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:

08 Oct 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:

4,494,779

2.92%

1,056,794

0.69%

(2)

Cash-settled derivatives:

and/or controlled:

1,072,510

0.70%

4,220,032

2.74%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

5,567,289

3.62%

5,276,826

3.43%

(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

30,637

59.0000 GBP

58.9000 GBP

1p ordinary

Sale

112,970

59.0000 GBP

58.9000 GBP

ADR

Purchase

30

78.1095 USD

77.9500 USD

ADR

Sale

30

78.1095 USD

77.9500 USD

(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 Short

272

58.9146 GBP

1p ordinary

SWAP

Decreasing Long

114

58.9100 GBP

1p ordinary

SWAP

Increasing Short

10

58.9000 GBP

1p ordinary

SWAP

Decreasing Long

321

58.9000 GBP

1p ordinary

SWAP

Increasing Short

2,556

58.9029 GBP

1p ordinary

SWAP

Decreasing Short

831

58.9000 GBP

1p ordinary

CFD

Increasing Long

42

58.8947 GBP

1p ordinary

SWAP

Increasing Short

2,521

58.9262 GBP

1p ordinary

SWAP

Increasing Long

2,529

58.9389 GBP

1p ordinary

SWAP

Decreasing Long

3,931

58.9254 GBP

1p ordinary

SWAP

Increasing Long

489

58.9189 GBP

1p ordinary

SWAP

Decreasing Short

62,929

58.9000 GBP

1p ordinary

CFD

Decreasing Long

42

58.9052 GBP

1p ordinary

SWAP

Decreasing Long

338

58.9644 GBP

1p ordinary

SWAP

Decreasing Short

24,009

58.9000 GBP

1p ordinary

SWAP

Increasing Long

1,427

58.9060 GBP

1p ordinary

SWAP

Increasing Short

1,133

58.9750 GBP

1p ordinary

SWAP

Increasing Long

2

58.9750 GBP

1p ordinary

SWAP

Increasing Short

15

58.9066 GBP

1p ordinary

SWAP

Decreasing Long

30

58.9625 GBP

1p ordinary

SWAP

Decreasing Short

10

58.9000 GBP

1p ordinary

SWAP

Decreasing Long

73

58.9500 GBP

1p ordinary

SWAP

Increasing Short

155

58.9500 GBP

1p ordinary

SWAP

Decreasing Long

5

58.9200 GBP

1p ordinary

SWAP

Decreasing Long

1

59.0000 GBP

1p ordinary

SWAP

Increasing Long

4

58.9000 GBP

1p ordinary

SWAP

Increasing Long

2,693

58.9000 GBP

1p ordinary

SWAP

Decreasing Long

1,659

58.9500 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:

09 Oct 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213