SEC Form 4 · accession 0001193125-26-259941
KAISER ALUMINUM CORP · KALU
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Glenda J Minor
Director
Period of report
Jun 4, 2026
Accepted (ET)
Jun 5, 2026 · 5:17 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000811596
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock, par value $0.01 per shareF1 | Jun 4, 2026 | A | 786 | $0.00 | A | 4,181 | D | |
| Common Stock, par value $0.01 per shareF2,F3 | Jun 4, 2026 | A | 335 | $178.10 | A | 4,516 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Grant to the reporting person of restricted stock under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan, as amended and restated. All restrictions will lapse on June 4, 2027.
- F2Stock received by the reporting person under the Kaiser Aluminum Corporation 2021 Equity and Incentive Compensation Plan, as amended and restated, at such person's election in lieu of all or a portion of the reporting person's annual cash retainer for serving as a member of the Board of Directors of Kaiser Aluminum Corporation and chair or a member of one or more committees of the Board of Directors.
- F3Equal to the average closing price of the Issuer's common stock as reported by the Nasdaq Stock Market, LLC for the 20 trading days prior to June 4, 2026.