Form 8.5 EPT/Non RI INTERTEK GROUP PLC

FORM 8.5 (EPT/NON-RI)

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY AN

EXEMPT PRINCIPAL TRADER WITHOUT RECOGNISED INTERMEDIARY ("RI") STATUS

(OR WHERE RI STATUS IS NOT APPLICABLE)

Rule 8.5 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Name of exempt principal trader:

BARCLAYS CAPITAL SECURITIES LTD

(b)

Name of offeror/offeree in relation to whose

INTERTEK GROUP PLC

relevant securities this form relates:

(c)

Name of the party to the offer with which exempt

ISOTOPE BIDCO LIMITED (A NEWLY FORMED COMPANY TO BE INDIRECTLY OWNED BY EQT X EUR SCSP AND EQT X USD SCSP, EACH ACTING THROUGH ITS MANAGER EQT FUND MANAGEMENT S.A.R.L., TOGETHER WITH CERTAIN INDIRECT MINORITY SHAREHOLDERS INCLUDING, AMONG OTHERS, LUXINVA AND MUBADALA)

principal trader is connected

(d)

Date position held/dealing undertaken:

26 Jun 2026

(e)

In addition to the company in 1(b) above, is the exempt principal

NO

trader making disclosures in respect of any other party to the offer?

2.

POSITIONS OF THE EXEMPT PRINCIPAL TRADER

(a)

Interests and short positions in the relevant securities of the offeror or offeree

to which the disclosure relates following the dealing (if any)

Class of relevant security:

1p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

2,662,330

1.73%

2,276,636

1.48%

(2)

Cash-settled derivatives:

and/or controlled:

2,272,939

1.48%

2,097,701

1.36%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

4,935,269

3.21%

4,374,337

2.84%

(b)

Rights to subscribe for new securities (including directors and other executive

options)

Class of relevant security in relation to

which subscription right exists

Details, including nature of the rights

concerned and relevant percentages:

3.

DEALINGS (IF ANY) BY THE EXEMPT PRINCIPAL TRADER

(a)

