---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-22-019738"
form_type: "8-K"
ticker: "KALU"
cik: "0000811596"
company_name: "KAISER ALUMINUM CORP"
filed_at: "2022-10-19T23:59:59+00:00"
generated_at: "2026-06-23T02:49:02.399652+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Kaiser Aluminum Q3 adj. EPS $0.60; Warrick/Trentwood issues resolved, Q4 outlook improves

## Summary
- Adjusted EBITDA $31M (8.8% margin) vs $50M (16.5%) prior year; impacted by $24M supply chain costs.
- Warrick magnesium/metal supply issues resolved and Trentwood planned outage completed; capacity fully restored.
- Q4 adjusted EBITDA and margin expected similar to first half 2022, indicating improvement from Q3.
- Reported net income $3M ($0.16 diluted EPS); adjusted net income $10M ($0.60 diluted EPS).
- Cash $129M; no revolver borrowings; full-year capex outlook lowered to $165-175M.

## SEC filing metadata
- accession: 0000950170-22-019738
- form_type: 8-K
- ticker: KALU
- cik: 0000811596
- company_name: KAISER ALUMINUM CORP
- filed_at: 2022-10-19T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/811596/000095017022019738/0000950170-22-019738-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/811596/000095017022019738/kalu-20221019.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-22-019738
- JSON: https://secwatch.observer/filing/0000950170-22-019738.json
- Plain text: https://secwatch.observer/filing/0000950170-22-019738.txt

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