List of insiders holdings for KAISER ALUMINUM CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | MAXXAM GROUP HOLDINGS INC 10% Owner | 2006-07-10 16:37:23 | 27,938,250 0 | 27,938,250 | Form 4 |
| 2 | MAXXAM INC 10% Owner | 2006-07-10 16:34:20 | 21,311,750 0 | 21,311,750 | Form 4 |
| 3 | VEBA for Retirees of Kaiser Aluminum 10% Owner | 2012-06-08 11:47:52 | 881,010 0 | 881,010 | Form 13G |
| 4 | Harvey Keith President & CEO | 2025-03-07 16:30:15 | 136,231 0 | 136,231 | Form 4 |
| 5 | LA DUC JOHN T Executive VP and CFO | 2004-02-19 14:02:43 | 135,815 0 | 135,815 | Form 4 |
| 6 | RINKENBERGER DANIEL J EVP & CFO | 2018-03-07 18:39:36 | 85,907 0 | 85,907 | Form 4 |
| 7 | Bunin Pete EVP - Strategy | 2014-07-03 16:12:55 | 61,805 0 | 61,805 | Form 4 |
| 8 | BARNESON JOHN Sr. VP - Corporate Development | 2019-03-04 19:17:51 | 5,510 55,977 | 61,487 | Form 4 |
| 9 | Walsh Jason EVP - Manufacturing | 2025-03-07 16:30:12 | 50,006 0 | 50,006 | Form 4 |
| 10 | Tiffany Blain EVP - Sales & Marketing | 2025-03-07 16:30:16 | 41,913 0 | 41,913 | Form 4 |
| 11 | DONNAN JOHN MALCOLM EVP, CAO and GC | 2025-03-07 16:30:12 | 40,666 0 | 40,666 | Form 4 |
| 12 | West Neal E EVP & CFO | 2025-05-02 16:30:06 | 18,960 17,775 | 36,735 | Form 4 |
| 13 | HOCKEMA JACK A Director | 2024-06-13 16:30:10 | 1,639 32,603 | 34,242 | Form 4 |
| 14 | OSBORNE ALFRED E JR Director | 2023-06-09 16:36:09 | 24,957 4,000 | 28,957 | Form 4 |
| 15 | Wilcox Brett Director | 2025-06-12 16:30:16 | 9,919 16,873 | 26,792 | Form 4 |
| 16 | VASAN KRIS S Sr. VP, Strategic Risk Mgmt. | 2004-03-02 11:43:51 | 23,988 0 | 23,988 | Form 4 |
| 17 | BONN JOSEPH A Exec. VP, Corp. Development | 2004-02-23 16:31:46 | 0 23,948 | 23,948 | Form 4 |
| 18 | Parkinson Ray SVP - AE & Innovation | 2025-03-07 16:30:17 | 20,750 3,178 | 23,928 | Form 4 |
| 19 | BELLINO JOSEPH P Executive VP & CFO | 2008-03-05 12:25:09 | 23,772 0 | 23,772 | Form 4 |
| 20 | Foster David A Director | 2025-06-12 16:30:06 | 23,546 0 | 23,546 | Form 4 |
| 21 | McAuliffe James E Sr. VP - Human Resources | 2012-03-07 17:07:56 | 23,266 0 | 23,266 | Form 4 |
| 22 | Van Leeuwen Thomas Melton Director | 2021-06-07 17:11:26 | 16,743 0 | 16,743 | Form 4 |
| 23 | HOPP TERESA A Director | 2017-06-16 16:40:24 | 15,771 0 | 15,771 | Form 4 |
| 24 | STEBBINS DONALD J Director | 2025-06-12 16:30:20 | 13,990 50 | 14,040 | Form 4 |
| 25 | Murdy William F Director | 2015-05-01 18:36:02 | 13,884 0 | 13,884 | Form 4 |
| 26 | Bartholomew Carolyn Director | 2019-12-13 18:13:57 | 13,530 0 | 13,530 | Form 4 |
| 27 | Krouse Mark VP - Human Resources | 2023-03-07 16:36:28 | 7,248 5,079 | 12,327 | Form 4 |
