Barclays Regulatory News (BARC)

FORM 8.3

PUBLIC OPENING POSITION DISCLOSURE/DEALING DISCLOSURE BY

A PERSON WITH INTERESTS IN RELEVANT SECURITIES REPRESENTING 1% OR

MORE

Rule 8.3 of the Takeover Code (the "Code")

1.

KEY INFORMATION

(a)

Full name of discloser:

Barclays PLC.

(b)

Owner or controller of interest and short

positions disclosed, if different from 1(a):

(c)

Name of offeror/offeree in relation to whose

INTERTEK GROUP PLC

relevant securities this form relates:

(d)

If an exempt fund manager connected with an

offeror/offeree, state this and specify identity of

offeror/offeree:

(e)

Date position held/dealing undertaken:

04 Jun 2026

(f)

In addition to the company in 1(c) above, is the discloser making

NO

disclosures in respect of any other party to the offer?

2.

POSITIONS OF THE PERSON MAKING THE DISCLOSURE

(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:

2,932,301

1.90%

2,438,310

1.58%

(2)

Cash-settled derivatives:

1,705,064

1.11%

2,518,501

1.64%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

4,637,365

3.01%

4,956,811

3.22%

(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 PERSON MAKING THE DISCLOSURE

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

1p ordinary

Purchase

346,746

53.9000 GBP

1p ordinary

Purchase

82,328

53.6883 GBP

1p ordinary

Purchase

60,800

53.8238 GBP

1p ordinary

Purchase

30,925

53.7042 GBP

1p ordinary

Purchase

25,000

53.7965 GBP

1p ordinary

Purchase

16,123

53.8466 GBP

1p ordinary

Purchase

14,930

53.5947 GBP

1p ordinary

Purchase

12,396

53.5750 GBP

1p ordinary

Purchase

11,610

53.8741 GBP

1p ordinary

Purchase

6,939

53.6966 GBP

1p ordinary

Purchase

5,250

53.6378 GBP

1p ordinary

Purchase

3,731

53.6780 GBP

1p ordinary

Purchase

3,672

53.6873 GBP

1p ordinary

Purchase

3,129

53.7036 GBP

1p ordinary

Purchase

2,714

53.6014 GBP

1p ordinary

Purchase

2,189

53.6666 GBP

1p ordinary

Purchase

2,085

53.6707 GBP

1p ordinary

Purchase

1,838

53.7030 GBP

1p ordinary

Purchase

1,082

53.6087 GBP

1p ordinary

Purchase

948

53.9010 GBP

1p ordinary

Purchase

774

53.6505 GBP

1p ordinary

Purchase

668

53.3929 GBP

1p ordinary

Purchase

581

53.7217 GBP

1p ordinary

Purchase

542

53.7081 GBP

1p ordinary

Purchase

539

53.5148 GBP

1p ordinary

Purchase

443

53.7250 GBP

1p ordinary

Purchase

383

53.7039 GBP

1p ordinary

Purchase

310

53.6314 GBP

1p ordinary

Purchase

227

53.7779 GBP

1p ordinary

Purchase

199

53.6836 GBP

1p ordinary

Purchase

186

53.7619 GBP

1p ordinary

Purchase

168

53.6000 GBP

1p ordinary

Purchase

158

53.6968 GBP

1p ordinary

Purchase

135

53.7000 GBP

1p ordinary

Purchase

135

53.6916 GBP

1p ordinary

Purchase

120

53.6750 GBP

ADR

Purchase

100

73.1200 USD

1p ordinary

Purchase

72

53.6250 GBP

1p ordinary

Purchase

66

53.8250 GBP

1p ordinary

Purchase

66

53.7409 GBP

1p ordinary

Purchase

57

53.6494 GBP

1p ordinary

Purchase

36

53.5946 GBP

1p ordinary

Purchase

23

53.7913 GBP

1p ordinary

Purchase

17

53.8058 GBP

1p ordinary

Purchase

14

53.7196 GBP

1p ordinary

Purchase

12

53.6187 GBP

1p ordinary

Purchase

2

53.6500 GBP

1p ordinary

Sale

296,627

53.6500 GBP

1p ordinary

Sale

228,143

53.9000 GBP

1p ordinary

Sale

23,467

53.7890 GBP

1p ordinary

