)

CZK exchange rates as of 31 March 2026 (YoY change)

EUR/CZK @ 24.52, CZK weaker by 1.1% QoQ and stronger by 1.8% YoY

USD/CZK @ 21.33, CZK weaker by 3.4% QoQ and stronger by 7.6% YoY

Notes: Source of indicators Czech Statistical Office, CNB, unless stated otherwise

1) According to GDP resources and uses published by Czech Statistical Office on 3 March 2026

2) According to Eurostat, seasonally adjusted

3) Working day adjusted

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

Loans to clients

Group lending (excl. repo, incl. client bonds)

(CZK billion)

+7.6%

+0.9%

848.3

97.6 286.6

39.1

849.3

98.1 287.3

39.1

859.5

98.7

291.7

39.5

868.0

99.0

299.3

39.8

905.8

39.4

914.1

97.8 315.4

40.4

-0.4%

9.8%

3.3%

8.4%

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

Building saving loans Consumer loans

Mortgages to individuals Business and other loans

Gross loans to clients up 7.6%

Recovery in consumer lending, following successful rollout of additional financing products in KB+

Sales of housing loans in Q1 2026 up 107.3% YoY, supported by strong customer

Group business and other loans (excl. repo, incl. client bonds)

(CZK billion)

+8.4%

+0.1%

424.9 424.7 429.6

47.9 47.9 48.7

340.4 341.3 344.2

36.6 35.5 36.7

4Q 2024 1Q 2025 2Q 2025

429.9

49.7 343.7

36.5

3Q 2025

459.9

50.3

460.5

51.2

369.7

6.9%

8.3%

38.8

4Q 2025

Small businesses (KB, ESSOX)

KB corporates, ESSOX Wholesale, Factoring and other

39.5 11.5%

1Q 2026

SGEF leasing

demand and enhanced competitiveness of KB's offering

Sales volume of housing loans (KB mortgages + MPSS loans)

(CZK billion)

+107.3%

18,787

21,704

+20.6%

27,342

22,677

12,448

13,192

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

Corporate lending continues on a strong trend, while 1Q26 volumes were impacted by several large repayments and bond refinancings

Negative contribution from 1.8% YoY appreciation of CZK v. EUR represents 0.5% of total lending.

Positive contribution from 1.1% QoQ depreciation of CZK v. EUR represents 0.3% of total lending.

Selected corporate deals 1Q 2026

Tombstones

KB Group results as of 31 March 2026 9

Client deposits +8.7%, other AUM up 0.8%

Deposits and other AUM

Net loans to deposits ratio at 80.1%. LCR 162%. NSFR 142%

Deposit growth predominantly driven by savings accounts, reflecting strong preference among Czech retail clients

Mutual funds recorded net inflow of CZK 1.8 billion in 1Q26. The outstanding volume reported in CZK was affected by CZK appreciation v. EUR (2% YoY) and USD (8% YoY) and market volatility

Solid growth in premium written in life insurance

AUM in mutual funds

KP Life insurance reserves (total savings)

Client assets managed by KB Pension company

278.7

283.0

290.0

291.9

-3.0%

293.9

285.2

73.4

75.2

4Q 2024 1Q 2025 2Q 2025

76.1 77.3

3Q 2025 4Q 2025

77.1

1Q 2026

-2.2%

4.5%

5.0%

Non-deposit assets under management

(CZK billion) +0.8%

47.1

46.5

46.1

Group deposits (excluding repo operations)

(CZK billion)

+8.7%

1,029.5

50.4 341.4

1,038.9

48.6 337.1

1,031.5

46.4 338.2

1,058.3

1,088.8

+3.7%

1,129.4

43.9 376.5

-9.7%

11.7%

8.0%

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

Building savings

Business deposits

KB Individual deposits Other deposits

+8.7%

+3.7%

1,029.5

1,038.9

1,031.5

1,058.3

1,088.8

1,129.4

1.2%

17.9%

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

Current accounts Other payables to customers

Term and savings accounts

439.7

7.1

458.1

7.1

436.9

6.7

454.2

7.1

593.1

587.9

577.7

630.9

6.9

700.1

9.0

680.7

6.9

661.0

9.1

639.7

7.3

648.1

5.2

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

YoY net profit: Positive operating jaws offset by smaller release of provisions

Drivers for year-on-year change in attributable net profit (CZK million, as of 31 March 2026)

