REC Silicon - Notice of Extraordinary General Meeting

19 November, 2025: REC Silicon ASA ("REC" or the "Company") has received a request for an extraordinary general meeting from a group of shareholders representing more than 5% of the Company's share capital.

The shareholder group has requested that the extraordinary general meeting considers a proposal for investigation (Norw.: "granskning").

The Company has called for an extraordinary general meeting to be held on 10 December 2025 at 13:00 CET (the "EGM").

The complete proposal from the shareholder group which shall be considered at the EGM is set out in the attached calling notice.

Contacts ------------------------------------------------------------------------------ Nils O. Kjerstad IR Contact Phone: +47 9135 6659 Email: nils.kjerstad@recsilicon.com

About REC Silicon ------------------------------------------------------------------------------ REC Silicon is a leading producer of advanced silicon materials, delivering high-purity silicon gases to the solar and electronics industries worldwide. We combine over 40 years of experience and proprietary technology with the needs of our customers. Listed on the Oslo Stock Exchange (ticker: RECSI), the Company is headquartered in Lysaker, Norway.

For more information, go to: www.recsilicon.com

This information is subject to disclosure under the Norwegian Securities Trading Act, §5-12. The information was submitted for publication at 2025-11-19 08:00 CET.