Barclays Regulatory News (BARC)

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:

18 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:

2,389,205

1.55%

4,138,920

2.69%

(2)

Cash-settled derivatives:

and/or controlled:

3,395,721

2.21%

1,985,037

1.29%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

5,784,926

3.76%

6,123,957

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

816,066

58.2359 GBP

57.0303 GBP

1p ordinary

Sale

2,130,327

58.1750 GBP

56.9928 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

Opening Short

151

58.0647 GBP

1p ordinary

SWAP

Opening Long

351

58.1268 GBP

1p ordinary

SWAP

Opening Long

190

58.1453 GBP

1p ordinary

SWAP

Opening Short

69

58.0754 GBP

1p ordinary

SWAP

Opening Long

6,443

58.1500 GBP

1p ordinary

SWAP

Opening Long

12,045

58.1500 GBP

1p ordinary

SWAP

Opening Long

247,080

58.1500 GBP

1p ordinary

SWAP

Opening Long

8

58.1471 GBP

1p ordinary

SWAP

Opening Long

3,710

58.0750 GBP

1p ordinary

SWAP

Opening Short

23,000

58.0066 GBP

1p ordinary

SWAP

Opening Long

8

58.0750 GBP

1p ordinary

SWAP

Opening Short

316

58.0750 GBP

1p ordinary

SWAP

Opening Short

1,644

58.0750 GBP

1p ordinary

SWAP

Opening Long

11,142

56.9115 GBP

1p ordinary

SWAP

Opening Short

34,343

58.1975 GBP

1p ordinary

SWAP

Opening Short

10,322

58.1055 GBP

1p ordinary

CFD

Opening Short

27,052

58.0931 GBP

1p ordinary

CFD

Opening Long

1,227

57.6331 GBP

1p ordinary

CFD

Opening Long

1,886

58.0482 GBP

1p ordinary

CFD

Opening Short

617

56.9534 GBP

1p ordinary

CFD

Opening Long

121,106

57.9384 GBP

1p ordinary

CFD

Opening Long

202,051

57.9384 GBP

1p ordinary

SWAP

Opening Short

10,896

58.0131 GBP

1p ordinary

SWAP

Opening Long

349

58.0709 GBP

1p ordinary

SWAP

Opening Long

42,511

57.6884 GBP

1p ordinary

SWAP

Opening Short

38

58.0131 GBP

1p ordinary

SWAP

Opening Short

2,000

57.4557 GBP

1p ordinary

SWAP

Opening Long

41,044

58.0870 GBP

1p ordinary

SWAP

Opening Long

21,417

57.3695 GBP

1p ordinary

SWAP

Opening Short

1,750

58.0750 GBP

1p ordinary

SWAP

Opening Short

1,856

58.1616 GBP

1p ordinary

SWAP

Opening Long

325

58.0885 GBP

1p ordinary

SWAP

Opening Long

44

58.0885 GBP

1p ordinary

SWAP

Opening Short

6,314

57.6227 GBP

1p ordinary

SWAP

Opening Long

56

58.1453 GBP

1p ordinary

SWAP

Opening Long

28,741

58.1065 GBP

1p ordinary

SWAP

Opening Long

100

58.1268 GBP

1p ordinary

SWAP

Opening Long

3,853

57.4709 GBP

1p ordinary

SWAP

Opening Long

851

58.1383 GBP

1p ordinary

SWAP

Opening Long

162

58.1383 GBP

1p ordinary

SWAP

Opening Long

306

58.1268 GBP

1p ordinary

SWAP

Opening Short

20

58.1615 GBP

1p ordinary

SWAP

Opening Long

7,998

58.0585 GBP

1p ordinary

SWAP

Increasing Short

136

58.1540 GBP

1p ordinary

SWAP

Increasing Long

94

57.6636 GBP

1p ordinary

SWAP

Increasing Long

15

58.1441 GBP

1p ordinary

SWAP

Increasing Long

1,258

58.0750 GBP

1p ordinary

SWAP

Increasing Long

2,968

58.1488 GBP

1p ordinary

SWAP

Increasing Short

4

58.0750 GBP

1p ordinary

SWAP

Decreasing Long

6,490

56.9726 GBP

1p ordinary

SWAP

Increasing Short

28,105

58.2359 GBP

1p ordinary

SWAP

Closing Short

10,322

57.9790 GBP

1p ordinary

SWAP

Opening Long

10,484

57.9790 GBP

1p ordinary

CFD

Increasing Short

451

58.1040 GBP

1p ordinary

CFD

Closing Long

1,227

58.0716 GBP

1p ordinary

CFD

Opening Short

490

58.0716 GBP

1p ordinary

CFD

Closing Short

617

58.0965 GBP

1p ordinary

CFD

Opening Long

6,369

58.0965 GBP

1p ordinary

SWAP

Increasing Short

3,036

58.0131 GBP

1p ordinary

SWAP

Increasing Short

125

58.0131 GBP

