Kaiser Aluminum Corp (KALU) Insider Ownership

Historic Insider Ownership Trends

Over the 90-day window ending February 19, 2026, Kaiser Aluminum's three dominant insider ownership positions are held by President & Ceo Keith Harvey (103.23K shares), Evp Manufacturing Jason Walsh (42.77K shares), Evp & Cfo Neal E West (40.98K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Keith Harvey President & Ceo 103,231 25 Nov, 2025
Jason Walsh Evp Manufacturing 42,770 14 Aug, 2025
Neal E West Evp & Cfo 40,984 07 Mar, 2025
John Malcolm Donnan Evp And Cao And Gc 40,666 07 Mar, 2025
Blain Tiffany Evp Sales & Marketing 26,275 10 Nov, 2025
Jack A Hockema 25,724 13 Jun, 2024
Alfred E Jr Osborne 24,957 09 Jun, 2023
Ray Parkinson Svp Ae & Innovation 23,928 07 Mar, 2025
David A Foster 23,546 12 Jun, 2025
Leeuwen Thomas Melton Van 16,743 07 Jun, 2021
Donald J Stebbins 13,990 12 Jun, 2025
Michael C Arnold 10,659 12 Jun, 2025
Brett Wilcox 9,919 12 Jun, 2025
Kevin W Williams 8,562 12 Jun, 2025
Lauralee Martin 8,345 12 Jun, 2025
Jennifer Huey Vp & Chief Accounting Officer 7,938 07 Mar, 2023
Vijai Narayan Vp And Corp Ctrl & Cao 7,363 10 Nov, 2025
Brant Weaver Vp Strategic Development 7,337 02 Jun, 2023
Mark Krouse Vp Human Resources 7,248 07 Mar, 2023
Del L Miller Vp Metal Strategy 6,589 07 Mar, 2023
Richard P. Grimley 6,102 12 Jun, 2025
Emily M Liggett 5,144 07 Jun, 2021
Leo Wilfred Gerard 4,266 06 Jun, 2022
Teresa Mosley Sebastian 3,745 13 Jun, 2024
Melinda C Ellsworth Vp Ir & Corp. Communications 3,432 08 Mar, 2022
Glenda J Minor 3,395 12 Jun, 2025
Kimberly Thompson Glas 2,680 12 Jun, 2025
James Donald Hoffman 2,385 19 Sep, 2025

* 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.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
21 Nov, 2025 Keith Harvey Common Stock, par value $0.01 per share D 33,000 $90.34 103,231 D D
07 Nov, 2025 Blain Tiffany Common Stock, par value $0.01 per share D 8,656 $93.92 26,275 D S
07 Nov, 2025 Vijai Narayan Common Stock, par value $0.01 per share D 163 $94.53 7,363 D F
18 Sep, 2025 James Donald Hoffman - - 2,385 D
18 Sep, 2025 James Donald Hoffman Common Stock, par value $0.01 per share A 1,022 $77.03 2,385 D A
18 Sep, 2025 James Donald Hoffman - - 1,363 D
18 Sep, 2025 James Donald Hoffman Common Stock, par value $0.01 per share A 1,363 $0.00 1,363 D A
12 Aug, 2025 Blain Tiffany Common Stock, par value $0.01 per share D 6,982 $74.72 34,931 D F
12 Aug, 2025 Jason Walsh - - 42,770 D
12 Aug, 2025 Jason Walsh Common Stock, par value $0.01 per share D 7,236 $74.72 42,770 D F
10 Jun, 2025 Lauralee Martin Common Stock, par value $0.01 per share A 1,905 $0.00 6,719 D A
10 Jun, 2025 Lauralee Martin Common Stock, par value $0.01 per share A 1,626 $73.49 8,345 D A
10 Jun, 2025 Donald J Stebbins Common Stock, par value $0.01 per share A 1,905 $0.00 13,990 D A
10 Jun, 2025 Michael C Arnold Common Stock, par value $0.01 per share A 918 $73.49 10,659 D A
10 Jun, 2025 Michael C Arnold Common Stock, par value $0.01 per share A 1,905 $0.00 9,741 D A
10 Jun, 2025 Glenda J Minor Common Stock, par value $0.01 per share A 1,490 $73.49 3,395 D A
10 Jun, 2025 Glenda J Minor Common Stock, par value $0.01 per share A 1,905 $0.00 1,905 D A
10 Jun, 2025 Brett Wilcox Common Stock, par value $0.01 per share A 1,905 $0.00 8,327 D A
10 Jun, 2025 Brett Wilcox Common Stock, par value $0.01 per share A 1,592 $73.49 9,919 D A
10 Jun, 2025 Brett Wilcox - - 8,327 D