---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-051713"
form_type: "8-K"
ticker: "SCCO"
cik: "0001001838"
company_name: "SOUTHERN COPPER CORP/"
filed_at: "2026-04-29T23:59:59+00:00"
generated_at: "2026-05-15T01:30:54.242359+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Southern Copper CEO Oscar Gonzalez Rocha passes; Leonardo Contreras Lerdo de Tejada appointed as new CEO

## Summary
- Oscar Gonzalez Rocha, President, CEO and Board member, unexpectedly passed away on April 13, 2026 after a 50-year career.
- Board appointed Leonardo Contreras Lerdo de Tejada as CEO on April 23, 2026; he continues as a Board member.
- No changes to Mr. Contreras Lerdo de Tejada's compensation were approved in connection with the appointment.
- Mr. Contreras Lerdo de Tejada's background was previously disclosed in the company's 2025 and 2026 proxy statements.

## SEC filing metadata
- accession: 0001104659-26-051713
- form_type: 8-K
- ticker: SCCO
- cik: 0001001838
- company_name: SOUTHERN COPPER CORP/
- filed_at: 2026-04-29T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/0001104659-26-051713-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/scco-20260423x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-051713
- JSON: https://secwatch.observer/filing/0001104659-26-051713.json
- Plain text: https://secwatch.observer/filing/0001104659-26-051713.txt

## Key facts
- Executive change
  Leonardo Contreras Lerdo de Tejada was appointed as Chief Executive Officer at SOUTHERN COPPER CORP/.
  - Action: appointed
  - Role: Chief Executive Officer
  source text: On April 23, 2026, the Company’s Board of Directors appointed Mr. Leonardo Contreras Lerdo de Tejada as Chief Executive Officer of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/0001104659-26-051713-index.htm
- Executive change
  Oscar Gonzalez Rocha departed as President, Chief Executive Officer, and Board member at SOUTHERN COPPER CORP/.
  - Action: passed away
  - Role: President, Chief Executive Officer, and Board member
  source text: On April 13, 2026, Southern Copper Corporation (the "Company") announced with deep regret the unexpected passing of Oscar Gonzalez Rocha, the Company’s President, Chief Executive Officer, and Board member.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/0001104659-26-051713-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.