Howmet Aerospace Inc. (HWM) Insider Ownership

Historic Insider Ownership Trends

Howmet Aerospace's three largest insider shareholders as of April 11, 2026 are John C Plant (Executive Chairman Ceo, 2.47Mn shares), John C Plant (Executive Chairman Ceo, 2.47Mn shares), John C Plant (Executive Chairman Ceo, 787.73K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
John C Plant Executive Chairman Ceo 2,471,367 0 18 Feb, 2026
John C Plant Executive Chairman Ceo 2,471,367 0 18 Feb, 2026
John C Plant Executive Chairman Ceo 0 787,730 12 May, 2025
John C Plant Executive Chairman Ceo 0 787,730 12 May, 2025
Ken Giacobbe Evp And Cfo 182,285 0 09 May, 2025
Michael Niem Chanatry Vice President 168,502 0 18 Feb, 2026
Neil Edward Marchuk Evp, Cao 107,008 0 18 Feb, 2026
Lola Felice Lin Evp, Clco And Secretary 63,150 0 06 Aug, 2025
Lola Felice Lin Evp, Clco And Secretary 63,150 0 06 Aug, 2025
James F Albaugh - 58,711 0 03 Jun, 2025
Amy E Alving Board Member 57,089 0 03 Jun, 2025
Ulrich Schmidt - 52,497 0 03 Jun, 2025
Ulrich Schmidt - 52,497 0 03 Jun, 2025
David J Miller - 51,564 0 29 May, 2024
Joseph S Cantie - 43,217 0 07 Apr, 2026
Robert F Leduc - 35,093 0 07 Jan, 2026
Jody Miller - 29,874 0 07 Jan, 2026
Jody Miller - 29,874 0 07 Jan, 2026
Barbara Lou Shultz Vice President And Controller 23,874 0 27 Feb, 2026
Barbara Lou Shultz Vice President And Controller 23,874 0 27 Feb, 2026
Nicole Weyerhaeuser Piasecki - 19,877 0 31 May, 2022
Sharon R Barner - 15,851 0 03 Jun, 2025
Gunner Smith - 5,113 0 03 Jun, 2025
Gunner Smith - 5,113 0 03 Jun, 2025
Patrick Winterlich Evp, Cfo 3,168 0 18 Feb, 2026
Patrick Winterlich Evp, Cfo 3,168 0 18 Feb, 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.

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
02 Apr, 2026 Joseph S Cantie Common Stock A 155 $232.68 43,217 D A
26 Feb, 2026 Barbara Lou Shultz Common Stock D 1,000 $260.01 23,874 D S
15 Feb, 2026 Michael Niem Chanatry Common Stock D 10,741 $250.21 175,388 D F
17 Feb, 2026 Patrick Winterlich Common Stock A 3,168 $0.00 3,168 D A
17 Feb, 2026 John C Plant Common Stock A 22,333 $0.00 2,471,367 D A
16 Feb, 2026 Barbara Lou Shultz Common Stock D 2,692 $250.21 24,428 D F
16 Feb, 2026 Michael Niem Chanatry Common Stock D 9,579 $250.21 165,809 D F
17 Feb, 2026 Barbara Lou Shultz Common Stock A 446 $0.00 24,874 D A
17 Feb, 2026 Michael Niem Chanatry Common Stock A 2,693 $0.00 168,502 D A
03 Feb, 2026 Barbara Lou Shultz Common Stock A 4,076 $0.00 27,120 D A
03 Feb, 2026 Michael Niem Chanatry Common Stock A 16,764 $0.00 186,129 D A
05 Jan, 2026 Jody Miller Common Stock A 158 $212.92 29,874 D A
05 Jan, 2026 Joseph S Cantie Common Stock A 158 $212.92 43,062 D A
01 Dec, 2025 Michael Niem Chanatry Phantom Stock Units D 886 $136.06 0 D D
02 Oct, 2025 Jody Miller Common Stock A 176 $191.08 29,716 D A
02 Oct, 2025 Joseph S Cantie Common Stock A 176 $191.08 42,904 D A
05 Aug, 2025 Lola Felice Lin Common Stock D 13,102 $180.51 63,150 D S
02 Jul, 2025 Jody Miller Common Stock A 191 $175.95 29,540 D A
02 Jul, 2025 Joseph S Cantie Common Stock A 191 $175.95 42,728 D A
01 Jul, 2025 John C Plant Common Stock A 255,363 $0.00 2,449,034 D A