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:

02 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:

2,867,215

1.86%

2,301,047

1.49%

(2)

Cash-settled derivatives:

1,857,797

1.21%

2,449,174

1.59%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

4,725,012

3.07%

4,750,221

3.09%

(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

38,140

53.8319 GBP

1p ordinary

Purchase

33,868

53.7000 GBP

1p ordinary

Purchase

25,000

53.6867 GBP

1p ordinary

Purchase

13,739

53.7003 GBP

1p ordinary

Purchase

9,155

53.6427 GBP

1p ordinary

Purchase

8,332

53.7625 GBP

1p ordinary

Purchase

5,569

53.6689 GBP

1p ordinary

Purchase

4,454

53.6243 GBP

1p ordinary

Purchase

3,668

53.5894 GBP

1p ordinary

Purchase

2,965

53.5305 GBP

1p ordinary

Purchase

2,380

53.4500 GBP

1p ordinary

Purchase

1,943

53.5247 GBP

1p ordinary

Purchase

1,708

53.6047 GBP

1p ordinary

Purchase

1,403

53.6827 GBP

1p ordinary

Purchase

1,354

53.6855 GBP

1p ordinary

Purchase

1,024

53.4399 GBP

ADR

Purchase

1,000

72.0940 USD

1p ordinary

Purchase

997

53.5630 GBP

1p ordinary

Purchase

876

53.4775 GBP

1p ordinary

Purchase

815

53.5504 GBP

1p ordinary

Purchase

791

53.8117 GBP

1p ordinary

Purchase

663

53.7341 GBP

1p ordinary

Purchase

563

53.6510 GBP

1p ordinary

Purchase

563

53.6760 GBP

1p ordinary

Purchase

531

53.8070 GBP

1p ordinary

Purchase

526

53.6461 GBP

1p ordinary

Purchase

495

53.6305 GBP

1p ordinary

Purchase

495

53.3930 GBP

1p ordinary

Purchase

361

53.4123 GBP

1p ordinary

Purchase

358

53.3909 GBP

1p ordinary

Purchase

347

53.7136 GBP

1p ordinary

Purchase

256

53.6892 GBP

1p ordinary

Purchase

248

53.7681 GBP

1p ordinary

Purchase

244

53.4000 GBP

1p ordinary

Purchase

204

53.4558 GBP

1p ordinary

Purchase

202

53.6470 GBP

1p ordinary

Purchase

193

53.6483 GBP

1p ordinary

Purchase

191

53.4149 GBP

1p ordinary

Purchase

146

53.3883 GBP

1p ordinary

Purchase

129

53.3750 GBP

1p ordinary

Purchase

123

53.3500 GBP

1p ordinary

Purchase

115

53.5243 GBP

1p ordinary

Purchase

110

53.5309 GBP

1p ordinary

Purchase

108

53.6194 GBP

1p ordinary

Purchase

66

53.6041 GBP

1p ordinary

Purchase

61

53.4250 GBP

1p ordinary

Purchase

44

53.6250 GBP

1p ordinary

Purchase

27

53.8000 GBP

1p ordinary

Purchase

22

53.7125 GBP

1p ordinary

Purchase

18

53.6500 GBP

1p ordinary

Purchase

4

53.5500 GBP

1p ordinary

Sale

40,627

53.7000 GBP

1p ordinary

Sale

28,973

54.0000 GBP

1p ordinary

Sale

16,927

53.6302 GBP

1p ordinary

Sale

12,031

53.6591 GBP

1p ordinary

Sale

7,399

53.8540 GBP

1p ordinary

Sale

6,182

53.9032 GBP

1p ordinary

Sale

5,747

53.5306 GBP

1p ordinary

Sale

5,000

53.7686 GBP

1p ordinary

Sale

5,000

53.5959 GBP

1p ordinary

Sale

