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:

21 Oct 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:

533,275

0.90%

224,508

0.38%

(2)

Cash-settled derivatives:

119,098

0.20%

485,292

0.82%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

652,373

1.11%

709,800

1.20%

(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

17,590

2.4036 GBP

2p ordinary

Purchase

11,175

2.5366 GBP

2p ordinary

Purchase

6,674

2.5048 GBP

2p ordinary

Purchase

4,350

2.4666 GBP

2p ordinary

Purchase

2,596

2.3900 GBP

2p ordinary

Purchase

1,887

2.3681 GBP

2p ordinary

Purchase

1,000

2.4750 GBP

2p ordinary

Purchase

601

2.4900 GBP

2p ordinary

Purchase

387

2.4400 GBP

2p ordinary

Sale

34,857

2.4458 GBP

2p ordinary

Sale

16,692

2.3900 GBP

2p ordinary

Sale

6,329

2.5051 GBP

2p ordinary

Sale

5,859

2.4288 GBP

2p ordinary

Sale

5,410

2.3876 GBP

2p ordinary

Sale

3,299

2.4650 GBP

2p ordinary

Sale

3,138

2.5008 GBP

2p ordinary

Sale

2,049

2.3901 GBP

2p ordinary

Sale

774

2.4400 GBP

2p ordinary

Sale

681

2.3631 GBP

2p ordinary

Sale

558

2.5250 GBP

2p ordinary

Sale

497

2.5118 GBP

2p ordinary

Sale

333

2.4811 GBP

2p ordinary

Sale

309

2.4437 GBP

2p ordinary

Sale

153

2.4651 GBP

2p ordinary

Sale

102

2.4725 GBP

2p ordinary

Sale

91

2.5100 GBP

2p ordinary

Sale

22

2.4738 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

289

2.3896 GBP

2p ordinary

SWAP

Decreasing Short

178

2.3897 GBP

2p ordinary

SWAP

Decreasing Short

7,670

2.3900 GBP

2p ordinary

SWAP

Decreasing Short

5,859

2.4288 GBP

2p ordinary

SWAP

Decreasing Short

3,138

2.5008 GBP

2p ordinary

SWAP

Decreasing Short

396

2.5071 GBP

2p ordinary

SWAP

Decreasing Short

101

2.5299 GBP

2p ordinary

SWAP

Increasing Short

1,887

2.3681 GBP

2p ordinary

SWAP

Increasing Short

4,350

2.4666 GBP

2p ordinary

CFD

Decreasing Short

681

2.3631 GBP

2p ordinary

CFD

Decreasing Short

7,195

2.3900 GBP

2p ordinary

CFD

Decreasing Short

3,299

2.4650 GBP

2p ordinary

CFD

Decreasing Short

21,196

2.4841 GBP

2p ordinary

CFD

Increasing Short

3,654

2.4723 GBP

2p ordinary

CFD

Increasing Short

11,175

2.5366 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:

22 Oct 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213