-4.2%

222

4,186

39

93

-130

-26

15

5 4,009

-396

Reported 1Q 2025

NII

NFC

NPFO &

other NBI

Regul. funds

OPEX

(w/o Regul. funds)

CoR

Other*

Tax

Reported 1Q 2026

*Other includes: Income from share of associated companies, Net profit/(loss) on subsidiaries and associates, Net profits on other assets and Profit attributable to the Non-controlling owners

Return on avg.

equity (ROAE)

12.4%

Profitability indicators for 1Q 2026

Return on avg.

tangible equity (ROTE)

14.0%

Return on avg.

assets (ROAA)

1.0%

13.2%

* Assuming linear accrual of regulatory funds charges over the whole year (IFRIC 21 linearisation)

14.8% 1.0%

Balance sheet up by 9.9% year-on-year

Statement of financial position

31 Dec 2025

905

906

235

38

229

40

239

39

Amounts due/from banks incl. central bank Loans and advances to customers (net) Securities and trading derivatives

Other assets

31 Mar 2026

31 Mar 2025

1.4%

3.3%

6.4%

21.0%

1,600

1,586

1,742

+8.9%

Year-on-year

+9.9%

Assets

(CZK billion)

75

1,205

132

129

133

Other liabilities

Total equity

Amounts due to banks Amounts due to customers Securities issued

Subordinated and senior non preferred debt

45.0%

15.2%

-2.6%

0.5%

31 Mar 2026

31 Dec 2025

31 Mar 2025

58

Liabilities and equity (CZK billion)

18

53

30 63

60

65

13

9.0%

30.0%

1,600

104

1,586

112

1,742

+8.9%

Year-on-year

+9.9%

Year-to-date (CZK million)

+0.6%

Other

NII from deposits NII from loans

NII from IB

6,404

232

6,443

324

1Q 2025

1Q 2026

Solid volume growth offset by competitive pressure on margins

NII from deposits: average spread lower due to intense competition for deposits and increased share of saving & term deposits

NII from loans: slow reaction of mortgage rates to higher refinancing rates, growth in consumer lending mainly in lower-margin products, competitive corporate loan market

Quarterly

(CZK million)

+0.6%

-1.4%

6,587

414

6,404

232

3,002

6,404

261

3,083

6,501

233

6,535

276

3,079

6,443

324

464

4Q 2024

530

1Q 2025

428

2Q 2025

2,735

435

3Q 2025

2,705

475 4Q 2025

506

1Q 2026

2,602

Other NII: influenced by profit accrual, effect of rates development on reinvestment yield on capital and cost of MREL

Net interest income

Net interest margin (%)

1.71%

1.60%

1Q 2025

1Q 2026

Year-to-date (CZK million)

-7.3%

1,768 1,638

Transaction fees Deposit product fees Loan fees

Fees from cross-selling

Spec. fin. services & Other

-2%

8%

-7%

9%

-35%

1Q 2025

1Q 2026

Q1 result affected by seasonality and high base from 1Q 2025

Transaction fees

Total number of transactions up YoY driven by card and direct banking payments, but seasonally down QoQ. Wire-transfer income rebased due to the inclusion of most payment transactions in KB+ retail subscription plans

Deposit product fees

Continued growth in total client base, with rising adoption of higher KB+ subscription tiers. Lower fees for building savings accounts

Quarterly

(CZK million)