4,627

53.8850 GBP

1p ordinary

Sale

4,229

53.4947 GBP

1p ordinary

Sale

3,593

53.5058 GBP

1p ordinary

Sale

2,859

53.8873 GBP

1p ordinary

Sale

2,762

53.5874 GBP

1p ordinary

Sale

2,576

53.7961 GBP

1p ordinary

Sale

2,406

53.6189 GBP

1p ordinary

Sale

2,346

53.7750 GBP

1p ordinary

Sale

2,269

53.8702 GBP

1p ordinary

Sale

2,250

53.5890 GBP

1p ordinary

Sale

2,243

53.9649 GBP

1p ordinary

Sale

2,012

53.6962 GBP

1p ordinary

Sale

1,794

53.5014 GBP

1p ordinary

Sale

1,755

53.5367 GBP

1p ordinary

Sale

1,708

53.4108 GBP

1p ordinary

Sale

1,677

53.7816 GBP

1p ordinary

Sale

1,616

53.6353 GBP

1p ordinary

Sale

1,593

53.4476 GBP

1p ordinary

Sale

1,552

53.5789 GBP

1p ordinary

Sale

1,548

53.4514 GBP

1p ordinary

Sale

1,484

53.9493 GBP

1p ordinary

Sale

1,449

53.9624 GBP

1p ordinary

Sale

1,437

53.5998 GBP

1p ordinary

Sale

1,322

53.9000 GBP

1p ordinary

Sale

1,311

53.5902 GBP

1p ordinary

Sale

1,050

53.9577 GBP

1p ordinary

Sale

1,016

53.6319 GBP

1p ordinary

Sale

1,000

53.9500 GBP

ADR

Sale

1,000

72.0940 USD

1p ordinary

Sale

973

53.6362 GBP

1p ordinary

Sale

792

53.4608 GBP

1p ordinary

Sale

701

53.5547 GBP

1p ordinary

Sale

696

53.8500 GBP

1p ordinary

Sale

671

53.7237 GBP

1p ordinary

Sale

576

53.5257 GBP

1p ordinary

Sale

565

53.7180 GBP

1p ordinary

Sale

496

53.6240 GBP

1p ordinary

Sale

492

53.7058 GBP

1p ordinary

Sale

447

53.7756 GBP

1p ordinary

Sale

447

53.4957 GBP

1p ordinary

Sale

330

53.5816 GBP

1p ordinary

Sale

306

53.4450 GBP

1p ordinary

Sale

260

53.9375 GBP

1p ordinary

Sale

241

53.6136 GBP

1p ordinary

Sale

193

53.6500 GBP

1p ordinary

Sale

154

53.6959 GBP

1p ordinary

Sale

139

53.7889 GBP

1p ordinary

Sale

109

53.6405 GBP

1p ordinary

Sale

90

53.4944 GBP

1p ordinary

Sale

90

53.5625 GBP

1p ordinary

Sale

82

53.6123 GBP

1p ordinary

Sale

60

53.3241 GBP

1p ordinary

Sale

55

53.5000 GBP

1p ordinary

Sale

44

53.4562 GBP

1p ordinary

Sale

35

53.6214 GBP

1p ordinary

Sale

5

53.6920 GBP

1p ordinary

Sale

4

53.6950 GBP

1p ordinary

Sale

4

53.5500 GBP

1p ordinary

Sale

2

53.4000 GBP

1p ordinary

Sale

1

53.6900 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

11,088

53.3936 GBP

1p ordinary

SWAP

Decreasing Long

815

53.5504 GBP

1p ordinary

SWAP

Decreasing Short

104

53.7994 GBP

1p ordinary

SWAP

Decreasing Short

60

53.3242 GBP

1p ordinary

SWAP

Decreasing Long

11,696

53.7000 GBP

1p ordinary

SWAP

Decreasing Short

722

53.7750 GBP

1p ordinary

SWAP

Decreasing Long

316

53.7750 GBP

1p ordinary

SWAP

Increasing Short

193

53.7750 GBP

1p ordinary

SWAP

Increasing Short

2,250

53.4574 GBP

1p ordinary

SWAP

Opening Short

2,215

53.7010 GBP

1p ordinary

SWAP

Decreasing Short

