Capacity Market Agreements

11 March 2026

Drax Group plc

("Drax" or the "Company"; Symbol: DRX)

Capacity Market Agreements

T-4 auction - provisional results for existing assets

Drax confirms that it has provisionally secured agreements to provide a total of 434MW of capacity (de-rated 399MW) principally from its pumped storage and hydro assets⁽¹⁾. The agreements are for the delivery period October 2029 to September 2030, at a provisional clearing price of £27/kW/year⁽²⁾, with income of around £11 million in that period. These are in addition to agreements for these existing assets which extend to September 2029.

Enquiries:

Drax Investor Relations:

Mark Strafford

mark.strafford@drax.com

+44 (0) 7730 763 949

Chris Simpson

Chris.Simpson@drax.com

+44 (0) 7923 257 815

Media:

Drax External Communications:

Chris Mostyn

chris.mostyn@drax.com

+44 (0) 7743 963 483

Andy Low

Andrew.Low@drax.com

+44 (0) 7841 068 415

Website: www.drax.com

Notes:

(1)   Cruachan Pumped Storage (units 1 and 2), the Lanark and Galloway hydro schemes (Bonnington, Carsfad, Drumjohn, Earlstoun, Kendoon, Stonebyres, Tongland) and three small legacy gas turbines at Drax Power Station.

(2)   Capacity Market T4 2029/30 auction real clearing price, with clearing price indexed to UK CPI prior to Delivery Year.

END