Form 8.3 CAPRICORN ENERGY 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

CAPRICORN ENERGY 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:

27 May 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:

799 / 122p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

916,055

1.30%

6,805

0.01%

(2)

Cash-settled derivatives:

6,635

0.01%

915,303

1.30%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

922,690

1.31%

922,108

1.31%

(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

799 / 122p ordinary

Purchase

9,255

3.2264 GBP

799 / 122p ordinary

Purchase

3,153

3.2293 GBP

799 / 122p ordinary

Purchase

2,343

3.2370 GBP

799 / 122p ordinary

Purchase

1,545

3.2251 GBP

799 / 122p ordinary

Purchase

948

3.2163 GBP

799 / 122p ordinary

Purchase

589

3.2310 GBP

799 / 122p ordinary

Purchase

180

3.2448 GBP

799 / 122p ordinary

Purchase

130

3.2595 GBP

799 / 122p ordinary

Purchase

35

3.2700 GBP

799 / 122p ordinary

Purchase

1

3.2800 GBP

799 / 122p ordinary

Sale

5,496

3.2683 GBP

799 / 122p ordinary

Sale

1,000

3.2250 GBP

799 / 122p ordinary

Sale

996

3.2100 GBP

799 / 122p ordinary

Sale

738

3.2699 GBP

799 / 122p ordinary

Sale

474

3.2350 GBP

799 / 122p ordinary

Sale

181

3.2450 GBP

799 / 122p ordinary

Sale

170

3.2300 GBP

799 / 122p ordinary

Sale

140

3.2200 GBP

799 / 122p ordinary

Sale

74

3.2150 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

799 / 122p ordinary

SWAP

Decreasing Short

594

3.2098 GBP

799 / 122p ordinary

SWAP

Decreasing Short

148

3.2175 GBP

799 / 122p ordinary

SWAP

Decreasing Short

66

3.2200 GBP

799 / 122p ordinary

SWAP

Decreasing Short

1,000

3.2250 GBP

799 / 122p ordinary

SWAP

Decreasing Short

1,107

3.2650 GBP

799 / 122p ordinary

SWAP

Decreasing Short

738

3.2699 GBP

799 / 122p ordinary

SWAP

Increasing Short

348

3.2100 GBP

799 / 122p ordinary

SWAP

Increasing Short

450

3.2150 GBP

799 / 122p ordinary

SWAP

Increasing Short

8,219

3.2251 GBP

799 / 122p ordinary

SWAP

Increasing Short

1,095

3.2292 GBP

799 / 122p ordinary

SWAP

Increasing Short

589

3.2310 GBP

799 / 122p ordinary

SWAP

Increasing Short

1,036

3.2359 GBP

799 / 122p ordinary

SWAP

Increasing Short

130

3.2595 GBP

799 / 122p ordinary

SWAP

Increasing Short

1,107

3.2650 GBP

799 / 122p ordinary

SWAP

Increasing Short

35

3.2700 GBP

799 / 122p ordinary

SWAP

Increasing Short

1

3.2800 GBP

799 / 122p ordinary

CFD

Decreasing Short

1,057

3.2272 GBP

799 / 122p ordinary

CFD

Increasing Short

600

3.2202 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:

28 May 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213