Southern Copper Corp/

SCCO·NYSE·$189.88Share Price as of 11/2·$158BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/30/26 10-QQ2 ended 06/30/2607/31/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202502/27/26 10-QQ3 ended 09/30/2510/31/25

Disclosures

8-KCurrent report10/21/26 8-KCurrent report07/22/26 8-KCurrent report07/17/26 8-KCurrent report06/26/26 8-KCurrent report06/25/26

Prospectuses and Registrations

424B3Prospectus06/17/26 FWPFree writing prospectus06/17/26 424B2Prospectus for primary offering06/15/26 S-3ASRAutomatic shelf registration06/15/26 S-8 POSPost-effective amendment (S-8)10/02/25

Proxies

DEF 14ADefinitive proxy04/17/26 DEFA14AAdditional proxy materials04/17/26 DEFA14AAdditional proxy materials04/16/25 DEF 14ADefinitive proxy04/11/25 DEF 14ADefinitive proxy04/12/24

Ownership

Form 4Insider transaction10/30/26 Form 4Insider transaction10/30/26 Form 4Insider transaction10/30/26 Form 4Insider transaction10/30/26 Form 4Insider transaction10/30/26

Other

SDConflict Minerals disclosure09/16/26 ARSAnnual report to shareholders04/17/26 SDConflict Minerals disclosure09/26/25 SDConflict Minerals disclosure10/01/24 UPLOADLetter from the SEC07/11/23