Intertek Group PlcLSE: ITRK

Holding(s) in Company

· Issued by Intertek Group Plc

TR-1: Standard form for notification of major holdings

1. Issuer Details

ISIN

GB0031638363

Issuer Name

INTERTEK GROUP PLC

UK or Non-UK Issuer

UK

2. Reason for Notification

An acquisition or disposal of voting rights; An acquisition or disposal of financial instruments

3. Details of person subject to the notification obligation

Name

BNP PARIBAS SA

City of registered office (if applicable)

Country of registered office (if applicable)

FR

4. Details of the shareholder

Name

City of registered office

Country of registered office

BNP Paribas Financial Markets

Paris

France

5. Date on which the threshold was crossed or reached

30-Sep-2026

6. Date on which Issuer notified

01-Oct-2026

7. Total positions of person(s) subject to the notification obligation

% of voting rights attached to shares (total of 8.A)

% of voting rights through financial instruments (total of 8.B 1 + 8.B 2)

Total of both in % (8.A + 8.B)

Total number of voting rights held in issuer

Resulting situation on the date on which threshold was crossed or reached

4.341770

1.936865

6.278635

9664815

Position of previous notification (if applicable)

3.704707

1.917499

5.622206

8. Notified details of the resulting situation on the date on which the threshold was crossed or reached

8A. Voting rights attached to shares

Class/Type of shares ISIN code(if possible)

Number of direct voting rights (DTR5.1)

Number of indirect voting rights (DTR5.2.1)

% of direct voting rights (DTR5.1)

% of indirect voting rights (DTR5.2.1)

GB0031638363

750000

5933364

0.487229

3.854541

Sub Total 8.A

6683364

4.341770%

8B1. Financial Instruments according to (DTR5.3.1R.(1) (a))

Type of financial instrument

Expiration date

Exercise/conversion period

Number of voting rights that may be acquired if the instrument is exercised/converted

% of voting rights

Sub Total 8.B1

8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b))

Type of financial instrument

Expiration date

Exercise/conversion period

Physical or cash settlement

Number of voting rights

% of voting rights

Total Return Swap

09/03/2027

Cash

504620

0.327821

Total Return Swap

01/10/2026

Cash

898204

0.583508

Total Return Swap

30/10/2026

Cash

882641

0.573397

Total Return Swap

02/10/2026

Cash

333664

0.216761

Swap

17/05/2027

Cash

64267

0.041750

Swap

29/03/2027

Cash

258180

0.167724

Swap

05/04/2027

Cash

4587

0.002980

Swap

12/05/2028

Cash

35288

0.022924

Sub Total 8.B2

2981451

1.936865%

9. Information in relation to the person subject to the notification obligation

2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary)

Ultimate controlling person

Name of controlled undertaking

% of voting rights if it equals or is higher than the notifiable threshold

% of voting rights through financial instruments if it equals or is higher than the notifiable threshold

Total of both if it equals or is higher than the notifiable threshold

BNP PARIBAS SA

BNP Paribas Financial Markets

5.791406%

10. In case of proxy voting

Name of the proxy holder

The number and % of voting rights held

The date until which the voting rights will be held

If date does not apply, explain below

11. Additional Information

12. Date of Completion

01-Oct-2026

13. Place Of Completion

Paris, France

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