Pryme resumes its testing program for Pryme One

Pryme resumes its testing program for Pryme One Rotterdam, 29 January 2026

Following the shutdown of production on 22 December 2025 due to a suspected gasket failure in the reactor discharge valve assembly, Pryme (the “Company”) has resumed its Pryme One production testing program. The installation was heated up on 26 January 2026 and subsequently restarted. Approximately 40 tons of pyrolysis oil have been produced as operations continue. The Company plans to issue its next monthly update on the January 2026 production volume on Monday 2 February 2026.

For investor inquiries: ir@pryme-cleantech.com

About Pryme | www.pryme-cleantech.com

Pryme N.V. is an innovative cleantech company focused on converting plastic waste into pyrolysis oil through chemical recycling on an industrial scale. Its efficient and scalable technology is based on a proven process that has been further developed and enhanced with proprietary characteristics. The company has initialized production at its first plant in the port of Rotterdam, with an expected nameplate intake capacity of about 26,000 tons of plastic waste annually. Pryme’s ambition is to contribute to a low-carbon circular plastic economy and to realize the large rollout potential of its technology through the development of a broad portfolio of owned-operated plants with strategic partners.

The company is listed on Euronext Growth Oslo.

Pryme can be followed on LinkedIn.

Pryme N.V. Theemsweg 5, third floor, 3197 KM Botlek Rotterdam, the Netherlands Phone +31 10 209 2990 Trade register number 75055449 www.pryme-cleantech.com