Tritax Big Box Regulatory News (BBOX)

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:

22 Aug 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:

13,739,588

0.55%

16,066,797

0.65%

(2)

Cash-settled derivatives:

14,516,151

0.59%

12,566,373

0.51%

(3)

Stock-settled derivatives (including options)

and agreements to purchase/sell:

0

0.00%

0

0.00%

TOTAL:

28,255,739

1.14%

28,633,170

1.15%

(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

1p ordinary

Purchase

1,046,433

1.4250 GBP

1p ordinary

Purchase

134,862

1.4226 GBP

1p ordinary

Purchase

76,842

1.4066 GBP

1p ordinary

Purchase

73,293

1.4180 GBP

1p ordinary

Purchase

56,906

1.4237 GBP

1p ordinary

Purchase

8,547

1.3968 GBP

1p ordinary

Purchase

1,761

1.4029 GBP

1p ordinary

Purchase

1,446

1.3970 GBP

1p ordinary

Purchase

1,365

1.3960 GBP

1p ordinary

Purchase

1,278

1.4081 GBP

1p ordinary

Purchase

807

1.4079 GBP

1p ordinary

Purchase

765

1.4060 GBP

1p ordinary

Purchase

472

1.4210 GBP

1p ordinary

Purchase

441

1.4090 GBP

1p ordinary

Purchase

435

1.4000 GBP

1p ordinary

Purchase

381

1.4030 GBP

1p ordinary

Purchase

264

1.4140 GBP

1p ordinary

Purchase

255

1.4040 GBP

1p ordinary

Purchase

169

1.4160 GBP

1p ordinary

Purchase

33

1.3820 GBP

1p ordinary

Sale

778,408

1.3920 GBP

1p ordinary

Sale

463,959

1.4250 GBP

1p ordinary

Sale

441,734

1.4232 GBP

1p ordinary

Sale

150,855

1.3984 GBP

1p ordinary

Sale

113,501

1.4004 GBP

1p ordinary

Sale

51,112

1.4123 GBP

1p ordinary

Sale

44,888

1.4168 GBP

1p ordinary

Sale

39,839

1.4077 GBP

1p ordinary

Sale

22,873

1.4148 GBP

1p ordinary

Sale

14,897

1.4083 GBP

1p ordinary

Sale

12,855

1.4086 GBP

1p ordinary

Sale

7,410

1.4162 GBP

1p ordinary

Sale

6,090

1.4160 GBP

1p ordinary

Sale

6,064

1.3914 GBP

1p ordinary

Sale

5,893

1.4040 GBP

1p ordinary

Sale

5,672

1.3958 GBP

1p ordinary

Sale

5,202

1.4022 GBP

1p ordinary

Sale

3,614

1.4062 GBP

1p ordinary

Sale

3,301

1.4010 GBP

1p ordinary

Sale

2,793

1.4193 GBP

1p ordinary

Sale

1,975

1.4202 GBP

1p ordinary

Sale

1,446

1.3970 GBP

1p ordinary

Sale

1,139

1.4190 GBP

1p ordinary

Sale

765

1.4060 GBP

1p ordinary

Sale

619

1.4019 GBP

1p ordinary

Sale

516

1.3990 GBP

1p ordinary

Sale

472

1.4210 GBP

1p ordinary

Sale

441

1.4090 GBP

1p ordinary

Sale

435

1.4000 GBP

1p ordinary

Sale

381

1.4030 GBP

1p ordinary

Sale

359

1.4039 GBP

1p ordinary

Sale

353

1.4020 GBP

1p ordinary

Sale

264

1.4140 GBP

1p ordinary

Sale

91

1.4225 GBP

1p ordinary

Sale

50

1.4220 GBP

1p ordinary

Sale

33

1.3821 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

Increasing Long

6,064

1.3914 GBP

1p ordinary

SWAP

Increasing Long

1,456

1.3918 GBP

1p ordinary

SWAP

Increasing Long

1,680

1.3919 GBP

1p ordinary

SWAP

Increasing Long

778,408

1.3920 GBP

1p ordinary

SWAP

Increasing Long

866

1.3922 GBP

1p ordinary

SWAP

Increasing Long

313

1.3928 GBP

1p ordinary

SWAP

Increasing Long

700

1.3937 GBP

1p ordinary

SWAP

Increasing Long

5,747

1.3958 GBP

1p ordinary

SWAP

Increasing Long

150,855

1.3984 GBP

1p ordinary

SWAP

Increasing Long

2,999

1.4004 GBP

1p ordinary

SWAP

Increasing Long

972

1.4019 GBP

1p ordinary

SWAP

Increasing Long

5,202

1.4022 GBP

1p ordinary

SWAP

Increasing Long

359

1.4039 GBP

1p ordinary

SWAP

Increasing Long

3,614

1.4062 GBP

1p ordinary

SWAP

Increasing Long

39,839

1.4077 GBP

1p ordinary

SWAP

Increasing Long

11,843

1.4087 GBP

1p ordinary

SWAP

Increasing Long

51,112

1.4123 GBP

1p ordinary

SWAP

Increasing Long

5,103

1.4147 GBP

1p ordinary

SWAP

Increasing Long

7,410

1.4162 GBP

1p ordinary

SWAP

Increasing Long

749,291

1.4250 GBP

1p ordinary

SWAP

Decreasing Long

97

1.3820 GBP

1p ordinary

SWAP

Decreasing Long

8,547

1.3968 GBP

1p ordinary

SWAP

Decreasing Long

5,462

1.4043 GBP

1p ordinary

SWAP

Decreasing Long

2,288

1.4095 GBP

1p ordinary

SWAP

Decreasing Long

134,862

1.4226 GBP

1p ordinary

SWAP

Decreasing Long

910,429

1.4250 GBP

1p ordinary

CFD

Decreasing Short

3,436

1.4020 GBP

1p ordinary

CFD

Increasing Short

1,752

1.3992 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:

26 Aug 2025

Contact name:

Large Holdings Regulatory Operations

Telephone number:

020 3134 7213