| 28 | HASSEY L PATRICK Director | 2020-06-12 18:30:52 | 11,954 0 | 11,954 | Form 4 |
| 29 | MADDOX DANIEL D Vice President and Treasurer | 2006-07-06 18:46:34 | 11,334 0 | 11,334 | Form 4 |
| 30 | arnold michael c Director | 2025-06-12 16:30:03 | 10,659 0 | 10,659 | Form 4 |
| 31 | ELLSWORTH MELINDA C VP IR & Corp. Communications | 2022-03-08 17:44:42 | 3,432 6,852 | 10,284 | Form 4 |
| 32 | Sebastian Teresa Mosley Director | 2024-06-13 16:30:11 | 3,745 6,180 | 9,925 | Form 4 |
| 33 | Quinn Jack Director | 2018-07-27 16:02:42 | 8,789 0 | 8,789 | Form 4 |
| 34 | Frankel Carl Bennett Director | 2008-11-19 17:10:39 | 8,695 0 | 8,695 | Form 4 |
| 35 | Williams Kevin W Director | 2025-06-12 16:30:19 | 8,562 0 | 8,562 | Form 4 |
| 36 | MARTIN LAURALEE Director | 2025-06-12 16:30:06 | 8,345 0 | 8,345 | Form 4 |
| 37 | Huey Jennifer VP & Chief Accounting Officer | 2023-03-07 16:36:33 | 7,938 0 | 7,938 | Form 4 |
| 38 | Narayan Vijai VP, Corp Ctrl & CAO | 2025-03-07 16:30:13 | 7,526 0 | 7,526 | Form 4 |
| 39 | Weaver Brant VP - Strategic Development | 2023-06-02 16:35:19 | 7,337 0 | 7,337 | Form 4 |
| 40 | Miller Del L VP - Metal Strategy | 2023-03-07 16:36:26 | 6,589 0 | 6,589 | Form 4 |
| 41 | Grimley Richard P. Director | 2025-06-12 16:30:07 | 6,102 0 | 6,102 | Form 4 |
| 42 | LIGGETT EMILY M Director | 2021-06-07 17:14:33 | 5,144 0 | 5,144 | Form 4 |
| 43 | PROCTOR GEORGANNE Director | 2008-06-06 18:08:20 | 4,320 0 | 4,320 | Form 4 |
| 44 | Gerard Leo Wilfred Director | 2022-06-06 17:18:34 | 4,266 0 | 4,266 | Form 4 |
| 45 | LAMB W SCOTT VP, Inv. Rel. & Corp. Commun. | 2004-02-23 16:35:58 | 3,658 0 | 3,658 | Form 4 |
| 46 | MINOR GLENDA J Director | 2025-06-12 16:30:11 | 3,395 0 | 3,395 | Form 4 |
| 47 | Glas Kimberly Thompson Director | 2025-06-12 16:30:05 | 2,680 0 | 2,680 | Form 4 |
| 48 | HAYMAKER GEORGE T Director | 2006-07-06 13:49:43 | 2,542 0 | 2,542 | Form 4 |
| 49 | Lynn Courtney Vice President and Treasurer | 2020-03-09 16:38:35 | 2,172 0 | 2,172 | Form 4 |
| 50 | CRUIKSHANK ROBERT J Director | 2006-07-06 13:48:55 | 2,000 0 | 2,000 | Form 4 |
| 51 | Becker George Director | 2006-08-03 13:15:59 | 1,039 0 | 1,039 | Form 4 |
| 52 | Rowsell Lynton John VP & Chief Accounting Officer | 2008-05-28 12:08:24 | 905 0 | 905 | Form 4 |
| 53 | HACKETT JAMES T Director | 2004-02-19 14:00:39 | 0 0 | 0 | Form 4 |
| 54 | HURWITZ CHARLES E Director | 2004-02-20 19:32:09 | 0 0 | 0 | Form 4 |
| 55 | KAPLAN EDWARD A Vice President of Taxes | 2004-02-23 16:34:23 | 0 0 | 0 | Form 4 |
| 56 | LEVIN EZRA G Director | 2004-02-24 10:34:43 | 0 0 | 0 | Form 4 |
| 57 | HOUFF EDWARD F VP, General Counsel and Sec. | 2004-09-24 14:49:55 | 0 0 | 0 | Form 4 |