1,584

53.6201 GBP

1p ordinary

SWAP

Decreasing Short

2,250

53.5893 GBP

1p ordinary

SWAP

Decreasing Long

19,264

53.6359 GBP

1p ordinary

CFD

Increasing Long

615

53.4883 GBP

1p ordinary

CFD

Decreasing Long

17

53.7964 GBP

1p ordinary

CFD

Increasing Long

225

53.4472 GBP

1p ordinary

CFD

Increasing Long

5,382

53.6454 GBP

1p ordinary

SWAP

Decreasing Short

543

53.3457 GBP

1p ordinary

SWAP

Decreasing Short

3,000

53.9225 GBP

1p ordinary

SWAP

Increasing Short

213

53.7750 GBP

1p ordinary

SWAP

Increasing Long

35

53.6240 GBP

1p ordinary

SWAP

Increasing Long

461

53.6240 GBP

1p ordinary

SWAP

Decreasing Short

4

53.6957 GBP

1p ordinary

SWAP

Increasing Long

5,141

53.6591 GBP

1p ordinary

SWAP

Increasing Long

5,180

53.6591 GBP

1p ordinary

SWAP

Decreasing Short

342

53.6892 USD

1p ordinary

SWAP

Increasing Long

1,710

53.6591 GBP

1p ordinary

SWAP

Decreasing Short

1

53.6900 GBP

1p ordinary

SWAP

Decreasing Short

9,321

53.7777 GBP

1p ordinary

SWAP

Decreasing Short

5

53.6920 GBP

1p ordinary

SWAP

Opening Short

25,000

53.6867 GBP

1p ordinary

SWAP

Increasing Long

2,012

53.6962 GBP

1p ordinary

SWAP

Increasing Short

109

53.5019 GBP

1p ordinary

SWAP

Decreasing Short

154

53.6959 GBP

1p ordinary

SWAP

Decreasing Short

58

53.8446 GBP

1p ordinary

SWAP

Closing Short

28,973

54.0000 GBP

1p ordinary

SWAP

Closing Short

2,215

53.7000 GBP

1p ordinary

SWAP

Opening Long

118

53.7000 GBP

1p ordinary

SWAP

Closing Short

2,792

53.5567 GBP

1p ordinary

SWAP

Opening Long

3,272

53.5567 GBP

1p ordinary

SWAP

Increasing Short

563

53.6768 GBP

1p ordinary

SWAP

Decreasing Long

204

53.4558 GBP

1p ordinary

CFD

Increasing Long

382

53.4830 GBP

1p ordinary

CFD

Closing Long

722

55.0961 GBP

1p ordinary

CFD

Opening Short

165

55.0961 GBP

1p ordinary

SWAP

Decreasing Short

4,627

53.8850 GBP

1p ordinary

SWAP

Increasing Short

4,070

53.7000 GBP

1p ordinary

SWAP

Decreasing Short

1,016

53.6319 GBP

1p ordinary

SWAP

Decreasing Long

36

53.7208 GBP

1p ordinary

SWAP

Closing Long

3,272

53.6281 GBP

1p ordinary

SWAP

Opening Short

3,719

53.6281 GBP

1p ordinary

SWAP

Increasing Short

563

53.6518 GBP

1p ordinary

SWAP

Decreasing Long

1,042

53.7065 GBP

1p ordinary

CFD

Increasing Short

522

54.7961 GBP

1p ordinary

SWAP

Decreasing Short

5,000

53.7686 GBP

1p ordinary

SWAP

Decreasing Short

447

53.4957 GBP

1p ordinary

SWAP

Increasing Long

671

53.7237 GBP

1p ordinary

SWAP

Increasing Short

2,226

53.7026 GBP

1p ordinary

SWAP

Increasing Long

720

53.7000 GBP

1p ordinary

CFD

Decreasing Short

366

54.9538 GBP

1p ordinary

SWAP

Decreasing Short

5,000

53.5959 GBP

1p ordinary

SWAP

Decreasing Short

109

53.6405 GBP

1p ordinary

SWAP

