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:

22 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:

2,505,810

1.63%

3,534,749

2.30%

(2)

Cash-settled derivatives:

and/or controlled:

2,797,737

1.83%

2,037,830

1.32%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

5,303,547

3.46%

5,572,579

3.62%

(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

332,555

58.1370 GBP

57.9884 GBP

1p ordinary

Sale

281,487

58.0690 GBP

57.9886 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

Closing Long

20,175

58.0000 GBP

1p ordinary

SWAP

Decreasing Long

131

58.0370 GBP

1p ordinary

SWAP

Decreasing Long

176

58.1000 GBP

1p ordinary

SWAP

Closing Long

16,367

58.0028 GBP

1p ordinary

SWAP

Opening Short

4,855

58.0028 GBP

1p ordinary

SWAP

Decreasing Short

14,642

58.0013 GBP

1p ordinary

SWAP

Increasing Short

31,224

58.1370 GBP

1p ordinary

SWAP

Increasing Long

4,756

58.0026 GBP

1p ordinary

CFD

Decreasing Short

1,189

57.9959 GBP

1p ordinary

CFD

Increasing Long

527

58.0365 GBP

1p ordinary

CFD

Decreasing Long

3,537

58.0517 GBP

1p ordinary

CFD

Increasing Long

16,762

57.9965 GBP

1p ordinary

CFD

Decreasing Long

2,342

58.0517 GBP

1p ordinary

SWAP

Decreasing Short

187

57.9953 GBP

1p ordinary

SWAP

Decreasing Short

1,447

57.9883 USD

1p ordinary

SWAP

Decreasing Short

12,006

58.0133 GBP

1p ordinary

SWAP

Decreasing Short

1,688

58.0031 GBP

1p ordinary

SWAP

Closing Long

3,146

58.0093 GBP

1p ordinary

SWAP

Closing Long

52,205

58.0097 GBP

1p ordinary

SWAP

Increasing Short

281

58.0040 GBP

1p ordinary

SWAP

Decreasing Short

1,624

58.0133 GBP

1p ordinary

SWAP

Decreasing Short

10,971

58.0133 GBP

1p ordinary

SWAP

Decreasing Short

10,577

58.0133 GBP

1p ordinary

SWAP

Decreasing Short

1,324

58.0133 GBP

1p ordinary

SWAP

Decreasing Short

1,646

58.0133 GBP

1p ordinary

SWAP

Decreasing Long

174

58.0311 GBP

1p ordinary

SWAP

Opening Long

7,720

58.0019 GBP

1p ordinary

SWAP

Decreasing Long

372

58.1008 GBP

1p ordinary

SWAP

Decreasing Long

966

58.0644 GBP

1p ordinary

SWAP

Decreasing Short

4,653

58.0000 GBP

1p ordinary

SWAP

Increasing Short

424

58.1000 GBP

1p ordinary

SWAP

Decreasing Long

6,089

58.0294 GBP

1p ordinary

SWAP

Closing Short

1,730

57.9886 GBP

1p ordinary

SWAP

Closing Short

1,502

57.9942 GBP

1p ordinary

SWAP

Closing Short

233

57.9887 GBP

1p ordinary

SWAP

Closing Short

1,582

57.9886 GBP

1p ordinary

SWAP

Closing Short

1,524

57.9887 GBP

1p ordinary

SWAP

Closing Short

189

57.9886 GBP

1p ordinary

SWAP

Closing Short

236

57.9886 GBP

1p ordinary

SWAP

Decreasing Long

1,972

58.0176 GBP

1p ordinary

SWAP

Closing Long

9,842

58.0000 GBP

1p ordinary

SWAP

Increasing Long

778

58.0101 GBP

1p ordinary

SWAP

Closing Short

202

58.0000 GBP

1p ordinary

SWAP

Increasing Short

21,634

58.0029 GBP

1p ordinary

SWAP

Increasing Long

4,630

58.0235 GBP

1p ordinary

SWAP

Decreasing Long

5,732

58.0007 GBP

1p ordinary

SWAP

Closing Short

90,862

58.0000 GBP

1p ordinary

SWAP

Decreasing Long

11,348

58.0199 GBP

1p ordinary

SWAP

Increasing Long

38

58.0000 GBP

1p ordinary

SWAP

Increasing Long

330

58.0250 GBP

1p ordinary

SWAP

Increasing Long

8,438

58.0002 GBP

1p ordinary

SWAP

Decreasing Long

80,000

58.0290 GBP

1p ordinary

SWAP

Decreasing Long

27

58.0000 GBP

1p ordinary

SWAP

Decreasing Long

4,720

58.0991 GBP

1p ordinary

SWAP

Decreasing Long

20

58.0000 GBP

1p ordinary

SWAP

Increasing Long

4,349

58.0000 GBP

1p ordinary

SWAP

Increasing Long

9,703

58.0000 GBP

1p ordinary

SWAP

Increasing Long

28,990

58.0690 GBP

1p ordinary

SWAP

Increasing Long

564

58.0250 GBP

1p ordinary

SWAP

Decreasing Long

78

58.1000 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:

23 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213