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:

25 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:

2,451,522

1.59%

2,501,015

1.62%

(2)

Cash-settled derivatives:

and/or controlled:

2,498,462

1.62%

1,959,601

1.27%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

4,949,984

3.22%

4,460,616

2.90%

(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

786,124

58.0523 GBP

57.9000 GBP

1p ordinary

Sale

184,298

58.0500 GBP

57.8884 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

1,600

57.9536 GBP

1p ordinary

SWAP

Decreasing Short

1

58.0250 GBP

1p ordinary

SWAP

Increasing Short

1

58.0250 GBP

1p ordinary

SWAP

Increasing Long

130

58.0000 GBP

1p ordinary

SWAP

Decreasing Short

784

57.8971 GBP

1p ordinary

SWAP

Decreasing Long

4,072

58.0243 GBP

1p ordinary

CFD

Increasing Short

4,559

58.0005 GBP

1p ordinary

CFD

Increasing Long

18

58.0127 GBP

1p ordinary

CFD

Decreasing Long

7,638

58.0017 GBP

1p ordinary

CFD

Increasing Long

6,789

57.9965 GBP

1p ordinary

CFD

Decreasing Long

4,142

58.0017 GBP

1p ordinary

SWAP

Decreasing Short

632

57.9953 GBP

1p ordinary

SWAP

Decreasing Short

12,757

58.0064 GBP

1p ordinary

SWAP

Decreasing Short

19,116

57.9829 GBP

1p ordinary

SWAP

Closing Long

54,500

58.0000 GBP

1p ordinary

SWAP

Opening Long

54,500

58.0000 GBP

1p ordinary

SWAP

Opening Long

7,607

57.9647 GBP

1p ordinary

SWAP

Increasing Short

4

58.0005 GBP

1p ordinary

SWAP

Decreasing Long

17,909

58.0501 GBP

1p ordinary

SWAP

Increasing Short

1,370

57.9000 GBP

1p ordinary

SWAP

Decreasing Long

13,258

58.0230 GBP

1p ordinary

CFD

Increasing Short

27,671

58.0451 GBP

1p ordinary

SWAP

Increasing Long

36

58.0500 GBP

1p ordinary

SWAP

Decreasing Short

10,487

57.9187 GBP

1p ordinary

SWAP

Decreasing Long

5,313

58.0250 GBP

1p ordinary

SWAP

Decreasing Long

1,579

58.0500 GBP

1p ordinary

SWAP

Decreasing Short

328

57.9000 GBP

1p ordinary

SWAP

Increasing Long

81

57.9000 GBP

1p ordinary

SWAP

Decreasing Long

38,010

57.9019 GBP

1p ordinary

SWAP

Closing Short

859

57.9000 GBP

1p ordinary

SWAP

Decreasing Long

2,873

58.0250 GBP

1p ordinary

SWAP

Increasing Long

791

58.0000 GBP

1p ordinary

SWAP

Decreasing Long

40,000

58.0290 GBP

1p ordinary

SWAP

Increasing Long

180

58.0250 GBP

1p ordinary

SWAP

Decreasing Long

33,236

58.0243 GBP

1p ordinary

SWAP

Decreasing Long

6,075

58.0204 GBP

1p ordinary

SWAP

Decreasing Long

3

58.0000 GBP

1p ordinary

SWAP

Decreasing Long

81

57.9000 GBP

1p ordinary

SWAP

Increasing Long

30

57.9000 GBP

1p ordinary

SWAP

Decreasing Long

12,012

57.9000 GBP

1p ordinary

SWAP

Decreasing Long

358

58.0250 GBP

1p ordinary

SWAP

Increasing Long

8,969

58.0010 GBP

1p ordinary

SWAP

Decreasing Long

50,338

58.0241 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:

26 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213