Sale

15,635

53.5953 GBP

1p ordinary

Sale

11,952

53.7250 GBP

1p ordinary

Sale

11,539

53.6371 GBP

1p ordinary

Sale

9,624

53.9108 GBP

1p ordinary

Sale

7,541

53.8990 GBP

1p ordinary

Sale

6,405

53.8989 GBP

1p ordinary

Sale

5,399

53.6532 GBP

1p ordinary

Sale

5,345

53.6845 GBP

1p ordinary

Sale

4,517

53.6000 GBP

1p ordinary

Sale

3,739

53.6913 GBP

1p ordinary

Sale

2,760

53.5111 GBP

1p ordinary

Sale

2,365

53.6654 GBP

1p ordinary

Sale

1,880

53.5500 GBP

1p ordinary

Sale

1,800

53.8000 GBP

1p ordinary

Sale

1,411

53.7373 GBP

1p ordinary

Sale

1,301

53.7261 GBP

1p ordinary

Sale

1,192

53.9107 GBP

1p ordinary

Sale

1,033

53.7158 GBP

1p ordinary

Sale

1,020

53.6107 GBP

1p ordinary

Sale

1,018

53.8919 GBP

1p ordinary

Sale

984

53.6804 GBP

1p ordinary

Sale

897

53.6903 GBP

1p ordinary

Sale

889

53.8738 GBP

1p ordinary

Sale

867

53.3317 GBP

1p ordinary

Sale

565

53.5561 GBP

1p ordinary

Sale

443

53.6568 GBP

1p ordinary

Sale

422

53.6691 GBP

1p ordinary

Sale

397

53.6912 GBP

1p ordinary

Sale

360

53.6250 GBP

1p ordinary

Sale

314

53.6466 GBP

1p ordinary

Sale

232

53.8594 GBP

1p ordinary

Sale

216

53.5783 GBP

1p ordinary

Sale

195

53.8892 GBP

1p ordinary

Sale

131

53.6637 GBP

1p ordinary

Sale

124

53.6114 GBP

ADR

Sale

100

73.1200 USD

1p ordinary

Sale

60

53.7500 GBP

1p ordinary

Sale

57

53.6548 GBP

1p ordinary

Sale

52

53.8330 GBP

1p ordinary

Sale

47

53.6351 GBP

1p ordinary

Sale

37

53.6108 GBP

1p ordinary

Sale

34

53.7044 GBP

1p ordinary

Sale

32

53.8203 GBP

1p ordinary

Sale

30

53.5625 GBP

1p ordinary

Sale

30

53.7350 GBP

1p ordinary

Sale

22

53.7295 GBP

1p ordinary

Sale

15

53.6750 GBP

1p ordinary

Sale

12

53.6241 GBP

1p ordinary

Sale

11

53.7245 GBP

1p ordinary

Sale

7

53.6375 GBP

1p ordinary

Sale

5

53.7100 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

Increasing Long

861

53.8962 GBP

1p ordinary

SWAP

Decreasing Short

68

53.7550 GBP

1p ordinary

SWAP

Decreasing Short

87

53.6494 GBP

1p ordinary

SWAP

Closing Short

36

53.4188 GBP

1p ordinary

SWAP

Opening Long

13

53.4188 GBP

1p ordinary

SWAP

Increasing Short

38

53.4807 GBP

1p ordinary

SWAP

Decreasing Long

946

53.7622 GBP

1p ordinary

SWAP

Decreasing Short

216

53.5783 GBP

1p ordinary

SWAP

Decreasing Long

145,263

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

7

53.8946 GBP

1p ordinary

SWAP

Increasing Long

16

53.6500 GBP

1p ordinary

SWAP

Decreasing Long

416

53.9000 GBP

1p ordinary

CFD

Decreasing Short

1,880

53.5500 GBP

1p ordinary

CFD

Decreasing Short

3,622

53.7477 GBP

1p ordinary

CFD

Closing Long

739

53.9037 GBP

1p ordinary

CFD

Opening Short

391

53.9037 GBP

1p ordinary

CFD

Decreasing Long

545

53.4250 GBP

1p ordinary

CFD

Decreasing Long

244

53.6647 GBP

1p ordinary

CFD

Opening Short

1,081

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

607

53.5957 GBP

1p ordinary

SWAP

Increasing Short

15,925

53.8466 GBP

1p ordinary

SWAP

Increasing Short

198

53.8466 GBP

1p ordinary

SWAP

Opening Short

948

53.9010 GBP

1p ordinary

SWAP

Increasing Short

5,250

53.6378 GBP

1p ordinary

SWAP

Closing Short

2,760

53.5111 GBP

1p ordinary

SWAP

Increasing Long

22

53.7488 GBP

