Director/PDMR Shareholding

1.

Details of the person discharging managerial responsibilities / person closely associated

a.

Name

1. Paul Hooper

2. Simon Dray

3. Gilbert Jackson

4. Michael Leaf

5.

Reason for the notification

a.

Position/status

1. Chief Executive Officer and PDMR

2. Group Finance Director and PDMR

3. Executive Director and PDMR

4. Executive Director and PDMR

b.

Initial notification

/Amendment

Initial notification

6.

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

a.

Name

The Alumasc Group plc

b.

LEI

2138002MV11VKZFJ4359

7.

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

Identification code

Options over Ordinary shares of 12.5p each

GB0000280353

b.

Nature of the transaction

Grant of shares award under The Alumasc Group plc Long Term Incentive Plan (nil cost option, vesting subject to the satisfaction of performance criteria)

c.

Price(s) and volume(s)

Grant

d.

Aggregated information

· Aggregated volume

· Price

197,316 Ordinary 12.5p shares

0.0 pence per share

e.

Date of the transaction

2025-11-03

f.

Place of the transaction

Outside a trading venue