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:

08 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:

2p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

594,503

1.00%

87,386

0.15%

(2)

Cash-settled derivatives:

64,217

0.11%

554,630

0.93%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

658,720

1.11%

642,016

1.08%

(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

10,621

2.9900 GBP

2p ordinary

Purchase

10,447

2.9944 GBP

2p ordinary

Purchase

1,607

2.9917 GBP

2p ordinary

Purchase

500

2.9960 GBP

2p ordinary

Purchase

436

2.9942 GBP

2p ordinary

Purchase

391

2.9920 GBP

2p ordinary

Purchase

274

2.9935 GBP

2p ordinary

Purchase

111

3.0000 GBP

2p ordinary

Sale

11,052

2.9900 GBP

2p ordinary

Sale

1,206

2.9923 GBP

2p ordinary

Sale

638

2.9914 GBP

2p ordinary

Sale

460

2.9920 GBP

2p ordinary

Sale

380

2.9985 GBP

2p ordinary

Sale

302

3.0000 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

76

2.9900 GBP

2p ordinary

SWAP

Decreasing Short

123

2.9919 GBP

2p ordinary

SWAP

Decreasing Short

49

2.9944 GBP

2p ordinary

SWAP

Decreasing Short

110

2.9955 GBP

2p ordinary

SWAP

Decreasing Short

124

2.9997 GBP

2p ordinary

SWAP

Decreasing Short

200

2.9999 GBP

2p ordinary

SWAP

Increasing Short

862

2.9900 GBP

2p ordinary

SWAP

Increasing Short

200

2.9950 GBP

2p ordinary

SWAP

Increasing Short

500

2.9960 GBP

2p ordinary

SWAP

Increasing Short

100

3.0000 GBP

2p ordinary

SWAP

Increasing Short

74

3.0002 GBP

2p ordinary

CFD

Decreasing Short

10,378

2.9900 GBP

2p ordinary

CFD

Decreasing Short

572

2.9944 GBP

2p ordinary

CFD

Decreasing Short

34

3.0000 GBP

2p ordinary

CFD

Increasing Short

8,805

2.9900 GBP

2p ordinary

CFD

Increasing Short

430

2.9902 GBP

2p ordinary

CFD

Increasing Short

1,607

2.9917 GBP

2p ordinary

CFD

Increasing Short

5,875

2.9952 GBP

2p ordinary

CFD

Increasing Short

2,414

2.9966 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:

11 May 2026

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213