As of June 12, 2026, Kaiser Aluminum's top three insider holders are Keith Harvey (President Ceo, 144.34K shares), Jason Walsh (Evp Manufacturing, 42.77K shares), John Malcolm Donnan (Evp, Cao And Gc, 32.44K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Melinda C Ellsworth | Vp Ir Corp. Communications | 3,432 | 0 | 08 Mar, 2022 |
| Jack A Hockema | Ceo | 0 | 24,085 | 20 May, 2022 |
| Brett Wilcox | - | 9,919 | 0 | 12 Jun, 2025 |
| John Malcolm Donnan | Evp, Cao And Gc | 32,443 | 0 | 09 Mar, 2026 |
| Blain Tiffany | Evp Sales Marketing | 26,275 | 0 | 10 Nov, 2025 |
| Neal E West | Evp Cfo | 29,706 | 0 | 05 Mar, 2026 |
| David A Foster | - | 23,546 | 0 | 12 Jun, 2025 |
| James Donald Hoffman | - | 2,385 | 0 | 19 Sep, 2025 |
| Keith Harvey | President Ceo | 144,340 | 0 | 09 Mar, 2026 |
| Ray Parkinson | Svp Ae Innovation | 20,750 | 0 | 07 Mar, 2025 |
| Mark Krouse | Vp Human Resources | 7,248 | 0 | 07 Mar, 2023 |
| Jason Walsh | Evp Manufacturing | 42,770 | 0 | 14 Aug, 2025 |
| Del L Miller | Vp Metal Strategy | 6,589 | 0 | 07 Mar, 2023 |
| Jennifer Huey | Vp Chief Accounting Officer | 7,938 | 0 | 07 Mar, 2023 |
| Leo Wilfred Gerard | - | 4,266 | 0 | 06 Jun, 2022 |
| Brant Weaver | Vp Strategic Development | 7,337 | 0 | 02 Jun, 2023 |
| Kevin W Williams | - | 8,562 | 0 | 12 Jun, 2025 |
| Richard P. Grimley | - | 6,102 | 0 | 12 Jun, 2025 |
| Vijai Narayan | Vp, Corp Ctrl Cao | 7,517 | 0 | 09 Mar, 2026 |
| Kimberly Thompson Glas | - | 2,680 | 0 | 12 Jun, 2025 |
| Iulian Gheorghe | Svp Adv Eng Innovation | 4,623 | 0 | 09 Mar, 2026 |
| Hugh J. Iii Barger | Evp Sales Marketing | 5,711 | 0 | 09 Mar, 2026 |
| Thomas H. Robb | Evp Manufacturing | 17,898 | 0 | 09 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 05 Mar, 2026 | John Malcolm Donnan | Common Stock, par value $0.01 per share | A | 3,699 | $0.00 | 25,904 | D | A |
| 05 Mar, 2026 | Iulian Gheorghe | Common Stock, par value $0.01 per share | A | 852 | $0.00 | 4,839 | D | A |
| 05 Mar, 2026 | Thomas H. Robb | Common Stock, par value $0.01 per share | A | 2,954 | $0.00 | 17,898 | D | A |
| 05 Mar, 2026 | Keith Harvey | Common Stock, par value $0.01 per share | A | 17,795 | $0.00 | 121,026 | D | A |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | A | 733 | $0.00 | 8,096 | D | A |
| 05 Mar, 2026 | Hugh J. Iii Barger | Common Stock, par value $0.01 per share | A | 1,686 | $0.00 | 5,711 | D | A |
| 05 Mar, 2026 | Thomas H. Robb | Common Stock, par value $0.01 per share | A | 2,954 | $0.00 | 17,898 | D | A |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | A | 733 | $0.00 | 8,096 | D | A |
| 05 Mar, 2026 | John Malcolm Donnan | Common Stock, par value $0.01 per share | A | 11,649 | $0.00 | 37,553 | D | A |
| 05 Mar, 2026 | Iulian Gheorghe | Common Stock, par value $0.01 per share | D | 216 | $125.84 | 4,623 | D | F |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | D | 482 | $125.84 | 7,614 | D | F |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | D | 482 | $125.84 | 7,614 | D | F |
| 05 Mar, 2026 | Keith Harvey | Common Stock, par value $0.01 per share | A | 47,895 | $0.00 | 168,921 | D | A |
| 05 Mar, 2026 | Keith Harvey | Common Stock, par value $0.01 per share | D | 17,722 | $125.84 | 151,199 | D | F |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | D | 97 | $125.84 | 7,517 | D | F |
| 05 Mar, 2026 | Vijai Narayan | Common Stock, par value $0.01 per share | D | 97 | $125.84 | 7,517 | D | F |
| 05 Mar, 2026 | John Malcolm Donnan | Common Stock, par value $0.01 per share | D | 3,441 | $125.84 | 34,112 | D | F |
| 05 Mar, 2026 | John Malcolm Donnan | Common Stock, par value $0.01 per share | D | 1,669 | $125.84 | 32,443 | D | F |
| 05 Mar, 2026 | Keith Harvey | Common Stock, par value $0.01 per share | D | 6,859 | $125.84 | 144,340 | D | F |
| 05 Mar, 2026 | Neal E West | Common Stock, par value $0.01 per share | A | 3,905 | $0.00 | 22,865 | D | A |