Form 8.3 TREATT 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

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:

06 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:

495,006

0.84%

288,397

0.49%

(2)

Cash-settled derivatives:

172,755

0.29%

439,671

0.75%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

667,761

1.13%

728,068

1.23%

(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

81,833

2.8053 GBP

2p ordinary

Purchase

58,093

2.8073 GBP

2p ordinary

Purchase

46,351

2.8252 GBP

2p ordinary

Purchase

14,880

2.8013 GBP

2p ordinary

Purchase

12,500

2.8150 GBP

2p ordinary

Purchase

8,550

2.7990 GBP

2p ordinary

Purchase

8,363

2.8100 GBP

2p ordinary

Purchase

8,268

2.8050 GBP

2p ordinary

Purchase

7,030

2.8131 GBP

2p ordinary

Purchase

4,229

2.8042 GBP

2p ordinary

Purchase

3,380

2.8468 GBP

2p ordinary

Purchase

2,084

2.8076 GBP

2p ordinary

Purchase

1,983

2.8283 GBP

2p ordinary

Purchase

1,821

2.7767 GBP

2p ordinary

Purchase

1,549

2.8282 GBP

2p ordinary

Purchase

1,542

2.8550 GBP

2p ordinary

Purchase

1,500

2.8404 GBP

2p ordinary

Purchase

1,420

2.8158 GBP

2p ordinary

Purchase

1,015

2.7724 GBP

2p ordinary

Purchase

840

2.8275 GBP

2p ordinary

Purchase

765

2.8232 GBP

2p ordinary

Purchase

733

2.8403 GBP

2p ordinary

Purchase

600

2.8196 GBP

2p ordinary

Purchase

524

2.7925 GBP

2p ordinary

Purchase

499

2.8000 GBP

2p ordinary

Purchase

406

2.8443 GBP

2p ordinary

Purchase

341

2.7889 GBP

2p ordinary

Purchase

150

2.8086 GBP

2p ordinary

Purchase

60

2.7954 GBP

2p ordinary

Purchase

17

2.7800 GBP

2p ordinary

Sale

57,656

2.8050 GBP

2p ordinary

Sale

41,425

2.8292 GBP

2p ordinary

Sale

26,594

2.8132 GBP

2p ordinary

Sale

13,694

2.8102 GBP

2p ordinary

Sale

10,000

2.7633 GBP

2p ordinary

Sale

9,256

2.8068 GBP

2p ordinary

Sale

8,793

2.8063 GBP

2p ordinary

Sale

8,600

2.8053 GBP

2p ordinary

Sale

6,923

2.7988 GBP

2p ordinary

Sale

6,467

2.8025 GBP

2p ordinary

Sale

6,285

2.8065 GBP

2p ordinary

Sale

5,740

2.8100 GBP

2p ordinary

Sale

5,358

2.8114 GBP

2p ordinary

Sale

5,062

2.8261 GBP

2p ordinary

Sale

3,769

2.8084 GBP

2p ordinary

Sale

3,363

2.8278 GBP

2p ordinary

Sale

3,301

2.7925 GBP

2p ordinary

Sale

2,540

2.7665 GBP

2p ordinary

Sale

1,490

2.8075 GBP

2p ordinary

Sale

1,029

2.7800 GBP

2p ordinary

Sale

745

2.8244 GBP

2p ordinary

Sale

500

2.8299 GBP

2p ordinary

Sale

499

2.8000 GBP

2p ordinary

Sale

467

2.8142 GBP

2p ordinary

Sale

348

2.8437 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

844

2.8098 GBP

2p ordinary

SWAP

Decreasing Short

15,844

2.8100 GBP

2p ordinary

SWAP

Decreasing Short

23,926

2.8135 GBP

2p ordinary

SWAP

Decreasing Short

337

2.8234 GBP

2p ordinary

SWAP

Decreasing Short

500

2.8299 GBP

2p ordinary

SWAP

Increasing Short

8,550

2.7990 GBP

2p ordinary

SWAP

Increasing Short

4,419

2.8100 GBP

2p ordinary

SWAP

Increasing Short

8,382

2.8200 GBP

2p ordinary

CFD

Decreasing Short

181

2.8000 GBP

2p ordinary

CFD

Increasing Short

46,607

2.8034 GBP

2p ordinary

CFD

Increasing Short

3,886

2.8121 GBP

2p ordinary

CFD

Increasing Short

7,030

2.8133 GBP

2p ordinary

CFD

Increasing Short

3,104

2.8354 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:

07 Oct 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213