Kaiser Aluminum Corporation (KALU) ownership: insiders 1% · institutions 82% · index and ETF funds 17% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| BlackRock | 2842894.00 | $342.60M | 17.4% | 2026-03-31 |
| Vanguard | 2111395.00 | $254.44M | 12.9% | 2026-03-31 |
| State Street | 1332923.00 | $160.63M | 8.2% | 2026-03-31 |
| Dimensional Fund Advisors | 818314.00 | $98.61M | 5.0% | 2026-03-31 |
| Nomura | 714426.00 | $86.10M | 4.4% | 2026-03-31 |
| Barrow Hanley Mewhinney & Strauss LLC | 530671.00 | $63.95M | 3.2% | 2026-03-31 |
| American Century | 478796.00 | $57.70M | 2.9% | 2026-03-31 |
| Geode Capital Management | 403997.00 | $48.70M | 2.5% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 | |
| Sell | null | 2026-06-04 |
Back to KALU overview · KALU earnings · All congressional trades
Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.