KAISER ALUMINUM CORP (KALU) - Insider Holders & Insider Ownership

List of insiders holdings for KAISER ALUMINUM CORP:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. 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
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1MAXXAM GROUP HOLDINGS INC
10% Owner		2006-07-10 16:37:2327,938,250
0		27,938,250Form 4
2MAXXAM INC
10% Owner		2006-07-10 16:34:2021,311,750
0		21,311,750Form 4
3VEBA for Retirees of Kaiser Aluminum
10% Owner		2012-06-08 11:47:52881,010
0		881,010Form 13G
4LA DUC JOHN T
Executive VP and CFO		2004-02-19 14:02:43135,815
0		135,815Form 4
5Harvey Keith
President & CEO		2026-05-01 16:30:0994,308
0		94,308Form 4
6RINKENBERGER DANIEL J
EVP & CFO		2018-03-07 18:39:3685,907
0		85,907Form 4
7Bunin Pete
EVP - Strategy		2014-07-03 16:12:5561,805
0		61,805Form 4
8BARNESON JOHN
Sr. VP - Corporate Development		2019-03-04 19:17:515,510
55,977		61,487Form 4
9Walsh Jason
EVP - Manufacturing		2025-08-14 17:00:0942,770
0		42,770Form 4
10West Neal E
EVP & CFO		2026-04-29 16:30:0418,390
19,091		37,481Form 4
11HOCKEMA JACK A
Director		2024-06-13 16:30:101,639
32,603		34,242Form 4
12OSBORNE ALFRED E JR
Director		2023-06-09 16:36:0924,957
4,000		28,957Form 4
13DONNAN JOHN MALCOLM
EVP, CAO and GC		2026-04-29 16:30:0728,200
0		28,200Form 4
14Tiffany Blain
EVP - Sales & Marketing		2025-11-10 19:36:3026,275
0		26,275Form 4
15Foster David A
Director		2026-06-05 17:15:5424,332
0		24,332Form 4
16VASAN KRIS S
Sr. VP, Strategic Risk Mgmt.		2004-03-02 11:43:5123,988
0		23,988Form 4
17BONN JOSEPH A
Exec. VP, Corp. Development		2004-02-23 16:31:460
23,948		23,948Form 4
18Parkinson Ray
SVP - AE & Innovation		2025-03-07 16:30:1720,750
3,178		23,928Form 4
19BELLINO JOSEPH P
Executive VP & CFO		2008-03-05 12:25:0923,772
0		23,772Form 4
20McAuliffe James E
Sr. VP - Human Resources		2012-03-07 17:07:5623,266
0		23,266Form 4
21Robb Thomas H.
EVP - Manufacturing		2026-03-09 16:30:2217,898
0		17,898Form 4
22Van Leeuwen Thomas Melton
Director		2021-06-07 17:11:2616,743
0		16,743Form 4
23HOPP TERESA A
Director		2017-06-16 16:40:2415,771
0		15,771Form 4
24STEBBINS DONALD J
Director		2026-06-05 17:53:1215,407
50		15,457Form 4
25Murdy William F
Director		2015-05-01 18:36:0213,884
0		13,884Form 4
26Bartholomew Carolyn
Director		2019-12-13 18:13:5713,530
0		13,530Form 4
27Wilcox Brett
Director		2026-06-05 17:50:563,019
9,887		12,906Form 4
28Krouse Mark
VP - Human Resources		2023-03-07 16:36:287,248
5,079		12,327Form 4
29HASSEY L PATRICK
Director		2020-06-12 18:30:5211,954
0		11,954Form 4
30arnold michael c
Director		2026-06-05 18:19:2711,445
0		11,445Form 4
31MADDOX DANIEL D
Vice President and Treasurer		2006-07-06 18:46:3411,334
0		11,334Form 4
32ELLSWORTH MELINDA C
VP IR & Corp. Communications		2022-03-08 17:44:423,432
6,852		10,284Form 4
33Sebastian Teresa Mosley
Director		2024-06-13 16:30:113,745
6,180		9,925Form 4
34Quinn Jack
Director		2018-07-27 16:02:428,789
0		8,789Form 4
35Frankel Carl Bennett
Director		2008-11-19 17:10:398,695
0		8,695Form 4
36Williams Kevin W
Director		2025-06-12 16:30:198,562
0		8,562Form 4
37MARTIN LAURALEE
Director		2025-06-12 16:30:068,345
0		8,345Form 4
38Huey Jennifer
VP & Chief Accounting Officer		2023-03-07 16:36:337,938
0		7,938Form 4
39Narayan Vijai
VP, Corp Ctrl & CAO		2026-03-09 16:30:147,517
0		7,517Form 4
40Weaver Brant
VP - Strategic Development		2023-06-02 16:35:197,337
0		7,337Form 4
41Miller Del L
VP - Metal Strategy		2023-03-07 16:36:266,589
0		6,589Form 4
42Barger Hugh J. III
EVP - Sales & Marketing		2026-03-09 16:30:165,711
0		5,711Form 4
43Grimley Richard P.
Director		2026-06-05 17:46:105,364
0		5,364Form 4
44LIGGETT EMILY M
Director		2021-06-07 17:14:335,144
0		5,144Form 4
45MINOR GLENDA J
Director		2026-06-05 17:17:204,516
0		4,516Form 4
46Gheorghe Iulian
SVP - Adv Eng & Innovation		2026-04-29 16:30:054,448
0		4,448Form 4
47PROCTOR GEORGANNE
Director		2008-06-06 18:08:204,320
0		4,320Form 4
48Gerard Leo Wilfred
Director		2022-06-06 17:18:344,266
0		4,266Form 4
49HOFFMAN JAMES DONALD
Director		2026-06-05 17:49:023,760
0		3,760Form 4
50LAMB W SCOTT
VP, Inv. Rel. & Corp. Commun.		2004-02-23 16:35:583,658
0		3,658Form 4
51Glas Kimberly Thompson
Director		2026-06-05 18:11:553,466
0		3,466Form 4
52HAYMAKER GEORGE T
Director		2006-07-06 13:49:432,542
0		2,542Form 4
53Lynn Courtney
Vice President and Treasurer		2020-03-09 16:38:352,172
0		2,172Form 4
54CRUIKSHANK ROBERT J
Director		2006-07-06 13:48:552,000
0		2,000Form 4
55Becker George
Director		2006-08-03 13:15:591,039
0		1,039Form 4
56Rowsell Lynton John
VP & Chief Accounting Officer		2008-05-28 12:08:24905
0		905Form 4
57HACKETT JAMES T
Director		2004-02-19 14:00:390
0		0Form 4
58HURWITZ CHARLES E
Director		2004-02-20 19:32:090
0		0Form 4
59KAPLAN EDWARD A
Vice President of Taxes		2004-02-23 16:34:230
0		0Form 4
60LEVIN EZRA G
Director		2004-02-24 10:34:430
0		0Form 4
61HOUFF EDWARD F
VP, General Counsel and Sec.		2004-09-24 14:49:550
0		0Form 4