Weir Group Regulatory News (WEIR)

1.

Details of the person discharging managerial responsibilities/ person closely associated

a)

Name

Kristen Walsh

2.

Reason for the notification

a)

Position/status

Division President

b)

Initial notification/ Amendment

Initial Notification

3.

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

a)

Name

The Weir Group PLC

b)

LEI

549300KDR56WHY9I3D10

4.

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

a)

Description of the financial instrument, type of instrument

Identification code

Ordinary shares of 12.5p each fully paid

GB0009465807

b)

Nature of the transaction

Vesting of awards granted in 2023 under The Weir Group Share Reward Plan, including dividend equivalent shares.

 c)

Price(s) and volume(s)

d)

Aggregated information

- Aggregated volume

- Price

N/A

e)

Date of the transaction

20 April 2026

f)

Place of the transaction

Outside a trading venue