Annual results webcast and conference call details

Meridian Energy will be holding a briefing on the company's annual results for the year ended 30 June 2026. Date Wednesday 26 August 2026 Time 9:30am New Zealand Standard Time Location Wellington If you wish to attend in person, please RSVP to investors@meridianenergy.co.nz by Friday 21 August 2026. Corresponding times: 7:30am Australian Eastern Time Wednesday 26 August 2026 5:30am Hong Kong Time Wednesday 26 August 2026 6:30am Japan Standard Time Wednesday 26 August 2026 10:30pm British Summer Time Tuesday 25 August 2026 5:30pm Eastern Time Tuesday 25 August 2026 4:30pm Central Time Tuesday 25 August 2026 2:30pm Pacific Time Tuesday 25 August 2026 A live web stream will be available: https://vimeo.com/event/6095587/70dae845f9 Audio conference will also be available, and participants can register at: https://s1.c-conf.com/diamondpass/10055953-o8a3u9.html. Registered participants will receive the dial in number upon registration. Results will be available before 9am NZST on Wednesday 26 August 2026 at http://www.meridianenergy.co.nz/investors. A replay of the results briefing will also be available at http://www.meridianenergy.co.nz/investors from the afternoon of Wednesday 26 August 2026.