1p ordinary

SWAP

Increasing Long

210

53.7488 GBP

1p ordinary

SWAP

Increasing Long

872

53.8919 GBP

1p ordinary

SWAP

Decreasing Short

1,941

53.8892 USD

1p ordinary

SWAP

Decreasing Short

16

53.7550 GBP

1p ordinary

SWAP

Decreasing Short

31

53.8919 GBP

1p ordinary

SWAP

Increasing Short

229

53.8247 GBP

1p ordinary

SWAP

Decreasing Short

62

53.7550 GBP

1p ordinary

SWAP

Decreasing Short

115

53.8919 GBP

1p ordinary

SWAP

Increasing Long

195

53.8892 GBP

1p ordinary

SWAP

Decreasing Short

52

53.8331 GBP

1p ordinary

SWAP

Opening Short

25,000

53.7965 GBP

1p ordinary

SWAP

Increasing Long

11,539

53.6371 GBP

1p ordinary

SWAP

Decreasing Short

60

53.6101 GBP

1p ordinary

SWAP

Decreasing Long

11

53.4868 GBP

1p ordinary

SWAP

Closing Long

3,355

53.9000 GBP

1p ordinary

SWAP

Opening Short

1,684

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

867

53.3317 GBP

1p ordinary

SWAP

Decreasing Short

37

53.6108 GBP

1p ordinary

SWAP

Increasing Long

8,941

53.8979 GBP

1p ordinary

SWAP

Increasing Long

225

53.8935 GBP

1p ordinary

CFD

Decreasing Short

1,938

53.7250 GBP

1p ordinary

CFD

Increasing Long

259

53.7528 GBP

1p ordinary

SWAP

Decreasing Short

5,250

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

17

53.6101 GBP

1p ordinary

SWAP

Decreasing Short

88

53.6101 GBP

1p ordinary

SWAP

Closing Long

2

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

10

53.8991 GBP

1p ordinary

SWAP

Decreasing Short

422

53.6691 GBP

1p ordinary

SWAP

Decreasing Long

1,082

53.6087 GBP

1p ordinary

SWAP

Decreasing Long

5,406

53.6538 GBP

1p ordinary

SWAP

Closing Short

14,289

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

5,345

53.6845 GBP

1p ordinary

SWAP

Increasing Long

8

53.9000 GBP

1p ordinary

SWAP

Decreasing Long

85

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

984

53.6804 GBP

1p ordinary

SWAP

Decreasing Long

6,443

53.7422 GBP

1p ordinary

SWAP

Decreasing Long

2,085

53.6707 GBP

1p ordinary

SWAP

Decreasing Short

11

53.7244 GBP

1p ordinary

SWAP

Decreasing Long

1,727

53.8455 GBP

1p ordinary

SWAP

Decreasing Long

3,731

53.6779 GBP

1p ordinary

SWAP

Decreasing Short

3,739

53.6913 GBP

1p ordinary

SWAP

Increasing Long

565

53.5561 GBP

1p ordinary

SWAP

Increasing Long

215

53.6500 GBP

1p ordinary

SWAP

Decreasing Short

124

53.6113 GBP

1p ordinary

SWAP

Decreasing Long

151

53.9000 GBP

1p ordinary

SWAP

Decreasing Long

30,925

53.7042 GBP

1p ordinary

SWAP

Decreasing Short

6,405

53.8989 GBP

1p ordinary

SWAP

Decreasing Long

2,536

53.9000 GBP

1p ordinary

SWAP

Decreasing Short

889

53.8738 GBP

1p ordinary

SWAP

Closing Long

2,850

53.9000 GBP

1p ordinary

SWAP

Opening Short

56

53.9000 GBP

1p ordinary

SWAP

Increasing Short

2,189

53.6666 GBP

1p ordinary

SWAP

Decreasing Short

18

53.6500 GBP

1p ordinary

SWAP

Increasing Short

3,744

53.6860 GBP

1p ordinary

SWAP

Decreasing Short

443

53.6568 GBP

1p ordinary

SWAP

Increasing Short

82,328

53.6883 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)

Exercise

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 person 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:

05 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213