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:

30 Apr 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:

5,450,624

0.79%

21,636,854

3.13%

(2)

Cash-settled derivatives:

and/or controlled:

21,673,734

3.13%

4,338,075

0.63%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

27,124,358

3.92%

25,974,929

3.75%

(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 EXEMPT PRINCIPAL TRADER

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

4 2/7 p ordinary

Purchase

1,627,605

0.1958  GBP

4 2/7 p ordinary

Purchase

849,952

0.1844  GBP

4 2/7 p ordinary

Purchase

687,452

0.1936  GBP

4 2/7 p ordinary

Purchase

673,064

0.1937  GBP

4 2/7 p ordinary

Purchase

331,028

0.1950  GBP

4 2/7 p ordinary

Purchase

291,436

0.1867  GBP

4 2/7 p ordinary

Purchase

100,869

0.1869  GBP

4 2/7 p ordinary

Purchase

81,767

0.1946  GBP

4 2/7 p ordinary

Purchase

66,240

0.1875  GBP

4 2/7 p ordinary

Purchase

43,512

0.1840  GBP

4 2/7 p ordinary

Purchase

36,250

0.2058  GBP

4 2/7 p ordinary

Purchase

30,062

0.1986  GBP

4 2/7 p ordinary

Purchase

28,048

0.1889  GBP

4 2/7 p ordinary

Purchase

26,419

0.1865  GBP

4 2/7 p ordinary

Purchase

25,671

0.1828  GBP

4 2/7 p ordinary

Purchase

24,709

0.1816  GBP

4 2/7 p ordinary

Purchase

18,248

0.1868  GBP

4 2/7 p ordinary

Purchase

13,196

0.1942  GBP

4 2/7 p ordinary

Purchase

6,881

0.1880  GBP

4 2/7 p ordinary

Purchase

5,620

0.1930  GBP

4 2/7 p ordinary

Purchase

3,801

0.1850  GBP

4 2/7 p ordinary

Purchase

3,038

0.1862  GBP

4 2/7 p ordinary

Purchase

2,990

0.1895  GBP

4 2/7 p ordinary

Purchase

2,803

0.2035  GBP

4 2/7 p ordinary

Purchase

2,793

0.1832  GBP

4 2/7 p ordinary

Purchase

2,053

0.1891  GBP

4 2/7 p ordinary

Purchase

1,785

0.2049  GBP

4 2/7 p ordinary

Purchase

1,423

0.1801  GBP

4 2/7 p ordinary

Purchase

145

0.1825  GBP

4 2/7 p ordinary

Sale

1,744,589

0.1929  GBP

4 2/7 p ordinary

Sale

514,042

0.1920  GBP

4 2/7 p ordinary

Sale

422,633

0.1919  GBP

4 2/7 p ordinary

Sale

397,926

0.1921  GBP

4 2/7 p ordinary

Sale

286,771

0.1869  GBP

4 2/7 p ordinary

Sale

167,939

0.1885  GBP

4 2/7 p ordinary

Sale

146,571

0.1922  GBP

4 2/7 p ordinary

Sale

132,471

0.1849  GBP

4 2/7 p ordinary

Sale

125,393

0.1843  GBP

4 2/7 p ordinary

Sale

76,095

0.1892  GBP

4 2/7 p ordinary

Sale

68,167

0.1908  GBP

4 2/7 p ordinary

Sale

62,669

0.1889  GBP

4 2/7 p ordinary

Sale

43,125

0.1898  GBP

4 2/7 p ordinary

Sale

30,841

0.1884  GBP

4 2/7 p ordinary

Sale

30,096

0.1986  GBP

4 2/7 p ordinary

Sale

18,401

0.1821  GBP

4 2/7 p ordinary

Sale

10,892

0.1841  GBP

4 2/7 p ordinary

Sale

9,224

0.2021  GBP

4 2/7 p ordinary

Sale

3,271

0.1844  GBP

4 2/7 p ordinary

Sale

2,056

0.2052  GBP

4 2/7 p ordinary

Sale

1,980

0.1938  GBP

4 2/7 p ordinary

Sale

145

0.1825  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

125,393

0.1843  GBP

4 2/7 p ordinary

SWAP

Increasing Long

170,616

0.1844  GBP

4 2/7 p ordinary

SWAP

Increasing Long

211,197

0.1845  GBP

4 2/7 p ordinary

SWAP

Increasing Long

1,261

0.1895  GBP

4 2/7 p ordinary

SWAP

Increasing Long

43,970

0.1900  GBP

4 2/7 p ordinary

SWAP

Increasing Long

422,633

0.1919  GBP

4 2/7 p ordinary

SWAP

Increasing Long

397,926

0.1921  GBP

4 2/7 p ordinary

SWAP

Increasing Long

75,574

0.1935  GBP

4 2/7 p ordinary

SWAP

Increasing Long

12,765

0.1973  GBP

4 2/7 p ordinary

SWAP

Increasing Long

3,851

0.1979  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

851,272

0.1844  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

3,801

0.1850  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

6,881

0.1880  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

687,452

0.1936  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

673,064

0.1937  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

14,074

0.1941  GBP

4 2/7 p ordinary

SWAP

Decreasing Long

315,399

0.1950  GBP

4 2/7 p ordinary

CFD

Increasing Long

25,230

0.1825  GBP

4 2/7 p ordinary

CFD

Increasing Long

10,892

0.1841  GBP

4 2/7 p ordinary

CFD

Increasing Long

547,525

0.1844  GBP

4 2/7 p ordinary

CFD

Increasing Long

338,090

0.1960  GBP

4 2/7 p ordinary

CFD

Decreasing Long

19,927

0.1844  GBP

4 2/7 p ordinary

CFD

Decreasing Long

510,368

0.1901  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)

Exercising

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:

01 May 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213