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:

08 Jan 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:

4 2/7 p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

7,456,818

1.08%

19,785,011

2.86%

(2)

Cash-settled derivatives:

19,783,290

2.86%

7,375,181

1.07%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

27,240,108

3.94%

27,160,192

3.93%

(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

134,575

0.2405 GBP

4 2/7 p ordinary

Purchase

82,211

0.2415 GBP

4 2/7 p ordinary

Purchase

68,797

0.2396 GBP

4 2/7 p ordinary

Purchase

49,460

0.2408 GBP

4 2/7 p ordinary

Purchase

30,508

0.2430 GBP

4 2/7 p ordinary

Purchase

22,463

0.2390 GBP

4 2/7 p ordinary

Purchase

20,622

0.2412 GBP

4 2/7 p ordinary

Purchase

8,130

0.2411 GBP

4 2/7 p ordinary

Purchase

6,457

0.2429 GBP

4 2/7 p ordinary

Purchase

4,187

0.2406 GBP

4 2/7 p ordinary

Purchase

3,653

0.2398 GBP

4 2/7 p ordinary

Purchase

2,497

0.2426 GBP

4 2/7 p ordinary

Purchase

1,865

0.2423 GBP

4 2/7 p ordinary

Sale

88,402

0.2429 GBP

4 2/7 p ordinary

Sale

88,068

0.2418 GBP

4 2/7 p ordinary

Sale

77,836

0.2408 GBP

4 2/7 p ordinary

Sale

68,797

0.2396 GBP

4 2/7 p ordinary

Sale

54,451

0.2398 GBP

4 2/7 p ordinary

Sale

39,643

0.2424 GBP

4 2/7 p ordinary

Sale

39,087

0.2410 GBP

4 2/7 p ordinary

Sale

38,294

0.2411 GBP

4 2/7 p ordinary

Sale

37,536

0.2430 GBP

4 2/7 p ordinary

Sale

35,244

0.2404 GBP

4 2/7 p ordinary

Sale

21,844

0.2384 GBP

4 2/7 p ordinary

Sale

19,360

0.2419 GBP

4 2/7 p ordinary

Sale

17,038

0.2414 GBP

4 2/7 p ordinary

Sale

12,285

0.2412 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

54,451

0.2398 GBP

4 2/7 p ordinary

SWAP

Increasing Long

14,000

0.2399 GBP

4 2/7 p ordinary

SWAP

Increasing Long

60,410

0.2410 GBP

4 2/7 p ordinary

SWAP

Increasing Long

17,038

0.2414 GBP

4 2/7 p ordinary

SWAP

Increasing Long

23,169

0.2418 GBP

4 2/7 p ordinary

SWAP

Increasing Long

19,360

0.2419 GBP

4 2/7 p ordinary

SWAP

Increasing Long

576

0.2429 GBP

4 2/7 p ordinary

SWAP

Increasing Long

56,851

0.2430 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

3,653

0.2398 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

47,162

0.2408 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

1,865

0.2423 GBP

4 2/7 p ordinary

SWAP

Decreasing Long

2,497

0.2426 GBP

4 2/7 p ordinary

CFD

Increasing Long

1,131

0.2407 GBP

4 2/7 p ordinary

CFD

Increasing Long

64,899

0.2418 GBP

4 2/7 p ordinary

CFD

Increasing Long

39,643

0.2424 GBP

4 2/7 p ordinary

CFD

Increasing Long

36,915

0.2429 GBP

4 2/7 p ordinary

CFD

Increasing Long

18,593

0.2430 GBP

4 2/7 p ordinary

CFD

Decreasing Long

22,463

0.2390 GBP

4 2/7 p ordinary

CFD

Decreasing Long

26,124

0.2411 GBP

4 2/7 p ordinary

CFD

Decreasing Long

8

0.2412 GBP

4 2/7 p ordinary

CFD

Decreasing Long

82,211

0.2415 GBP

4 2/7 p ordinary

CFD

Decreasing Long

18,593

0.2430 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:

09 Jan 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213