Decreasing Long

663

53.7341 GBP

1p ordinary

SWAP

Decreasing Short

4,403

53.7000 GBP

1p ordinary

SWAP

Increasing Long

1,437

53.7000 GBP

1p ordinary

CFD

Closing Short

321

55.5038 GBP

1p ordinary

CFD

Opening Long

2,091

55.5038 GBP

1p ordinary

SWAP

Decreasing Short

82

53.6123 GBP

1p ordinary

SWAP

Closing Long

90

53.6879 GBP

1p ordinary

SWAP

Opening Short

772

53.6879 GBP

1p ordinary

SWAP

Decreasing Short

287

53.7000 GBP

1p ordinary

SWAP

Decreasing Long

361

53.4122 GBP

1p ordinary

CFD

Increasing Long

1,825

56.1539 GBP

1p ordinary

SWAP

Decreasing Short

139

53.7889 GBP

1p ordinary

SWAP

Decreasing Short

198

53.7000 GBP

1p ordinary

SWAP

Closing Short

1,255

53.7000 GBP

1p ordinary

SWAP

Decreasing Long

791

53.8117 GBP

1p ordinary

CFD

Increasing Long

1,742

56.7539 GBP

1p ordinary

SWAP

Decreasing Short

189

53.5195 GBP

1p ordinary

SWAP

Decreasing Long

4,454

53.6243 GBP

1p ordinary

CFD

Decreasing Long

2,920

55.7960 GBP

1p ordinary

SWAP

Closing Short

385

53.7000 GBP

1p ordinary

SWAP

Opening Long

2,376

53.7000 GBP

1p ordinary

CFD

Closing Long

2,738

52.9962 GBP

1p ordinary

CFD

Opening Short

3,854

52.9962 GBP

1p ordinary

SWAP

Decreasing Long

531

53.8070 GBP

1p ordinary

CFD

Increasing Short

2,023

49.7965 GBP

1p ordinary

SWAP

Increasing Long

35

53.6214 GBP

1p ordinary

CFD

Decreasing Short

3,482

49.1034 GBP

1p ordinary

SWAP

Decreasing Long

1,042

53.4435 GBP

1p ordinary

CFD

Closing Short

2,395

50.4635 GBP

1p ordinary

CFD

Opening Long

2,762

50.4635 GBP

1p ordinary

SWAP

Closing Long

838

53.7625 GBP

1p ordinary

SWAP

Opening Short

7,494

53.7625 GBP

1p ordinary

CFD

Increasing Long

26

51.0634 GBP

1p ordinary

SWAP

Decreasing Short

2,869

53.4947 GBP

1p ordinary

CFD

Decreasing Long

26

51.0634 GBP

1p ordinary

CFD

Closing Long

2,762

50.4635 GBP

1p ordinary

CFD

Opening Short

2,395

50.4635 GBP

1p ordinary

CFD

Increasing Short

3,482

49.1034 GBP

1p ordinary

CFD

Decreasing Short

2,023

49.7965 GBP

1p ordinary

CFD

Closing Short

3,854

52.9962 GBP

1p ordinary

CFD

Opening Long

2,738

52.9962 GBP

1p ordinary

CFD

Increasing Long

2,920

55.7960 GBP

1p ordinary

CFD

Decreasing Long

1,742

56.7539 GBP

1p ordinary

CFD

Decreasing Long

1,825

56.1539 GBP

1p ordinary

CFD

Closing Long

2,091

55.5038 GBP

1p ordinary

CFD

Opening Short

321

55.5038 GBP

1p ordinary

CFD

Increasing Short

366

54.9538 GBP

1p ordinary

CFD

Decreasing Short

522

54.7961 GBP

1p ordinary

CFD

Closing Short

165

55.0961 GBP

1p ordinary

CFD

Opening Long

722

55.0961 GBP

1p ordinary

CFD

Increasing Long

17

53.7964 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:

03 Jun 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213