Form 8.3 INTERTEK GROUP PLC Replacement

FORM 8.3

Amendment - this form replaces RNS number 8951B published at 15:32 on 24/04/2026, changes made to section 2A and 3A

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:

23 Apr 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:

2,076,696

1.35%

2,267,056

1.47%

(2)

Cash-settled derivatives:

1,594,045

1.04%

1,547,384

1.01%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

3,670,741

2.38%

3,814,440

2.48%

(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

84,103

48.6346 GBP

1p ordinary

Purchase

51,128

48.4980 GBP

1p ordinary

Purchase

45,000

49.7748 GBP

1p ordinary

Purchase

38,682

48.4600 GBP

1p ordinary

Purchase

25,000

49.8048 GBP

1p ordinary

Purchase

22,419

49.2922 GBP

1p ordinary

Purchase

21,350

49.2200 GBP

1p ordinary

Purchase

19,974

49.2000 GBP

1p ordinary

Purchase

14,818

48.4609 GBP

1p ordinary

Purchase

10,000

49.2545 GBP

1p ordinary

Purchase

7,121

49.2392 GBP

1p ordinary

Purchase

6,539

49.2727 GBP

1p ordinary

Purchase

5,182

48.9589 GBP

1p ordinary

Purchase

5,081

49.5071 GBP

1p ordinary

Purchase

5,000

49.1054 GBP

1p ordinary

Purchase

5,000

49.3790 GBP

1p ordinary

Purchase

4,782

49.2026 GBP

1p ordinary

Purchase

4,423

49.2745 GBP

1p ordinary

Purchase

4,240

49.3138 GBP

1p ordinary

Purchase

3,989

48.7800 GBP

1p ordinary

Purchase

3,297

49.4067 GBP

1p ordinary

Purchase

3,000

49.2266 GBP

1p ordinary

Purchase

2,895

48.4648 GBP

1p ordinary

Purchase

2,818

49.5062 GBP

1p ordinary

Purchase

2,266

49.3151 GBP

1p ordinary

Purchase

2,258

49.0003 GBP

1p ordinary

Purchase

2,172

49.2237 GBP

1p ordinary

Purchase

1,997

49.7900 GBP

1p ordinary

Purchase

1,912

48.4740 GBP

ADR

Purchase

1,871

65.7641 USD

1p ordinary

Purchase

1,850

48.5740 GBP

1p ordinary

Purchase

1,698

49.3905 GBP

1p ordinary

Purchase

1,657

49.3837 GBP

1p ordinary

Purchase

1,570

49.2974 GBP

1p ordinary

Purchase

1,411

49.2690 GBP

1p ordinary

Purchase

1,383

49.5584 GBP

1p ordinary

Purchase

1,346

49.3185 GBP

1p ordinary

Purchase

1,340

48.4696 GBP

1p ordinary

Purchase

1,063

49.7538 GBP

1p ordinary

Purchase

1,021

49.2206 GBP

1p ordinary

Purchase

3374

50.2017 GBP

1p ordinary

Purchase

1125

48.2841 GBP

1p ordinary

Purchase

1125

48.5042 GBP

1p ordinary

Purchase

1125

49.7628 GBP

1p ordinary

Purchase

563

48.5042 GBP

1p ordinary

Purchase

563

48.5296 GBP

1p ordinary

Purchase

563

48.5542 GBP

1p ordinary

Purchase

562

49.1100 GBP

1p ordinary

Purchase

281

48.5694 GBP

1p ordinary

Purchase

281

48.5797 GBP

1p ordinary

Purchase

281

48.6463 GBP

1p ordinary

Purchase

281

48.7797 GBP

1p ordinary

Purchase

879

49.2887 GBP

1p ordinary

Purchase

837

48.5014 GBP

1p ordinary

Purchase

700

48.9170 GBP

1p ordinary

Purchase

690

49.3632 GBP

1p ordinary

Purchase

665

49.1538 GBP

1p ordinary

Purchase

517

49.1506 GBP

1p ordinary

Purchase

445

49.0620 GBP

1p ordinary

Purchase

398

49.2176 GBP

1p ordinary

Purchase

364

49.4101 GBP

1p ordinary

Purchase

352

49.4522 GBP

1p ordinary

Purchase

316

49.1778 GBP

1p ordinary

Purchase

261

48.8103 GBP

1p ordinary

Purchase

232

49.2596 GBP

1p ordinary

Purchase

226

49.4987 GBP

1p ordinary

Purchase

219

49.2800 GBP

1p ordinary

Purchase

212

49.0650 GBP

1p ordinary

Purchase

192

49.4715 GBP

1p ordinary

Purchase

154

49.3917 GBP

1p ordinary

Purchase

138

49.4130 GBP

ADR

