On April 13, 2026, Southern Copper Corporation (the "Company") announced the unexpected passing of Oscar Gonzalez Rocha, the Company's President and Chief Executive Officer.

 

Effective April 16, 2026, the Board of Directors (the "Board") appointed Leonardo Contreras Lerdo de Tejada to serve as interim Chief Executive Officer of the Company. Mr. Leonardo Contreras Lerdo de Tejada will continue to serve on the Company's Board of Directors. Biographical information regarding Mr. Contreras Lerdo de Tejada has been previously disclosed in the Company's filings with the Securities and Exchange Commission and is incorporated herein by reference, including the Company's Proxy Statement on Schedule 14A filed on April 11, 2025 in connection with the Company's 2025 Annual Meeting of Stockholders (the "2025 Proxy Statement"), and the Company's Proxy Statement on Schedule 14A to be filed in connection with the Company's 2026 Annual Meeting of Stockholders (the "2026 Proxy Statement," and together with the 2025 Proxy Statement, the "Proxy Statements").

 

In connection with his appointment as interim Chief Executive Officer, the Board has not approved any changes to Mr. Contreras Lerdo de Tejada's compensation. If and when the Company enters into or amends any material compensatory arrangement with Mr. Contreras Lerdo de Tejada in connection with his appointment, the Company will file an amendment to this Current Report on Form 8-K to disclose the material terms thereof, as required by Item 5.02(e) of Form 8-K. The Board is in the process of seeking a permanent Chief Executive Officer in accordance with the Company's internal succession planning.