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:

14 Aug 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:

4,906,243

3.19%

1,631,606

1.06%

(2)

Cash-settled derivatives:

and/or controlled:

1,648,373

1.07%

4,498,348

2.92%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

6,554,616

4.26%

6,129,954

3.98%

(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

251,506

58.4042 GBP

58.3500 GBP

1p ordinary

Sale

101,163

58.4227 GBP

58.3554 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

Decreasing Long

30,326

58.4040 GBP

1p ordinary

SWAP

Decreasing Long

343

58.3900 GBP

1p ordinary

SWAP

Decreasing Short

652

58.3691 GBP

1p ordinary

SWAP

Decreasing Short

57

58.3691 GBP

1p ordinary

SWAP

Decreasing Short

9

58.3744 GBP

1p ordinary

SWAP

Increasing Long

222

58.4056 GBP

1p ordinary

SWAP

Opening Short

6,598

58.4029 GBP

1p ordinary

SWAP

Increasing Short

333

58.4000 GBP

1p ordinary

CFD

Decreasing Short

115

58.3947 GBP

1p ordinary

CFD

Decreasing Short

550

58.3959 GBP

1p ordinary

CFD

Increasing Long

44

58.4227 GBP

1p ordinary

SWAP

Increasing Short

5,343

58.4025 GBP

1p ordinary

SWAP

Increasing Short

68

58.4025 GBP

1p ordinary

SWAP

Decreasing Short

38

58.3691 GBP

1p ordinary

SWAP

Decreasing Long

4,574

58.4040 GBP

1p ordinary

SWAP

Decreasing Long

105

58.3986 GBP

1p ordinary

SWAP

Decreasing Short

260

58.3706 GBP

1p ordinary

SWAP

Decreasing Short

23

58.3706 GBP

1p ordinary

SWAP

Decreasing Short

33

58.3691 GBP

1p ordinary

SWAP

Decreasing Long

20

58.4500 GBP

1p ordinary

SWAP

Increasing Short

396

58.4000 GBP

1p ordinary

SWAP

Decreasing Short

8

58.3744 GBP

1p ordinary

SWAP

Increasing Long

206

58.4000 GBP

1p ordinary

SWAP

Decreasing Short

157

58.3744 GBP

1p ordinary

SWAP

Decreasing Short

13

58.3744 GBP

1p ordinary

SWAP

Decreasing Short

13

58.3706 GBP

1p ordinary

SWAP

Increasing Long

420

58.3608 GBP

1p ordinary

SWAP

Increasing Short

640

58.4000 GBP

1p ordinary

SWAP

Decreasing Short

16

58.3706 GBP

1p ordinary

SWAP

Decreasing Short

2,702

58.3852 GBP

1p ordinary

SWAP

Decreasing Short

472

58.3923 GBP

1p ordinary

SWAP

Decreasing Short

280

58.3923 GBP

1p ordinary

SWAP

Decreasing Long

564

58.4000 GBP

1p ordinary

SWAP

Increasing Short

1,288

58.4000 GBP

1p ordinary

SWAP

Decreasing Short

310

58.3923 GBP

1p ordinary

SWAP

Decreasing Short

414

58.4004 GBP

1p ordinary

SWAP

Decreasing Short

34

58.4014 GBP

1p ordinary

SWAP

Decreasing Short

58

58.3988 GBP

1p ordinary

SWAP

Decreasing Long

45

58.4000 GBP

1p ordinary

SWAP

Increasing Short

19,500

58.4041 GBP

1p ordinary

SWAP

Decreasing Short

66

58.3988 GBP

1p ordinary

SWAP

Decreasing Short

2,904

58.3988 GBP

1p ordinary

SWAP

Decreasing Short

97

58.3988 GBP

1p ordinary

SWAP

Decreasing Short

22

58.4009 GBP

1p ordinary

SWAP

Decreasing Long

31

58.4000 GBP

1p ordinary

SWAP

Increasing Short

50,000

58.3791 GBP

1p ordinary

SWAP

Decreasing Short

22

58.4024 GBP

1p ordinary

SWAP

Increasing Long

642

58.3985 GBP

1p ordinary

SWAP

Increasing Short

40,000

58.3891 GBP

1p ordinary

SWAP

Decreasing Long

38

58.4000 GBP

1p ordinary

SWAP

Increasing Short

1,058

58.4000 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:

17 Aug 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213