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:

07 Sep 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:

5,344,427

3.47%

1,133,107

0.74%

(2)

Cash-settled derivatives:

and/or controlled:

1,148,573

0.75%

4,944,489

3.21%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

6,493,000

4.22%

6,077,596

3.95%

(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

87,267

58.6000 GBP

58.4982 GBP

1p ordinary

Sale

30,188

58.6000 GBP

58.5000 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

39,400

58.5040 GBP

1p ordinary

SWAP

Decreasing Long

1,170

58.5056 GBP

1p ordinary

SWAP

Decreasing Long

1,072

58.5052 GBP

1p ordinary

SWAP

Decreasing Long

113

58.6000 GBP

1p ordinary

SWAP

Decreasing Short

196

58.4970 GBP

1p ordinary

SWAP

Decreasing Short

23

58.5500 GBP

1p ordinary

CFD

Closing Short

325

58.5947 GBP

1p ordinary

CFD

Opening Long

607

58.5947 GBP

1p ordinary

CFD

Decreasing Long

361

58.5535 GBP

1p ordinary

SWAP

Increasing Short

1,356

58.5157 GBP

1p ordinary

SWAP

Increasing Long

73

58.5101 GBP

1p ordinary

SWAP

Decreasing Long

1,298

58.5084 GBP

1p ordinary

SWAP

Closing Long

2,846

58.5000 GBP

1p ordinary

SWAP

Decreasing Long

497

58.5796 GBP

1p ordinary

SWAP

Increasing Short

11

58.5000 GBP

1p ordinary

SWAP

Increasing Long

44

58.5105 GBP

1p ordinary

SWAP

Decreasing Long

16

58.5423 GBP

1p ordinary

SWAP

Increasing Long

491

58.5381 GBP

1p ordinary

SWAP

Decreasing Short

210

58.5000 GBP

1p ordinary

SWAP

Increasing Long

295

58.5011 GBP

1p ordinary

SWAP

Decreasing Long

22,736

58.5000 GBP

1p ordinary

SWAP

Decreasing Long

22

58.5500 GBP

1p ordinary

SWAP

Increasing Long

161

58.5497 GBP

1p ordinary

SWAP

Decreasing Long

54

58.5833 GBP

1p ordinary

SWAP

Decreasing Long

18

58.6000 GBP

1p ordinary

SWAP

Increasing Long

99

58.5500 GBP

1p ordinary

SWAP

Increasing Long

40

58.5137 GBP

1p ordinary

SWAP

Increasing Long

2

58.5000 GBP

1p ordinary

SWAP

Increasing Long

678

58.5012 GBP

1p ordinary

SWAP

Decreasing Long

3

58.5000 GBP

1p ordinary

SWAP

Increasing Long

5,209

58.5000 GBP

1p ordinary

SWAP

Decreasing Long

370

58.5000 GBP

1p ordinary

SWAP

Increasing Long

5,691

58.5154 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:

08 Sep 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213