Form 8.3 -JOHN WOOD GROUP 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

JOHN WOOD GROUP 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 May 2024

(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 2/7p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

14,012,026

2.03%

5,802,455

0.84%

(2)

Cash-settled derivatives:

and/or controlled:

5,616,153

0.81%

13,210,923

1.91%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

1,170,331

0.17%

TOTAL:

19,628,179

2.84%

20,183,709

2.92%

(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 2/7p ordinary

Purchase

468,321

1.8799 GBP

4 2/7p ordinary

Purchase

303,718

1.8724 GBP

4 2/7p ordinary

Purchase

93,933

1.8710 GBP

4 2/7p ordinary

Purchase

25,742

1.8877 GBP

4 2/7p ordinary

Purchase

19,083

1.8949 GBP

4 2/7p ordinary

Purchase

13,741

1.8876 GBP

4 2/7p ordinary

Purchase

11,740

1.8962 GBP

4 2/7p ordinary

Purchase

10,775

1.8708 GBP

4 2/7p ordinary

Purchase

9,672

1.8842 GBP

4 2/7p ordinary

Purchase

7,164

1.8826 GBP

4 2/7p ordinary

Purchase

6,776

1.9055 GBP

4 2/7p ordinary

Purchase

4,440

1.8969 GBP

4 2/7p ordinary

Purchase

3,591

1.8892 GBP

4 2/7p ordinary

Purchase

3,425

1.9023 GBP

4 2/7p ordinary

Purchase

2,218

1.9000 GBP

4 2/7p ordinary

Purchase

2,094

1.8956 GBP

4 2/7p ordinary

Purchase

1,500

1.9165 GBP

4 2/7p ordinary

Purchase

1,462

1.8800 GBP

4 2/7p ordinary

Purchase

1,436

1.8930 GBP

4 2/7p ordinary

Purchase

1,420

1.8545 GBP

4 2/7p ordinary

Purchase

728

1.8963 GBP

4 2/7p ordinary

Purchase

261

1.8750 GBP

4 2/7p ordinary

Purchase

10

1.8699 GBP

4 2/7p ordinary

Sale

393,689

1.9031 GBP

4 2/7p ordinary

Sale

116,558

1.8709 GBP

4 2/7p ordinary

Sale

106,630

1.8775 GBP

4 2/7p ordinary

Sale

50,237

1.8987 GBP

4 2/7p ordinary

Sale

40,007

1.8909 GBP

4 2/7p ordinary

Sale

37,132

1.8812 GBP

4 2/7p ordinary

Sale

29,651

1.8710 GBP

4 2/7p ordinary

Sale

29,342

1.8892 GBP

4 2/7p ordinary

Sale

23,526

1.8911 GBP

4 2/7p ordinary

Sale

14,684

1.8937 GBP

4 2/7p ordinary

Sale

14,296

1.9057 GBP

4 2/7p ordinary

Sale

12,873

1.8949 GBP

4 2/7p ordinary

Sale

6,839

1.8922 GBP

4 2/7p ordinary

Sale

5,307

1.9015 GBP

4 2/7p ordinary

Sale

3,758

1.8893 GBP

4 2/7p ordinary

Sale

2,391

1.9062 GBP

4 2/7p ordinary

Sale

2,200

1.8806 GBP

4 2/7p ordinary

Sale

1,721

1.8940 GBP

4 2/7p ordinary

Sale

1,536

1.8925 GBP

4 2/7p ordinary

Sale

1,420

1.8546 GBP

4 2/7p ordinary

Sale

1,240

1.9060 GBP

4 2/7p ordinary

Sale

791

1.8905 GBP

4 2/7p ordinary

Sale

474

1.8970 GBP

4 2/7p ordinary

Sale

207

1.8880 GBP

4 2/7p ordinary

Sale

195

1.9050 GBP

4 2/7p ordinary

Sale

181

1.8859 GBP

4 2/7p ordinary

Sale

150

1.8580 GBP

4 2/7p ordinary

Sale

-538

1.8699 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

4 2/7p ordinary

SWAP

Closing Long

6,775

1.8957 GBP

4 2/7p ordinary

SWAP

Closing Long

14,684

1.8937 GBP

4 2/7p ordinary

SWAP

Decreasing Long

134

1.8870 GBP

4 2/7p ordinary

SWAP

Decreasing Long

4,440

1.8969 GBP

4 2/7p ordinary

SWAP