2,366

470

-7.3%

-12.0%

132 165

963 97

1,768

394

188

582

84

1,652

440

185

82

1,673

373

191 111

1,861

434

190

658

1,638

386

90 203

636

4Q 2024

506

1Q 2025

327

2Q 2025

358

3Q 2025

468

4Q 2025

327

1Q 2026

615

Loan fees

Slight decrease in consumer loan fees in KB and ESSOX, partly offset by higher overdraft fees

Fees from cross-selling

Growth driven by better income from mutual funds and insurance

Specialised financial services and other fees

Lower fees in the quarter from private banking, bond issuance, loan syndications

Net fees and commissions

Year-to-date (CZK million)

+10.9%

Capital markets

Net gains on FX from payments

937

1,039

29%

1Q 2025

1Q 2026

-3%

Strong early-year performance supported by elevated volatility

Sales activity

Client IR hedging mainly linked to loan and bond financing

Above-average client FX hedging activity affected by increased volatility Positive contribution from revaluation of trading portfolio

Continued competitive pressure on pricing/spread levels

Quarterly

(CZK million)

+10.9%

+10.2%

1,048

1,103

937

956

942

1,039

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

511

542

598

544

529

568

Net gains on FX from payments

Higher overall FX transactions numbers offset by lower need for conversions on KB+ multicurrency accounts

Net profit from financial operations

Year-to-date (CZK million)

Personnel costs

GAE (excl. Res. and similar funds) Resolution and similar funds Depreciation

-4.3%

-11%

-382

0%

7%

1%

-408

-4,595

1Q 2025

-4,399

1Q 2026

Operating costs benefiting from measures implemented during 2025, ongoing digitalisation and optimisation

Personnel expenses: average number of employees (FTE) in 1Q26 lower year on year by -10.1% YoY at 6,502, reflecting gradual decrease during 2025. Annual base salary increase by average 2.5% effective from April

Administrative costs: moderate increases in most areas offset by reduced IT

support costs following the successful completion of key digitalisation milestones

Quarterly

(CZK million)

-4.3%

+4.3%

-2,150

-2,226

-2,085

-1,986

-1,983

-1,991

-1,214

-1,006

-4,382

4Q 2024

-982

-12

-1,010

-382 -1,013 -21

-4,128

2Q 2025

-1,026

-10

-1,023

-4,044

-1,164

-1,055

-4,215

4Q 2025

-982

-13

-408

-1,005

-4,595

1Q 2025

3Q 2025

-1,018

-4,399

1Q 2026

Regulatory funds: IFRIC estimate booked in Q1 reflects a modest increase in the Deposit Insurance levy, alongside a higher increase in the Resolution Fund charge reflecting a higher total system contributions required by the CNB

D&A: higher amortisation of software partly offset by impact from reduction of

premises used

Operating expenditures

44.8

1Q 2025

1Q 2026

1Q 2025

1Q 2026

Regulatory funds contribution

Excluding Resolution and similar funds

50.3

Cost-to-income ratio (%)

Reported

IFRIC linearised

47.2

48.1

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

1Q 2026 Cost of risk evolution

Cost of risk

Total cost of risk (CZK million)

496

529

49

130

328

192

101

6

1

0

-40

4Q 2024

0

-26127

-1

-1

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

CoR Retail

CoR Non-retail

CoR legacy

-336

106

136

479

1Q 2026 CoR net release at CZK 101 million, -4 bps YtD

Positively influenced by:

• Successful resolution of a few corporate client situations in both NPL and watch-listed exposures

• Update of IFRS 9 provisioning models

  Total cost of risk

  (year-to-date, in basis points)

  11

  12

  9

  10

  3

  -22

  -22

  -4

  -20

  -36

  4

  -16

  -38

  2

  -4

  -11

  -56

  -49

  4Q 2024

  1Q 2025

  2Q 2025

  3Q 2025

  4Q 2025

  1Q 2026

  Total Non-retail Retail

• Continuing resilience of the mortgage portfolio

Loan portfolio quality

Group lending (CZK billion)