Purchase

100

66.7000 USD

1p ordinary

Purchase

93

49.5482 GBP

1p ordinary

Purchase

88

49.1450 GBP

1p ordinary

Purchase

88

49.2900 GBP

1p ordinary

Purchase

85

49.0249 GBP

1p ordinary

Purchase

80

49.4977 GBP

1p ordinary

Purchase

70

49.1462 GBP

1p ordinary

Purchase

68

49.1400 GBP

1p ordinary

Purchase

66

48.9800 GBP

1p ordinary

Purchase

46

48.4697 GBP

1p ordinary

Purchase

46

48.8400 GBP

1p ordinary

Purchase

41

49.0353 GBP

1p ordinary

Purchase

20

49.9000 GBP

1p ordinary

Purchase

20

48.7900 GBP

1p ordinary

Purchase

7

49.7550 GBP

1p ordinary

Purchase

2

49.5850 GBP

1p ordinary

Sale

96,673

49.5029 GBP

1p ordinary

Sale

71,811

48.4566 GBP

1p ordinary

Sale

62,043

48.4600 GBP

1p ordinary

Sale

38,528

48.4701 GBP

1p ordinary

Sale

37,511

49.4529 GBP

1p ordinary

Sale

32,183

49.4654 GBP

1p ordinary

Sale

24,784

49.2000 GBP

1p ordinary

Sale

22,035

49.6822 GBP

1p ordinary

Sale

15,000

49.2198 GBP

1p ordinary

Sale

15,000

49.6678 GBP

1p ordinary

Sale

14,824

49.1441 GBP

1p ordinary

Sale

12,500

49.4952 GBP

1p ordinary

Sale

11,037

48.7800 GBP

1p ordinary

Sale

10,725

48.5143 GBP

1p ordinary

Sale

10,389

49.3901 GBP

1p ordinary

Sale

9,126

49.2041 GBP

1p ordinary

Sale

8,871

49.2869 GBP

1p ordinary

Sale

7,531

49.2063 GBP

1p ordinary

Sale

7,389

49.3305 GBP

1p ordinary

Sale

6,375

49.3587 GBP

1p ordinary

Sale

6,210

49.4355 GBP

1p ordinary

Sale

3,057

49.3194 GBP

1p ordinary

Sale

2,332

48.7112 GBP

ADR

Sale

1,871

65.7641 USD

1p ordinary

Sale

1,157

49.4657 GBP

1p ordinary

Sale

1,050

49.4116 GBP

1p ordinary

Sale

969

49.2199 GBP

1p ordinary

Sale

855

48.8203 GBP

1p ordinary

Sale

855

49.2200 GBP

1p ordinary

Sale

767

49.2025 GBP

1p ordinary

Sale

703

49.3287 GBP

1p ordinary

Sale

647

49.4555 GBP

1p ordinary

Sale

598

48.9019 GBP

1p ordinary

Sale

515

49.2490 GBP

1p ordinary

Sale

493

49.2150 GBP

1p ordinary

Sale

465

49.2005 GBP

1p ordinary

Sale

414

49.5707 GBP

1p ordinary

Sale

381

49.3071 GBP

1p ordinary

Sale

316

49.2887 GBP

1p ordinary

Sale

288

49.7000 GBP

1p ordinary

Sale

236

48.4614 GBP

1p ordinary

Sale

234

49.6546 GBP

1p ordinary

Sale

230

49.3320 GBP

1p ordinary

Sale

220

49.3631 GBP

1p ordinary

Sale

193

49.2211 GBP

1p ordinary

Sale

169

49.3800 GBP

1p ordinary

Sale

166

49.4671 GBP

1p ordinary

Sale

141

49.8000 GBP

1p ordinary

Sale

138

49.4144 GBP

1p ordinary

Sale

123

49.2321 GBP

ADR

Sale

100

66.7000 USD

1p ordinary

Sale

88

49.2600 GBP

1p ordinary

Sale

86

48.4639 GBP

1p ordinary

Sale

59

49.1200 GBP

1p ordinary

Sale

46

48.8400 GBP

1p ordinary

Sale

28

49.4307 GBP

1p ordinary

Sale

20

48.7900 GBP

1p ordinary

Sale

10

48.4560 GBP

1p ordinary

Sale

7

49.1642 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 Short

2,895

48.4648 GBP

1p ordinary

SWAP

Increasing Short

700

48.9170 GBP

1p ordinary

SWAP

Increasing Short

45,000

49.7748 GBP

1p ordinary

SWAP

Increasing Short

25,000

49.8048 GBP

1p ordinary

SWAP

Increasing Long

10

48.4561 GBP

1p ordinary

SWAP

Increasing Long

71,811

48.4566 GBP

1p ordinary

SWAP

Increasing Long

28,170

48.4600 GBP

1p ordinary

SWAP

Increasing Long

237

48.4661 GBP

1p ordinary

SWAP

Increasing Long

5,068

48.6670 GBP

1p ordinary

SWAP

Increasing Long

2

48.8000 GBP

1p ordinary

SWAP

Increasing Long

7

49.1646 GBP

1p ordinary

SWAP

Increasing Long

1,012