1p ordinary

SWAP

Closing Short

2,000

57.7839 GBP

1p ordinary

SWAP

Opening Long

1,650

57.7839 GBP

1p ordinary

SWAP

Increasing Long

480

58.1500 GBP

1p ordinary

SWAP

Increasing Long

3,383

57.5718 GBP

1p ordinary

SWAP

Increasing Short

4

58.0750 GBP

1p ordinary

SWAP

Decreasing Short

2,225

58.0706 GBP

1p ordinary

SWAP

Increasing Long

26

57.6636 GBP

1p ordinary

SWAP

Closing Long

3,853

58.0141 GBP

1p ordinary

SWAP

Opening Short

49

58.0141 GBP

1p ordinary

SWAP

Increasing Short

113

58.0375 GBP

1p ordinary

SWAP

Increasing Long

1,020

58.0777 GBP

1p ordinary

SWAP

Increasing Long

5,485

58.1474 GBP

1p ordinary

SWAP

Increasing Short

4

58.1137 GBP

1p ordinary

SWAP

Increasing Long

5,217

58.1451 GBP

1p ordinary

SWAP

Decreasing Long

8,936

58.1011 GBP

1p ordinary

CFD

Decreasing Short

188

58.1459 GBP

1p ordinary

SWAP

Increasing Long

41,975

58.1500 GBP

1p ordinary

SWAP

Increasing Long

200

56.9928 GBP

1p ordinary

SWAP

Increasing Short

14

58.1039 GBP

1p ordinary

SWAP

Increasing Short

1,568

57.6059 GBP

1p ordinary

SWAP

Increasing Short

8,336

58.0357 GBP

1p ordinary

SWAP

Increasing Long

322

58.0689 GBP

1p ordinary

SWAP

Increasing Long

7,320

58.1441 GBP

1p ordinary

SWAP

Increasing Short

51

58.1036 GBP

1p ordinary

SWAP

Closing Long

9,869

58.1479 GBP

1p ordinary

SWAP

Opening Short

12,482

58.1479 GBP

1p ordinary

SWAP

Increasing Long

23,918

58.1500 GBP

1p ordinary

SWAP

Increasing Long

1,019

58.1500 GBP

1p ordinary

SWAP

Increasing Long

25,000

57.5913 GBP

1p ordinary

SWAP

Increasing Short

3,941

57.5057 GBP

1p ordinary

SWAP

Increasing Long

173

58.1114 GBP

1p ordinary

SWAP

Decreasing Short

515

57.7780 GBP

1p ordinary

SWAP

Increasing Long

448

58.1437 GBP

1p ordinary

SWAP

Increasing Long

25,000

57.9069 GBP

1p ordinary

SWAP

Decreasing Short

5,228

57.5558 GBP

1p ordinary

SWAP

Increasing Long

2,879

58.0888 GBP

1p ordinary

SWAP

Decreasing Short

488

58.0920 GBP

1p ordinary

SWAP

Increasing Long

115

58.1360 GBP

1p ordinary

SWAP

Increasing Long

46,398

58.1500 GBP

1p ordinary

SWAP

Decreasing Short

1,190

58.1347 GBP

1p ordinary

SWAP

Increasing Long

152

58.1441 GBP

1p ordinary

SWAP

Increasing Short

114

58.0526 GBP

1p ordinary

SWAP

Decreasing Long

164

58.0750 GBP

1p ordinary

SWAP

Increasing Short

9,116

57.8595 GBP

1p ordinary

SWAP

Increasing Long

156

58.0706 GBP

1p ordinary

SWAP

Increasing Short

556

58.1058 GBP

1p ordinary

SWAP

Increasing Long

30,250

57.9447 GBP

1p ordinary

SWAP

Increasing Short

14,131

58.0043 GBP

1p ordinary

SWAP

Increasing Long

13

58.0691 GBP

1p ordinary

SWAP

Decreasing Short

3,754

58.0393 GBP

1p ordinary

SWAP

Decreasing Long

173

57.2500 GBP

1p ordinary

SWAP

Increasing Short

9,795

57.6742 GBP

1p ordinary

SWAP

Increasing Short

17

58.0294 GBP

1p ordinary

SWAP

Increasing Long

67,591

57.9236 GBP

1p ordinary

SWAP

Decreasing Short

5,810

58.1178 GBP

1p ordinary

SWAP

Decreasing Short

19

58.1500 GBP

1p ordinary

SWAP

Increasing Long

18,280

57.6711 GBP

1p ordinary

SWAP

Increasing Short

7,882

57.9824 GBP

1p ordinary

SWAP

Closing Short

8,393

58.0068 GBP

1p ordinary

SWAP

Opening Long

6,477

58.0068 GBP

1p ordinary

SWAP

Decreasing Long

80,000

58.0790 GBP

1p ordinary

SWAP

Increasing Short

3,262

57.6528 GBP

1p ordinary

SWAP

Decreasing Long

199

57.1000 GBP

1p ordinary

SWAP

Decreasing Short

143

57.5970 GBP

1p ordinary

SWAP

Increasing Long

171,473

58.0267 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:

19 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213