---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-038866"
form_type: "8-K"
ticker: "CENX"
cik: "0000949157"
company_name: "CENTURY ALUMINUM CO"
filed_at: "2025-08-07T23:59:59+00:00"
generated_at: "2026-05-17T18:46:55.270092+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Century Aluminum Q2 net loss $4.6M vs Q1 income $29.7M; adjusted EPS $0.30

## Summary
- Net loss of $4.6M vs net income of $29.7M in Q1; diluted EPS loss $0.05 vs $0.29.
- Adjusted net income $30.4M, adjusted EPS $0.30 (vs $0.36 Q1); adjusted EBITDA $74.3M (vs $78.0M).
- Net sales $628.1M, down slightly from $633.9M Q1; aluminum shipments rose to 175,741 tonnes (up 4% QoQ).
- No guidance provided for Q3 2025 or full year.

## SEC filing metadata
- accession: 0001628280-25-038866
- form_type: 8-K
- ticker: CENX
- cik: 0000949157
- company_name: CENTURY ALUMINUM CO
- filed_at: 2025-08-07T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/949157/000162828025038866/0001628280-25-038866-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/949157/000162828025038866/cenx-20250807.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-038866
- JSON: https://secwatch.observer/filing/0001628280-25-038866.json
- Plain text: https://secwatch.observer/filing/0001628280-25-038866.txt

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