Form 8.3 WOOD GROUP (JOHN) PLC

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

WOOD GROUP (JOHN) 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:

09 Dec 2025

(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:

4 2/7 p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

6,191,330

0.89%

18,883,888

2.73%

(2)

Cash-settled derivatives:

18,804,012

2.72%

6,064,457

0.88%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

24,995,342

3.61%

24,948,345

3.61%

(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

4 2/7 p ordinary

Purchase

911,396

0.2394 GBP

4 2/7 p ordinary

Purchase

607,391

0.2393 GBP

4 2/7 p ordinary

Purchase

230,578

0.2407 GBP

4 2/7 p ordinary

Purchase

140,910

0.2391 GBP

4 2/7 p ordinary

Purchase

123,367

0.2403 GBP

4 2/7 p ordinary

Purchase

122,453

0.2400 GBP

4 2/7 p ordinary

Purchase

118,598

0.2405 GBP

4 2/7 p ordinary

Purchase

103,374

0.2350 GBP

4 2/7 p ordinary

Purchase

100,360

0.2397 GBP

4 2/7 p ordinary

Purchase

64,295

0.2390 GBP

4 2/7 p ordinary

Purchase

57,051

0.2387 GBP

4 2/7 p ordinary

Purchase

52,161

0.2410 GBP

4 2/7 p ordinary

Purchase

39,628

0.2415 GBP

4 2/7 p ordinary

Purchase

30,735

0.2417 GBP

4 2/7 p ordinary

Purchase

17,745

0.2396 GBP

4 2/7 p ordinary

Purchase

9,640

0.2382 GBP

4 2/7 p ordinary

Purchase

8,126

0.2386 GBP

4 2/7 p ordinary

Purchase

6,228

0.2384 GBP

4 2/7 p ordinary

Purchase

2,287

0.2392 GBP

4 2/7 p ordinary

Sale

1,451,722

0.2350 GBP

4 2/7 p ordinary

Sale

663,979

0.2394 GBP

4 2/7 p ordinary

Sale

455,878

0.2385 GBP

4 2/7 p ordinary

Sale

307,909

0.2401 GBP

4 2/7 p ordinary

Sale

291,177

0.2390 GBP

4 2/7 p ordinary

Sale

230,578

0.2388 GBP

4 2/7 p ordinary

Sale

200,123

0.2402 GBP

4 2/7 p ordinary

Sale

132,487

0.2391 GBP

4 2/7 p ordinary

Sale

102,128

0.2395 GBP

4 2/7 p ordinary

Sale

66,189

0.2418 GBP

4 2/7 p ordinary

Sale

63,324

0.2403 GBP

4 2/7 p ordinary

Sale

58,692

0.2380 GBP

4 2/7 p ordinary

Sale

14,877

0.2375 GBP

4 2/7 p ordinary

Sale

10,000

0.2422 GBP

4 2/7 p ordinary

Sale

4,695

0.2384 GBP

4 2/7 p ordinary

Sale

1,438

0.2382 GBP

4 2/7 p ordinary

Sale

1,175

0.2387 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

4 2/7 p ordinary

SWAP

Increasing Long

924,149

0.2350 GBP

4 2/7 p ordinary

SWAP

Increasing Long

3,144

0.2370 GBP

4 2/7 p ordinary

SWAP

Increasing Long

5,277

0.2375 GBP

4 2/7 p ordinary

SWAP

Increasing Long

479

0.2380 GBP

4 2/7 p ordinary

SWAP

Increasing Long

1,438

0.2382 GBP

4 2/7 p ordinary

SWAP

Increasing Long

4,695

0.2384 GBP

4 2/7 p ordinary

SWAP

Increasing Long

230,578

0.2388 GBP

4 2/7 p ordinary

SWAP

Increasing Long

280,794

0.2390 GBP

4 2/7 p ordinary

SWAP

Increasing Long

106,869

0.2391 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

18,507

0.2350 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

26,948

0.2391 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

2,287

0.2392 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

6,592

0.2394 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

102,480

0.2400 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

230,578

0.2407 GBP

4 2/7 p ordinary

CFD

Increasing Long

145,638

0.2350 GBP

4 2/7 p ordinary

CFD

Increasing Long

58,213

0.2379 GBP

4 2/7 p ordinary

CFD

Increasing Long

109,866

0.2395 GBP

4 2/7 p ordinary

CFD

Increasing Long

168,461

0.2402 GBP

4 2/7 p ordinary

CFD

Increasing Long

66,189

0.2418 GBP

4 2/7 p ordinary

CFD

Increasing Long

22,493

0.2420 GBP

4 2/7 p ordinary

CFD

Decreasing Long

51,615

0.2350 GBP

4 2/7 p ordinary

CFD

Decreasing Long

73,600

0.2393 GBP

4 2/7 p ordinary

CFD

Decreasing Long

7,738

0.2395 GBP

4 2/7 p ordinary

CFD

Decreasing Long

48,161

0.2397 GBP

4 2/7 p ordinary

CFD

Decreasing Long

19,973

0.2400 GBP

4 2/7 p ordinary

CFD

Decreasing Long

100,186

0.2403 GBP

4 2/7 p ordinary

CFD

Decreasing Long

118,598

0.2405 GBP

4 2/7 p ordinary

CFD

Decreasing Long

22,493

0.2420 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:

10 Dec 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213