Decreasing Long

5,214

1.8864 GBP

4 2/7p ordinary

SWAP

Decreasing Long

5,458

1.8724 GBP

4 2/7p ordinary

SWAP

Decreasing Long

5,850

1.8933 GBP

4 2/7p ordinary

SWAP

Decreasing Long

6,776

1.9055 GBP

4 2/7p ordinary

SWAP

Decreasing Long

7,037

1.8863 GBP

4 2/7p ordinary

SWAP

Decreasing Long

7,641

1.8855 GBP

4 2/7p ordinary

SWAP

Decreasing Long

13,741

1.8876 GBP

4 2/7p ordinary

SWAP

Decreasing Long

17,783

1.8875 GBP

4 2/7p ordinary

SWAP

Decreasing Long

37,644

1.8710 GBP

4 2/7p ordinary

SWAP

Decreasing Long

105,621

1.8710 GBP

4 2/7p ordinary

SWAP

Decreasing Long

119,999

1.8799 GBP

4 2/7p ordinary

CFD

Decreasing Short

4,635

1.8987 GBP

4 2/7p ordinary

CFD

Decreasing Short

5,001

1.9064 GBP

4 2/7p ordinary

SWAP

Decreasing Short

14,296

1.9057 GBP

4 2/7p ordinary

SWAP

Decreasing Short

393,689

1.9031 GBP

4 2/7p ordinary

SWAP

Increasing Long

15

1.8410 GBP

4 2/7p ordinary

SWAP

Increasing Long

181

1.8859 GBP

4 2/7p ordinary

SWAP

Increasing Long

416

1.8899 GBP

4 2/7p ordinary

SWAP

Increasing Long

868

1.8852 GBP

4 2/7p ordinary

SWAP

Increasing Long

2,200

1.8806 GBP

4 2/7p ordinary

SWAP

Increasing Long

2,239

1.8964 GBP

4 2/7p ordinary

SWAP

Increasing Long

3,357

1.8649 GBP

4 2/7p ordinary

SWAP

Increasing Long

12,873

1.8949 GBP

4 2/7p ordinary

SWAP

Increasing Long

17,514

1.8955 GBP

4 2/7p ordinary

SWAP

Increasing Long

18,366

1.8567 GBP

4 2/7p ordinary

SWAP

Increasing Long

33,328

1.8971 GBP

4 2/7p ordinary

SWAP

Increasing Long

36,975

1.8868 GBP

4 2/7p ordinary

SWAP

Increasing Long

50,237

1.8987 GBP

4 2/7p ordinary

SWAP

Increasing Long

77,861

1.8709 GBP

4 2/7p ordinary

SWAP

Increasing Short

669

1.8957 GBP

4 2/7p ordinary

SWAP

Increasing Short

1,147

1.8980 GBP

4 2/7p ordinary

CFD

Increasing Short

36,258

1.8711 GBP

4 2/7p ordinary

SWAP

Opening Short

12,608

1.8892 GBP

4 2/7p ordinary

SWAP

Opening Short

15,759

1.8976 GBP

4 2/7p ordinary

SWAP

Opening Short

19,083

1.8949 GBP

4 2/7p ordinary

SWAP

Opening Short

138,888

1.8710 GBP

4 2/7p ordinary

SWAP

Opening Short

280,001

1.8799 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?

YES

Date of disclosure:

31 May 2024

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213

DETAILS OF OPEN OPTION AND DERIVATIVE POSITIONS, AGREEMENTS TO

PURCHASE OR SELL ETC.

Note 5(i) on Rule 8 of the Takeover Code (the "Code")

1.

KEY INFORMATION

Identity of the person whose positions/dealings

Barclays PLC.

are being disclosed:

Name of offeror/offeree in relation to whose

JOHN WOOD GROUP PLC

relevant securities this from relates:

2.

OPTIONS AND DERIVATIVES

Class of relevant security

Product description

Writing, purchasing, selling, varying etc

Number of securities to which option relates

Exercise price per unit

Type

Expiry date

4 2/7p ordinary

Call Options

Written

-1,170,331

1.7390

European

08-May-2025

3.

AGREEMENTS TO PURCHASE OR SELL ETC.

Full details should be given so that the nature of the interest or position can be fully understood: