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:

11 Nov 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:

6,158,160

0.89%

16,245,122

2.35%

(2)

Cash-settled derivatives:

16,032,551

2.32%

5,831,620

0.84%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

22,190,711

3.21%

22,076,742

3.19%

(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

1,816,967

0.2264 GBP

4 2/7 p ordinary

Purchase

767,182

0.2249 GBP

4 2/7 p ordinary

Purchase

386,693

0.2269 GBP

4 2/7 p ordinary

Purchase

369,093

0.2275 GBP

4 2/7 p ordinary

Purchase

369,002

0.2271 GBP

4 2/7 p ordinary

Purchase

262,414

0.2246 GBP

4 2/7 p ordinary

Purchase

209,844

0.2266 GBP

4 2/7 p ordinary

Purchase

126,899

0.2262 GBP

4 2/7 p ordinary

Purchase

110,672

0.2261 GBP

4 2/7 p ordinary

Purchase

76,707

0.2288 GBP

4 2/7 p ordinary

Purchase

74,784

0.2274 GBP

4 2/7 p ordinary

Purchase

64,076

0.2252 GBP

4 2/7 p ordinary

Purchase

59,798

0.2371 GBP

4 2/7 p ordinary

Purchase

35,000

0.2256 GBP

4 2/7 p ordinary

Purchase

25,000

0.2245 GBP

4 2/7 p ordinary

Purchase

20,000

0.2250 GBP

4 2/7 p ordinary

Purchase

19,334

0.2257 GBP

4 2/7 p ordinary

Purchase

14,144

0.2297 GBP

4 2/7 p ordinary

Purchase

7,859

0.2243 GBP

4 2/7 p ordinary

Purchase

6,244

0.2260 GBP

4 2/7 p ordinary

Purchase

3,202

0.2378 GBP

4 2/7 p ordinary

Purchase

3,178

0.2283 GBP

4 2/7 p ordinary

Sale

1,891,589

0.2288 GBP

4 2/7 p ordinary

Sale

705,615

0.2260 GBP

4 2/7 p ordinary

Sale

439,597

0.2276 GBP

4 2/7 p ordinary

Sale

323,862

0.2263 GBP

4 2/7 p ordinary

Sale

313,715

0.2287 GBP

4 2/7 p ordinary

Sale

306,265

0.2265 GBP

4 2/7 p ordinary

Sale

291,778

0.2243 GBP

4 2/7 p ordinary

Sale

146,566

0.2270 GBP

4 2/7 p ordinary

Sale

101,053

0.2319 GBP

4 2/7 p ordinary

Sale

79,622

0.2272 GBP

4 2/7 p ordinary

Sale

62,893

0.2264 GBP

4 2/7 p ordinary

Sale

54,261

0.2279 GBP

4 2/7 p ordinary

Sale

20,468

0.2245 GBP

4 2/7 p ordinary

Sale

20,000

0.2234 GBP

4 2/7 p ordinary

Sale

19,334

0.2257 GBP

4 2/7 p ordinary

Sale

19,144

0.2320 GBP

4 2/7 p ordinary

Sale

10,112

0.2267 GBP

4 2/7 p ordinary

Sale

9,597

0.2249 GBP

4 2/7 p ordinary

Sale

1,673

0.2269 GBP

4 2/7 p ordinary

Sale

419

0.2228 GBP

4 2/7 p ordinary

Sale

129

0.2240 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

1,699

0.2243 GBP

4 2/7 p ordinary

SWAP

Increasing Long

4,729

0.2249 GBP

4 2/7 p ordinary

SWAP

Increasing Long

146,312

0.2260 GBP

4 2/7 p ordinary

SWAP

Increasing Long

2,304

0.2261 GBP

4 2/7 p ordinary

SWAP

Increasing Long

306,265

0.2265 GBP

4 2/7 p ordinary

SWAP

Increasing Long

1,673

0.2269 GBP

4 2/7 p ordinary

SWAP

Increasing Long

313,715

0.2287 GBP

4 2/7 p ordinary

SWAP

Increasing Long

6,592

0.2340 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

1,576

0.2251 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

6,244

0.2260 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

369,002

0.2271 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

369,093

0.2275 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

3,178

0.2283 GBP

4 2/7 p ordinary

CFD

Increasing Long

125,291

0.2239 GBP

4 2/7 p ordinary

CFD

Increasing Long

560,066

0.2260 GBP

4 2/7 p ordinary

CFD

Increasing Long

54,261

0.2279 GBP

4 2/7 p ordinary

CFD

Decreasing Long

466,287

0.2260 GBP

4 2/7 p ordinary

CFD

Decreasing Long

200,890

0.2264 GBP

4 2/7 p ordinary

CFD

Decreasing Long

38,886

0.2276 GBP

4 2/7 p ordinary

CFD

Decreasing Long

76,707

0.2288 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:

12 Nov 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213