Treatt Regulatory News (TET)

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

TREATT 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:

25 Sep 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:

2p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

469,228

0.80%

315,839

0.54%

(2)

Cash-settled derivatives:

196,769

0.33%

414,981

0.70%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

665,997

1.13%

730,820

1.24%

(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

2p ordinary

Purchase

5,707

2.6800 GBP

2p ordinary

Purchase

4,192

2.6749 GBP

2p ordinary

Purchase

3,000

2.6795 GBP

2p ordinary

Purchase

2,420

2.6763 GBP

2p ordinary

Purchase

1,418

2.6772 GBP

2p ordinary

Purchase

632

2.6877 GBP

2p ordinary

Purchase

198

2.6784 GBP

2p ordinary

Purchase

182

2.6715 GBP

2p ordinary

Purchase

99

2.6758 GBP

2p ordinary

Sale

11,609

2.6750 GBP

2p ordinary

Sale

6,343

2.6800 GBP

2p ordinary

Sale

1,650

2.6835 GBP

2p ordinary

Sale

705

2.6774 GBP

2p ordinary

Sale

517

2.6799 GBP

2p ordinary

Sale

373

2.6730 GBP

2p ordinary

Sale

132

2.6925 GBP

2p ordinary

Sale

47

2.6725 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

2p ordinary

SWAP

Decreasing Short

307

2.6776 GBP

2p ordinary

SWAP

Decreasing Short

81

2.6784 GBP

2p ordinary

SWAP

Decreasing Short

51

2.6785 GBP

2p ordinary

SWAP

Decreasing Short

517

2.6799 GBP

2p ordinary

SWAP

Decreasing Short

41

2.6800 GBP

2p ordinary

SWAP

Decreasing Short

332

2.6808 GBP

2p ordinary

SWAP

Increasing Short

754

2.6800 GBP

2p ordinary

CFD

Decreasing Short

200

2.6699 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:

26 Sep 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213