---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-26-026337"
form_type: "8-K"
ticker: "SCCO"
cik: "0001001838"
company_name: "SOUTHERN COPPER CORP/"
filed_at: "2026-06-25T14:52:56+00:00"
generated_at: "2026-06-25T14:54:09.612960+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Southern Copper closes $1.25B 5.350% note offering due 2036 for Tia Maria project and capex

## Summary
- Issued $1.25B aggregate principal of 5.350% notes due June 24, 2036.
- Net proceeds of approximately $1.241B after underwriting discounts and expenses.
- Proceeds to fund Tia Maria project, SPCC capital expenditure program, and general corporate purposes.
- Notes are unsecured and rank equally with all existing and future unsecured unsubordinated debt.
- Offering completed June 24, 2026; underwriters included BofA Securities, Morgan Stanley, Barclays, Santander.

## SEC filing metadata
- accession: 0001140361-26-026337
- form_type: 8-K
- ticker: SCCO
- cik: 0001001838
- company_name: SOUTHERN COPPER CORP/
- filed_at: 2026-06-25T14:52:56+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 1.01, 2.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1001838/000114036126026337/0001140361-26-026337-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1001838/000114036126026337/ef20076661_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-26-026337
- JSON: https://secwatch.observer/filing/0001140361-26-026337.json
- Plain text: https://secwatch.observer/filing/0001140361-26-026337.txt

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