---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-068601"
form_type: "8-K"
ticker: "CENX"
cik: "0000949157"
company_name: "CENTURY ALUMINUM CO"
filed_at: "2025-07-17T23:59:59+00:00"
generated_at: "2026-05-18T06:08:32.739232+00:00"
event_type: "debt"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Century Aluminum prices $400M 6.875% senior secured notes due 2032 to refinance 2028 notes

## Summary
- Offering of $400M aggregate principal at 100% of par, 6.875% cash interest due Aug 2032.
- Net proceeds to refinance existing 7.50% senior secured notes due 2028 and repay credit facilities.
- Interest payable semi-annually starting Feb 2026; close expected July 22, 2025.
- Notes secured by substantially all assets; guaranteed by domestic restricted subsidiaries.

## SEC filing metadata
- accession: 0001104659-25-068601
- form_type: 8-K
- ticker: CENX
- cik: 0000949157
- company_name: CENTURY ALUMINUM CO
- filed_at: 2025-07-17T23:59:59+00:00
- event_type: debt
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/949157/000110465925068601/0001104659-25-068601-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/949157/000110465925068601/tm2520555d3_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-068601
- JSON: https://secwatch.observer/filing/0001104659-25-068601.json
- Plain text: https://secwatch.observer/filing/0001104659-25-068601.txt

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