+7.6%

+0.9%

848.3

849.3

859.5

868.0

905.8

914.1

708.5

714.4

755.8

768.6

819.7

826.6

123.4 16.4

4Q 2024

118.0 16.9

87.5

16.2

84.0

15.5

1Q 2025 2Q 2025 3Q 2025

71.6

4Q 2025

14.4

73.4

1Q 2026

14.1

Loans - Stage 1

Loans - Stage 2

NPL loans

Excellent asset quality

NPL ratio down to 1.5%, driven by the successful resolution of a few corporate NPL exposures and stable default rates

NPL ratio evolution

1.9%

2.0%

1.9%

1.8%

1.6%

1.5%

4Q 2024

1Q 2025

2Q 2025

3Q 2025

4Q 2025

1Q 2026

-10,818

48.4%

-6,816

NPL coverage ratio

Provisions for NPL loans

Provisions for Stage 2

Provisions for Stage 1

-10,777

-11,623

-12,040

-12,517

-13,023

47.8%

-7,397

46.3%

-7,514

-1,414

-2,547

-1,461

-2,594

-1,476

-2,750

-1,491

-3,036

-1,502

-3,493

44.6%

-7,522

-1,567

-4,182

44.3%

-7,273

Provision coverage

(CZK million)

46.9%

-6,763

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

Contributions to shareholders' equity in 1Q 2026

(CZK million)

25

132,712

-243

128,921

1 Jan

2026

YtD profit

Revaluations*

Minority interest

31 Mar

2026

* Re-measurement of securities, cash flow hedges, FX positions, pension benefits and equity stakes in associates

Capital to remain safely above regulatory requirements

Total capital adequacy at 18.2% over the Overall Capital Requirement of 16.6% CET 1 ratio at 16.8% over the required 12.0% (minimum T1 at 14.0%)

Tier 2 capital represented 1.4% of RWA

KB has taken EUR 2.7 billion of senior non-preferred loans to meet MREL

Contributions to capital adequacy ratio in 1Q 2026

(%)

18.16

17.92

-0.10

-0.10

Risk

profit

(80%)

MREL adequacy at 29.3% over 20.8% MREL requirement, 27.1% total requirement (MREL+ Combined buffer requirement)

Capital

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

2026 outlook (base scenario as of 31 March 2026)

The text below updates and replaces outlook for 2026 originally presented

Key macroeconomic assumptions:

Outlook for 2026

alongside release of KB's full year 2025 results on 6 February 2026

2026 GDP +2.3%, Inflation +2.2% (average), 2W repo rate 3.5% (average). CZK/EUR 24.4 (average)

2025

Loans to clients +6.8% YoY

3M 2026

+7.6% YoY

Target 2026

High-single-digit growth

Retail relatively faster

Corporate lending growth at mid-single-digits

Revenues

+0.2% YoY

+0.0% YoY

Mid-single-digit growth Contribution from all main revenue categories

Cost/income ratio

46.1%

48.1%

44 - 45%

Positive operating jaws thanks to acceleration

in revenues

ROE

14.2%

12.4%

≈13%

Operating improvement to be offset by

higher cost of risk

Key risks identified

Escalation of wars, mainly in Ukraine or Middle East; Trade conflicts; Weak external demand; Sharp changes in interest or FX rates, monetary or fiscal policy

Investors are advised to consider high level of uncertainty and risks when formulating their investment decisions based on expectations provided above.

At least 100 bps above the overall capital requirement

17.5 - 18.5%

18.2%

17.9%

Total capital ratio

Client deposits

+5.8% YoY

+8.7%

High-single-digit growth

Higher share of remunerated deposits

Mid-single-digit growth in other AUM

Operating expenditures

-4.2% YoY

-4.3% YoY

Low-single-digit growth

Stable personnel and administrative costs, growth in

regulatory charges and D&A

Cost of risk

-16 bps

-4 bps

10 - 20 bps

Expected return to creation of loan loss provisions

but below across-the-cycle level

‌Agenda

Highlights as of 31 March 2026 Macroeconomic environment Business performance Financial performance

