IMPAX ASSET MANAGEMENT GROUP PLC

Director's Dealing • Dec 12, 2025

National Storage Mechanism | Additional information

RNS Number : 2773L

Impax Asset Management Group plc

12 December 2025

12 December 2025

IMPAX ASSET MANAGEMENT GROUP PLC

("Impax" or the "Company")

Transaction in Own Shares

IMPAX ASSET MANAGEMENT GROUP PLC ("Impax", or the "Company") announces that on 11 December 2025 it purchased the following number of its Ordinary Shares of 1p each through Peel Hunt LLP as part of the buyback programme announced on 22 May 2025.

Date of Purchase	11 December 2025
Aggregate number of Ordinary 1p shares purchased	63,964
Lowest price paid per share (GBp)	144.00
Highest price paid per share (GBp)	145.00
Volume weighted average price paid per share (GBp)	144.53

The Company intends to cancel the purchased shares.

Following settlement of the above purchases, Impax has purchased a total of 5,555,658 shares since the commencement of the buyback programme and will have 127,040,896 ordinary shares of 1p pence each in issue. There are 0 shares held in treasury. The total voting rights in the Company are therefore 127,040,896 and this can be used by shareholders as the denominator for the calculations by which they can determine if they are required to notify their interest in, or change to their interest in, the Company under the Financial Conduct Authority's Disclosure Guidance and Transparency Rules.

Trading Venue	Volume-weighted average price paid per share (Gbp)	Aggregated number of shares purchased
AIM(AIMX)	144.53	63,964
Total	144.53	63,964

The schedule below contains detailed and aggregated information of the individual trades made by Peel Hunt LLP as part of the buyback programme.

Schedule of Purchases - Individual Transactions

Number of shares purchased	Transaction price (GBp)	Trading venue	Time of Transaction	Trade ID
20,000	145.00	AIMX	08:57:18	00186137553TRLO0
20,000	144.00	AIMX	12:10:05	00186149302TRLO0
10,000	144.80	AIMX	14:28:21	00186156057TRLO0
13,964	144.40	AIMX	15:43:21	00186165535TRLO0

For further enquiries, please contact:

Impax Asset Management Group plc
Paul French, Head of Corporate Communications [email protected]	+44 (0)20 3912 3032

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