SUBSEA 7 SUBC EX DATE

SUBC - EX. DIVIDEND NOK 6.50 TODAY

29. October 2025 kl. 07:00

* Issuer: Subsea 7 S.A. * Ex. date: 29 October 2025 * Dividend amount: NOK 6.50 * Announced currency: Norwegian Krone

Contact for investment community enquiries: Katherine Tonks Director, Investor Relations Tel +44 20 8210 5568 ir@@subsea7.com

This information is published in accordance with the requirements of the Continuing Obligations.