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:

18 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:

509,311

0.86%

307,277

0.52%

(2)

Cash-settled derivatives:

209,882

0.36%

459,311

0.78%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

719,193

1.22%

766,588

1.30%

(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

12,515

2.6850 GBP

2p ordinary

Purchase

10,958

2.7244 GBP

2p ordinary

Purchase

8,855

2.6813 GBP

2p ordinary

Purchase

5,949

2.7400 GBP

2p ordinary

Purchase

4,868

2.7300 GBP

2p ordinary

Purchase

1,059

2.7222 GBP

2p ordinary

Purchase

1,040

2.6823 GBP

2p ordinary

Purchase

900

2.7021 GBP

2p ordinary

Purchase

604

2.6802 GBP

2p ordinary

Purchase

500

2.7097 GBP

2p ordinary

Purchase

300

2.6848 GBP

2p ordinary

Purchase

130

2.7100 GBP

2p ordinary

Purchase

111

2.7052 GBP

2p ordinary

Purchase

100

2.6798 GBP

2p ordinary

Purchase

15

2.7031 GBP

2p ordinary

Sale

11,045

2.6979 GBP

2p ordinary

Sale

4,861

2.7300 GBP

2p ordinary

Sale

3,446

2.7088 GBP

2p ordinary

Sale

952

2.7139 GBP

2p ordinary

Sale

552

2.6928 GBP

2p ordinary

Sale

550

2.7379 GBP

2p ordinary

Sale

391

2.7383 GBP

2p ordinary

Sale

361

2.6900 GBP

2p ordinary

Sale

301

2.6850 GBP

2p ordinary

Sale

77

2.6800 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

184

2.7067 GBP

2p ordinary

SWAP

Decreasing Short

116

2.7068 GBP

2p ordinary

SWAP

Decreasing Short

526

2.7115 GBP

2p ordinary

SWAP

Decreasing Short

391

2.7383 GBP

2p ordinary

SWAP

Decreasing Short

212

2.7398 GBP

2p ordinary

SWAP

Decreasing Short

126

2.7400 GBP

2p ordinary

SWAP

Increasing Short

12,515

2.6850 GBP

2p ordinary

SWAP

Increasing Short

7

2.7300 GBP

2p ordinary

SWAP

Increasing Short

13,387

2.7400 GBP

2p ordinary

CFD

Decreasing Short

2,456

2.7157 GBP

2p ordinary

CFD

Increasing Short

3,547

2.6919 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:

19 Sep 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213