{"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","discovered_at":"2026-05-14T18:02:31.770232+00:00","generated_at":"2026-05-15T01:30:54.242359+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Southern Copper CEO Oscar Gonzalez Rocha passes; Leonardo Contreras Lerdo de Tejada appointed as new CEO","bullets":["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."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-26-051713","json":"https://secwatch.observer/filing/0001104659-26-051713.json","markdown":"https://secwatch.observer/filing/0001104659-26-051713.md","text":"https://secwatch.observer/filing/0001104659-26-051713.txt","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"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-15T01:30:54.242359+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"03474ea122","claim":"Leonardo Contreras Lerdo de Tejada was appointed as Chief Executive Officer at SOUTHERN COPPER CORP/.","evidence_excerpt":"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_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/0001104659-26-051713-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Executive Officer"}]},{"claim_id":"d5b23fde35","claim":"Oscar Gonzalez Rocha departed as President, Chief Executive Officer, and Board member at SOUTHERN COPPER CORP/.","evidence_excerpt":"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_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1001838/000110465926051713/0001104659-26-051713-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"passed away"},{"label":"Role","value":"President, Chief Executive Officer, and Board member"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}