Transfer of 3,004 shares from certificated form to Rosalind Morgan's account held with Chase Nominees Limited A/C CMBLJEQ, Account no 4292950. There is no change to Rosalind Morgan's shareholding as a result of this transaction. of 3,004 shares

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Mrs Rosalind Morgan

2

Reason for the notification

a)

Position/status

Person closely associated with a person discharging managerial responsibilities, John Morgan, Chief Executive

b)

Initial notification /Amendment

Initial Notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Morgan Sindall Group plc

b)

LEI

2138008339ULDGZRB345

4

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, type of instrument

Ordinary Shares of 5p

Identification code

GB0008085614

b)

Nature of the transaction

Transfer of 3,004 shares from certificated form to Rosalind Morgan's account held with Chase Nominees Limited A/C CMBLJEQ, Account no 4292950. There is no change to Rosalind Morgan's shareholding as a result of this transaction.

c)

Price(s) and volume(s)

Price(s)

Volume(s)

N/A

3,004

d)

Aggregated information

N/A single transaction

- Aggregated volume

- Price

e)

Date of the transaction

26 August 2026

f)

Place of the transaction

Outside a trading venue