secwatch / observer
SCCO SOUTHERN COPPER CORP/
CIK 0001001838 18 ready 8-Ks latest April 29, 2026, 7:59 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline Risk accumulating: repeated leadership change (2)
Ready 8-Ks 18
Latest filing April 29, 2026, 7:59 PM ET
Top materiality 0.90
Event mix earnings ×8 · leadership ×4 · other ×2
Sentiment 8 pos · 3 neg · 7 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for SCCO

Executive changes

Appointed

Leonardo Contreras Lerdo de Tejada

Chief Executive Officer
SCCO · SOUTHERN COPPER CORP/
Effective
2026-04-23
Filed
April 29, 2026, 7:59 PM ET
On April 23, 2026, the Company’s Board of Directors appointed Mr. Leonardo Contreras Lerdo de Tejada as Chief Executive Officer of the Company.
Departed

Oscar Gonzalez Rocha

President, Chief Executive Officer, and Board member
SCCO · SOUTHERN COPPER CORP/
Effective
2026-04-13
Successor
Leonardo Contreras Lerdo de Tejada
Filed
April 29, 2026, 7:59 PM ET
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.
Departed

Edgard Corrales

Vice President, Explorations
SCCO · SOUTHERN COPPER CORP/
Effective
2025-04-10
Successor
Juan Fernando Nuñez Chávez
Filed
April 17, 2025, 7:59 PM ET
Mr. Corrales assumed a new role within Southern Peru Copper Corporation, Sucursal del Perú as the Advising Director of New Projects effective April 10, 2025.
Appointed

Juan Fernando Nuñez Chávez

Vice President, Explorations
SCCO · SOUTHERN COPPER CORP/
Effective
2025-04-10
Filed
April 17, 2025, 7:59 PM ET
On April 10, 2025, the Board of Directors of Southern Copper Corporation (“SCC” or the “Company”) appointed Mr. Juan Fernando Nuñez Chávez as the Company’s Vice President, Explorations to replace Mr. Edgard Corrales.
Departed

Gilberto Perezalonso Cifuentes

Director
SCCO · SOUTHERN COPPER CORP/
Effective
2024-10-16
Filed
October 22, 2024, 7:59 PM ET
Mr. Perezalonso Cifuentes resigned to pursue other professional interests.

Earnings & guidance

2026-Q1 EPS reported $1.92 filing →

Materiality & sentiment trend

Max materiality 0.90 · Median 0.75 · Most common event earnings

8 positive 3 negative 7 neutral

source · SCCO on sec.gov