Purchases and sales

Class of relevant

Purchase/sale

Total number of

Highest price per unit

Lowest price per unit

security

securities

paid/received

paid/received

1p ordinary

Purchase

719,190

58.1114 GBP

58.0000 GBP

1p ordinary

Sale

284,530

58.1000 GBP

57.9565 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

1p ordinary

SWAP

Increasing Long

100

58.0959 GBP

1p ordinary

SWAP

Decreasing Long

1,128

58.1000 GBP

1p ordinary

SWAP

Closing Long

166,994

58.0500 GBP

1p ordinary

SWAP

Opening Short

7,195

58.0914 GBP

1p ordinary

SWAP

Opening Short

31,306

58.1029 GBP

1p ordinary

SWAP

Opening Short

100,000

58.0406 GBP

1p ordinary

SWAP

Increasing Short

937

58.0540 GBP

1p ordinary

SWAP

Closing Long

34,025

58.0500 GBP

1p ordinary

SWAP

Opening Short

130

58.0976 GBP

1p ordinary

CFD

Increasing Short

25,095

58.0560 GBP

1p ordinary

CFD

Increasing Long

284

58.0651 GBP

1p ordinary

CFD

Closing Long

12,424

58.0500 GBP

1p ordinary

CFD

Closing Long

11,422

58.0500 GBP

1p ordinary

CFD

Closing Long

6,806

58.0500 GBP

1p ordinary

CFD

Closing Long

4,054

58.0500 GBP

1p ordinary

SWAP

Decreasing Short

982

57.9953 GBP

1p ordinary

SWAP

Closing Short

1,697

57.9565 GBP

1p ordinary

SWAP

Increasing Short

100,000

58.0406 GBP

1p ordinary

SWAP

Increasing Short

33

58.0057 GBP

1p ordinary

SWAP

Closing Short

4,441

57.8884 GBP

1p ordinary

SWAP

Closing Short

8,571

57.8884 GBP

1p ordinary

SWAP

Decreasing Long

16,981

58.1114 GBP

1p ordinary

SWAP

Decreasing Long

104

58.0337 GBP

1p ordinary

SWAP

Decreasing Long

6,070

58.0337 GBP

1p ordinary

SWAP

Decreasing Long

1,936

58.0337 GBP

1p ordinary

SWAP

Decreasing Long

2,790

58.0337 GBP

1p ordinary

SWAP

Decreasing Long

1,235

58.0337 GBP

1p ordinary

SWAP

Decreasing Long

259

58.1087 GBP

1p ordinary

SWAP

Increasing Short

54

58.0590 GBP

1p ordinary

SWAP

Decreasing Long

98

58.0336 GBP

1p ordinary

SWAP

Decreasing Long

489

58.1087 GBP

1p ordinary

SWAP

Closing Short

11,391

57.8992 GBP

1p ordinary

SWAP

Closing Short

6,540

57.8992 GBP

1p ordinary

SWAP

Closing Short

22,555

57.8992 GBP

1p ordinary

SWAP

Decreasing Long

870

58.1114 GBP

1p ordinary

SWAP

Closing Short

431

57.8884 GBP

1p ordinary

SWAP

Opening Short

45,112

58.0406 GBP

1p ordinary

SWAP

Opening Short

20,088

58.0405 GBP

1p ordinary

SWAP

Increasing Short

205

58.0000 GBP

1p ordinary

SWAP

Decreasing Short

11,937

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

1,039

58.0000 GBP

1p ordinary

SWAP

Increasing Short

4

58.0000 GBP

1p ordinary

CFD

Increasing Short

4,076

58.0349 GBP

1p ordinary

SWAP

Increasing Short

28

58.0058 GBP

1p ordinary

SWAP

Decreasing Long

262

58.1085 GBP

1p ordinary

SWAP

Decreasing Long

15,274

58.1085 GBP

1p ordinary

SWAP

Decreasing Long

4,873

58.1085 GBP

1p ordinary

SWAP

Decreasing Long

7,023

58.1085 GBP

1p ordinary

SWAP

Decreasing Long

3,108

58.1085 GBP

1p ordinary

SWAP

Decreasing Short

3,050

58.1000 GBP

1p ordinary

SWAP

Decreasing Long

244

58.1085 GBP

1p ordinary

SWAP

Increasing Short

1,276

58.0500 GBP

1p ordinary

SWAP

Decreasing Short

12,256

58.1000 GBP

1p ordinary

SWAP

Increasing Short

4,100

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

45

58.1000 GBP

1p ordinary

SWAP

Increasing Short

151

58.0124 GBP

1p ordinary

SWAP

Increasing Short

8,529

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

1,306

58.0000 GBP

1p ordinary

SWAP

Increasing Short

13,008

58.1029 GBP

1p ordinary

SWAP

Closing Short

89

58.1000 GBP

1p ordinary

SWAP

Opening Long

11,953

58.1000 GBP

1p ordinary

SWAP

Increasing Short

192

58.0255 GBP

1p ordinary

SWAP

Decreasing Short

8,841

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

497

58.0000 GBP

1p ordinary

SWAP

Decreasing Short

2,029

58.1000 GBP

1p ordinary

SWAP

Increasing Long

113

58.0000 GBP

1p ordinary

SWAP

Increasing Short

26

58.0020 GBP

1p ordinary

SWAP

Closing Short

8,426

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

16

58.1000 GBP

1p ordinary

SWAP

Closing Short

114,040

58.1000 GBP

1p ordinary

SWAP

Opening Long

60,496

58.1000 GBP

1p ordinary

SWAP

Increasing Short

2

58.0538 GBP

1p ordinary

SWAP

Decreasing Short

68

58.0250 GBP

1p ordinary

SWAP

Decreasing Short

1,494

58.1000 GBP

1p ordinary

SWAP

Decreasing Short

294

58.0250 GBP

1p ordinary

SWAP

Increasing Short

132

58.0250 GBP

1p ordinary

SWAP

Closing Short

5,133

58.0000 GBP

1p ordinary

SWAP

Opening Long

1,966

58.0000 GBP

1p ordinary

SWAP

Closing Long

1,966

58.0526 GBP

1p ordinary

SWAP

Opening Short

3,589

58.0526 GBP

(c)

Stock-settled derivative transactions (including options)

(i)

Writing, selling, purchasing or varying

Class

Product

Writing,

Number

Exercise

Type

Expiry

Option

of

description

purchasing,

of

price

date

money

relevant

selling,

securities

per unit

paid/

security

varying etc

to which

received

option

per unit

relates

(ii)

Exercising

Class of relevant

Product description

Exercising/ exercised against

Number of

Exercise price per

security

securities

unit

(d)

Other dealings (including subscribing for new securities)

Class of relevant

Nature of Dealings

Details

Price per unit (if

security

applicable)

4.

OTHER INFORMATION

(a)

Indemnity and other dealings arrangements

Details of any indemnity or option arrangement, or any agreement or understanding,

formal or informal, relating to relevant securities which may be an inducement to deal

or refrain from dealing entered into by the exempt principal trader making the disclosure and any party

to the offer or any person acting in concert with a party to the offer:

NONE

(b)

Agreements, arrangements or understandings relating to options or derivatives

Details of any agreement, arrangement or understanding, formal or informal, between

the exempt principal trader making the disclosure and any other person relating to:

(i) the voting rights of any relevant securities under any option; or

(ii) the voting rights of future acquisition or disposal of any relevant securities to which

any derivative is referenced:

NONE

(c)

Attachments

Is a Supplemental Form 8 (Open Positions) attached?

NO

Date of disclosure:

29 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213