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:

17 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:

6,534,377

0.94%

16,295,207

2.36%

(2)

Cash-settled derivatives:

16,039,780

2.32%

6,208,082

0.90%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

22,574,157

3.26%

22,503,289

3.25%

(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

717,764

0.2216 GBP

4 2/7 p ordinary

Purchase

652,985

0.2215 GBP

4 2/7 p ordinary

Purchase

629,309

0.2205 GBP

4 2/7 p ordinary

Purchase

426,309

0.2224 GBP

4 2/7 p ordinary

Purchase

398,206

0.2222 GBP

4 2/7 p ordinary

Purchase

365,260

0.2214 GBP

4 2/7 p ordinary

Purchase

256,871

0.2234 GBP

4 2/7 p ordinary

Purchase

174,840

0.2198 GBP

4 2/7 p ordinary

Purchase

107,569

0.2217 GBP

4 2/7 p ordinary

Purchase

95,289

0.2220 GBP

4 2/7 p ordinary

Purchase

78,716

0.2225 GBP

4 2/7 p ordinary

Purchase

64,935

0.2226 GBP

4 2/7 p ordinary

Purchase

62,510

0.2206 GBP

4 2/7 p ordinary

Purchase

60,014

0.2250 GBP

4 2/7 p ordinary

Purchase

43,747

0.2235 GBP

4 2/7 p ordinary

Purchase

42,841

0.2200 GBP

4 2/7 p ordinary

Purchase

40,306

0.2243 GBP

4 2/7 p ordinary

Purchase

38,593

0.2202 GBP

4 2/7 p ordinary

Purchase

25,199

0.2244 GBP

4 2/7 p ordinary

Purchase

14,574

0.2212 GBP

4 2/7 p ordinary

Purchase

13,470

0.2228 GBP

4 2/7 p ordinary

Purchase

5,202

0.2208 GBP

4 2/7 p ordinary

Purchase

4,964

0.2207 GBP

4 2/7 p ordinary

Purchase

754

0.2210 GBP

4 2/7 p ordinary

Sale

830,586

0.2227 GBP

4 2/7 p ordinary

Sale

555,469

0.2225 GBP

4 2/7 p ordinary

Sale

538,665

0.2214 GBP

4 2/7 p ordinary

Sale

482,831

0.2224 GBP

4 2/7 p ordinary

Sale

294,193

0.2206 GBP

4 2/7 p ordinary

Sale

262,406

0.2200 GBP

4 2/7 p ordinary

Sale

237,647

0.2235 GBP

4 2/7 p ordinary

Sale

172,965

0.2211 GBP

4 2/7 p ordinary

Sale

110,693

0.2221 GBP

4 2/7 p ordinary

Sale

106,514

0.2195 GBP

4 2/7 p ordinary

Sale

61,816

0.2216 GBP

4 2/7 p ordinary

Sale

60,979

0.2213 GBP

4 2/7 p ordinary

Sale

38,593

0.2202 GBP

4 2/7 p ordinary

Sale

30,000

0.2241 GBP

4 2/7 p ordinary

Sale

17,435

0.2209 GBP

4 2/7 p ordinary

Sale

10,000

0.2228 GBP

4 2/7 p ordinary

Sale

3,168

0.2208 GBP

4 2/7 p ordinary

Sale

1,715

0.2222 GBP

4 2/7 p ordinary

Sale

754

0.2210 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

74,425

0.2200 GBP

4 2/7 p ordinary

SWAP

Increasing Long

3,168

0.2208 GBP

4 2/7 p ordinary

SWAP

Increasing Long

287,290

0.2214 GBP

4 2/7 p ordinary

SWAP

Increasing Long

2,186

0.2217 GBP

4 2/7 p ordinary

SWAP

Increasing Long

110,693

0.2221 GBP

4 2/7 p ordinary

SWAP

Increasing Long

1,715

0.2222 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

4,964

0.2207 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

355,544

0.2214 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

421,289

0.2216 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

200,000

0.2221 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

1,478

0.2224 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:

18 Nov 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213