Fortum will publish its January−September 2025 Interim Report on 29 October 2025

FORTUM CORPORATION INVESTOR NEWS 16 OCTOBER 2025 AT 14:30 EEST

Fortum's January−September 2025 Interim Report will be published on 29 October 2025 at approximately 9:00 EET.

A combined live webcast/teleconference for media, investors, and analysts will be arranged online on the same day at 11:00 EET. For the webcast, use the link at www.fortum.com/investors.

To ask questions, please join the teleconference by registering using the following link: https://events.inderes.com/fortum/q3-2025/dial-in. After the registration you will be provided with phone numbers and a conference ID to access the conference. To ask a question, please press *5 on your telephone keypad to enter the queue.

A recording of the webcast, as well as the transcript will be published on www.fortum.com/investors after the event.

Fortum Corporation

Ingela Ulfves
Vice President, Investor Relations and Financial Communications, tel. +358 40 5151 531