Antofagasta Appoints Carlos Avila as Independent Non — Executive Director

Antofagasta appointed Carlos Avila as an independent non-executive director, effective October 14, 2026. Avila has over 30 years of mining experience, including 19 years at BHP, where he most recently led non-operating joint-venture assets. Heather Lawrence, a non-executive director since 2023, becomes senior independent director November 1, 2026, succeeding Francisca Castro. Lawrence also joins the Nomination and Governance Committee on November 1, 2026, replacing Castro. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Antofagasta plc published the original content used to generate this news brief on October 14, 2026, and is solely responsible for the information contained therein. (C)