Asset quality and cost of risk Capital and dividends Outlook for 2026

Appendix

Number of clients and distribution network

KB Group clients and distribution network

Number of clients

KB Group's customers Komerční banka

• Individual clients

• KB+ users

Modrá pyramida

KB Penzijní společnost

ESSOX (Group)

YoY

Number of bank clients (thousands, CZ)

1,625

1,652

1,664

1,727

1,778

1,798

2021

2022

2023

2024

2025

2026

+56,000

+60,000

+60,000

+537,000

-42,000

KB+ users (individuals and small business)

(thousands)

1,460

1,610 1,673

1,028

1,136 1,269

717

482

281

3

22

50

137

Mar-23 Jun-23 Sep-23 Dec-23 Mar-24 Jun-24 Sep-24 Dec-24 Mar-25 Jun-25 Sep-25 Dec-25 Mar-26

-24,000

-10,000

Income statement

Consolidated income statement

Balance sheet

Consolidated statement of financial position

Reported

Capital & profitability indicators

Financial ratios

* Assuming linear accrual of regulatory funds charges over the whole year (IFRIC 21 linearisation)

Adjusted for IFRIC 21 linearisation*

31-Mar-25 31-Mar-26

Overview of KB subsidiaries

* Based on CSRD

Overview of KB subsidiaries

* Based on CSRD

** Influenced by outsourcing of Factoring KB functions into Komerční banka.

MREL, TIER 2

Own funds and eligible liabilities (for MREL)

29.3%

11.2%

1.4%

Total requirement = MREL + CBR

(27.1% as of 31 March 2026)

MREL

(20.8% as of 31 March 2026)

Senior non-preferred loan Eligible T2

Common Equity Tier 1 capital (CET1)

31 Mar 2026

Capital requirements, MREL*, Tier 2

MREL requirement 20.8% RWA, 5.91% Total Risk Exposure Total requirement = MREL + CBR = 20.8% + 6.25% = 27.05% Volume of Senior Non-Preferred Loans EUR 2.7 billion Volume of Tier 2 capital EUR 0.35 billion

* In Single Point of Entry concept applied in SG Group, KB takes senior non-preferred loans from SG

Own funds and eligible liabilities (for MREL) call option schedule§

450

250

250 250 250

200 250

250 250

100

150

100

150

150

2026

2027

2028

2029

2030

2031

Subdebt

2032

2033

Senior non-preferred loan

§ Maturity date is one year after the call option exercise date and in the case of subordinated debt five years after the call option exercise date

Regulatory capital requirements as announced by Czech National Bank

As from 01/01/2024 01/04/2024 01/07/2024 01/01/2025 01/01/2026

Pilar 2 2.60% 2.60% 2.60% 2.40% 2.30%

Total capital requirement 17.10% 16.85% 16.35% 16.65% 16.55%

** on Czech exposures (the actual total requirements cover also non-Czech exposures and may therefore slightly differ from the values in the table above)

Czech macroeconomic environment and interest rates

Czech macroeconomic environment and interest rates

Average market rates on new CZK loans and market interest rates (%, until Feb/Mar 2026)

KB - #1 listed Czech bank

KB shares and shareholder structure

Shareholder structure

Appreciation of KB shares since October 2001 (acquisition of majority stake by SG) in % (excluding dividends)

(1 October 2001 - 31 March 2026)

• The number of shareholders comprised 90,642 corporate entities and private individuals as of 31 March 2026

• Of the Bank's total share capital of CZK 19,004,926,000 divided into 190,049,260 shares with a nominal value of CZK 100 each, Société Générale S.A. held 60.35%

• KB held 1,193,360 own shares in treasury, representing 0.63% stake on registered capital

• The number of outstanding shares stood at 188,855,900

Investor relations

Komerční banka, a.s.

Na Příkopě 33, 114 07 Prague 1

Email: investor_relations@kb.cz

Tel.: +420 955 532 156

Internet: https://www.kb.cz/investors Reuters: BKOM.PR Bloomberg: KOMB CP