49.1755 GBP

1p ordinary

SWAP

Increasing Long

316

49.2887 GBP

1p ordinary

SWAP

Increasing Long

7,389

49.3305 GBP

1p ordinary

SWAP

Increasing Long

6,375

49.3587 GBP

1p ordinary

SWAP

Increasing Long

6,827

49.3622 GBP

1p ordinary

SWAP

Increasing Long

4,778

49.3997 GBP

1p ordinary

SWAP

Increasing Long

6,210

49.4355 GBP

1p ordinary

SWAP

Increasing Long

37,511

49.4529 GBP

1p ordinary

SWAP

Increasing Long

96,673

49.5029 GBP

1p ordinary

SWAP

Increasing Long

234

49.6546 GBP

1p ordinary

SWAP

Increasing Long

22,035

49.6822 GBP

1p ordinary

SWAP

Increasing Long

11

49.7095 GBP

1p ordinary

SWAP

Increasing Long

1,118

49.8000 GBP

1p ordinary

SWAP

Decreasing Long

32,520

48.4600 GBP

1p ordinary

SWAP

Decreasing Long

14,818

48.4609 GBP

1p ordinary

SWAP

Decreasing Long

1,340

48.4696 GBP

1p ordinary

SWAP

Decreasing Long

46

48.4697 GBP

1p ordinary

SWAP

Decreasing Long

11,938

48.5012 GBP

1p ordinary

SWAP

Decreasing Long

1,850

48.5740 GBP

1p ordinary

SWAP

Decreasing Long

261

48.8103 GBP

1p ordinary

SWAP

Decreasing Long

1,361

48.9061 GBP

1p ordinary

SWAP

Decreasing Long

5,182

48.9589 GBP

1p ordinary

SWAP

Decreasing Long

66

48.9848 GBP

1p ordinary

SWAP

Decreasing Long

2,258

49.0003 GBP

1p ordinary

SWAP

Decreasing Long

85

49.0249 GBP

1p ordinary

SWAP

Decreasing Long

41

49.0355 GBP

1p ordinary

SWAP

Decreasing Long

212

49.0650 GBP

1p ordinary

SWAP

Decreasing Long

1,513

49.0997 GBP

1p ordinary

SWAP

Decreasing Long

5,000

49.1054 GBP

1p ordinary

SWAP

Decreasing Long

16

49.1339 GBP

1p ordinary

SWAP

Decreasing Long

1,032

49.1583 GBP

1p ordinary

SWAP

Decreasing Long

578

49.1665 GBP

1p ordinary

SWAP

Decreasing Long

1,021

49.2206 GBP

1p ordinary

SWAP

Decreasing Long

10,000

49.2545 GBP

1p ordinary

SWAP

Decreasing Long

818

49.3339 GBP

1p ordinary

SWAP

Decreasing Long

204

49.3353 GBP

1p ordinary

SWAP

Decreasing Long

5,000

49.3790 GBP

1p ordinary

SWAP

Decreasing Long

1,158

49.4033 GBP

1p ordinary

SWAP

Decreasing Long

364

49.4101 GBP

1p ordinary

SWAP

Decreasing Long

352

49.4522 GBP

1p ordinary

SWAP

Decreasing Long

562

49.4953 GBP

1p ordinary

SWAP

Decreasing Long

80

49.4977 GBP

1p ordinary

SWAP

Decreasing Long

226

49.4987 GBP

1p ordinary

SWAP

Decreasing Long

5,081

49.5071 GBP

1p ordinary

SWAP

Decreasing Long

3,087

49.5391 GBP

1p ordinary

SWAP

Decreasing Long

5

49.5597 GBP

1p ordinary

SWAP

Decreasing Long

44

49.5635 GBP

1p ordinary

SWAP

Decreasing Long

477

49.5642 GBP

1p ordinary

SWAP

Decreasing Long

12

49.5666 GBP

1p ordinary

SWAP

Decreasing Long

2

49.5849 GBP

1p ordinary

SWAP

Decreasing Long

563

49.6199 GBP

1p ordinary

SWAP

Increasing Short

224

48.4600 GBP

1p ordinary

CFD

Increasing Long

649

49.4525 GBP

1p ordinary

CFD

Increasing Long

7,025

49.4681 GBP

1p ordinary

CFD

Increasing Long

125

49.7099 GBP

1p ordinary

CFD

Increasing Long

121

49.7960 GBP

1p ordinary

CFD

Increasing Long

346

49.7965 GBP

1p ordinary

CFD

Decreasing Long

294

48.4634 GBP

1p ordinary

CFD

Decreasing Long

296

48.4643 GBP

1p ordinary

CFD

Decreasing Long

640

48.8952 GBP

1p ordinary

CFD

Decreasing Long

451

48.9206 GBP

1p ordinary

CFD

Decreasing Long

563

48.9291 GBP

1p ordinary

CFD

Decreasing Long

5,592

49.0301 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:

27 Apr 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213