SUBC - EX. DIVIDEND NOK 6.50 TODAY

Issuer: Subsea 7 S.A.Ex. date: 29 October 2025Dividend amount: NOK 6.50Announced currency: Norwegian Krone Contact for investment community enquiries: Katherine Tonks Director, Investor Relations Tel +44 20 8210 5568 ir@@subsea7.comThis information is published in accordance with the requirements of the Continuing Obligations.

• 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.