Director/PDMR Shareholding

1.

Details of PDMR / person closely associated with them ('PCA')

a)

Name

1. Nicholas Vetch

2. James Gibson

3. John Trotman

4. Adrian Lee

b)

Position / status

1. Executive Chairman

2. Chief Executive Officer

3. Chief Financial Officer

4. Operations Director

c)

Initial notification / amendment

Initial Notification in each case

2.

Details of the transaction(s): section to be repeated for (i) each type of instrument;(ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument

Ordinary Shares of Big Yellow Group PLC (the "Company").

b)

Nature of the transaction

The Company announced today that it raised gross proceeds of approximately £110 million (before expenses) through a placing of 11,640,212 new ordinary shares of ten pence each in the capital of the Company (the 'Placing Shares') at a price of 945 pence per Placing Share (the "Placing"). The Placing is conditional upon, amongst other things, the Placing Shares being admitted to the premium listing segment of the Official List of the Financial Conduct Authority and to trading on the main market of the London Stock Exchange plc (together, "Admission").

The Company was informed today that the Directors listed below subscribed for the below numbers of Placing Shares.

c)

Price(s) and volume(s)

d)

Aggregated information

Aggregated volume Price

301,586 shares

945 pence

e)

Date of the transaction

10 October 2023

f)

Place of the transaction

London Stock Exchange, Main Market (XLON)