Form 8.3 TRITAX BIG BOX REIT 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

TRITAX BIG BOX REIT 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:

04 Jul 2025

(f)

In addition to the company in 1(c) above, is the discloser making

YES:

disclosures in respect of any other party to the offer?

WAREHOUSE REIT PLC

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:

1p ordinary

Interests

Short Positions

Number

(%)

Number

(%)

(1)

Relevant securities owned

and/or controlled:

14,728,655

0.59%

8,924,642

0.36%

(2)

Cash-settled derivatives:

and/or controlled:

7,860,344

0.32%

13,311,065

0.54%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

22,588,999

0.91%

22,235,707

0.90%

(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 EXEMPT PRINCIPAL TRADER

(a)

Purchases and sales

Class of relevant

Purchase/sale

Number of

Price per unit

security

securities

1p ordinary

Purchase

224,546

1.4430 GBP

1p ordinary

Purchase

157,013

1.4427 GBP

1p ordinary

Purchase

41,010

1.4412 GBP

1p ordinary

Purchase

25,015

1.4401 GBP

1p ordinary

Purchase

8,541

1.4359 GBP

1p ordinary

Purchase

6,021

1.4393 GBP

1p ordinary

Purchase

5,367

1.4423 GBP

1p ordinary

Purchase

4,269

1.4420 GBP

1p ordinary

Purchase

4,080

1.4390 GBP

1p ordinary

Purchase

2,370

1.4392 GBP

1p ordinary

Purchase

1,596

1.4424 GBP

1p ordinary

Purchase

1,583

1.4419 GBP

1p ordinary

Purchase

1,351

1.4380 GBP

1p ordinary

Purchase

1,153

1.4388 GBP

1p ordinary

Purchase

835

1.4405 GBP

1p ordinary

Sale

177,127

1.4412 GBP

1p ordinary

Sale

139,010

1.4383 GBP

1p ordinary

Sale

89,120

1.4365 GBP

1p ordinary

Sale

69,304

1.4427 GBP

1p ordinary

Sale

53,604

1.4402 GBP

1p ordinary

Sale

39,859

1.4376 GBP

1p ordinary

Sale

35,798

1.4430 GBP

1p ordinary

Sale

23,951

1.4389 GBP

1p ordinary

Sale

23,235

1.4373 GBP

1p ordinary

Sale

14,256

1.4368 GBP

1p ordinary

Sale

5,000

1.4377 GBP

1p ordinary

Sale

4,026

1.4360 GBP

1p ordinary

Sale

3,856

1.4379 GBP

1p ordinary

Sale

3,697

1.4390 GBP

1p ordinary

Sale

1,879

1.4420 GBP

1p ordinary

Sale

1,596

1.4425 GBP

1p ordinary

Sale

1,431

1.4369 GBP

1p ordinary

Sale

558

1.4340 GBP

1p ordinary

Sale

274

1.4396 GBP

1p ordinary

Sale

191

1.4380 GBP

(b)

Cash-settled derivative transactions

Class of

Product

Nature of dealing

Number of

Price per

relevant

description

reference

unit

security

securities

1p ordinary

SWAP

Decreasing Short

459

1.4340 GBP

1p ordinary

SWAP

Decreasing Short

4,005

1.4360 GBP

1p ordinary

SWAP

Decreasing Short

23,235

1.4373 GBP

1p ordinary

SWAP

Decreasing Short

39,859

1.4376 GBP

1p ordinary

SWAP

Decreasing Short

25,138

1.4379 GBP

1p ordinary

SWAP

Decreasing Short

139,010

1.4383 GBP

1p ordinary

SWAP

Decreasing Short

20,466

1.4385 GBP

1p ordinary

SWAP

Decreasing Short

200

1.4389 GBP

1p ordinary

SWAP

Decreasing Short

26,212

1.4400 GBP

1p ordinary

SWAP

Decreasing Short

69,304

1.4427 GBP

1p ordinary

SWAP

Decreasing Short

880

1.4429 GBP

1p ordinary

SWAP

Decreasing Short

122,136

1.4430 GBP

1p ordinary

SWAP

Increasing Short

108

1.4360 GBP

1p ordinary

SWAP

Increasing Short

1,153

1.4388 GBP

1p ordinary

SWAP

Increasing Short

1,378

1.4390 GBP

1p ordinary

SWAP

Increasing Short

6,021

1.4393 GBP

1p ordinary

SWAP

Increasing Short

2,173

1.4396 GBP

1p ordinary

SWAP

Increasing Short

1,576

1.4409 GBP

1p ordinary

SWAP

Increasing Short

38,017

1.4425 GBP

1p ordinary

SWAP

Increasing Short

91,007

1.4427 GBP

1p ordinary

SWAP

Increasing Short

35,715

1.4429 GBP

1p ordinary

SWAP

Increasing Short

91,009

1.4430 GBP

1p ordinary

CFD

Decreasing Short

28,579

1.4349 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)

Exercising

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 Jul 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213