Howmet Aerospace Inc. (HWM) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending January 10, 2026, Howmet Aerospace's three largest insider shareholders are Executive Chairman & Ceo John C Plant (2.69Mn shares), Co Chief Executive Officer Tolga I Oal (263.08K shares), Evp And Cfo Ken Giacobbe (182.28K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
John C Plant Executive Chairman & Ceo 2,685,578 02 Jul, 2025
Tolga I Oal Co Chief Executive Officer 263,085 17 May, 2021
Ken Giacobbe Evp And Cfo 182,285 09 May, 2025
Michael Niem Chanatry Vice President 169,365 07 May, 2025
Neil Edward Marchuk Evp And Cao 126,636 05 Jan, 2026
W Paul Myron Vice President And Controller 88,424 17 May, 2021
Lola Felice Lin Evp And Cl&Co And Secretary 63,150 06 Aug, 2025
James F Albaugh 58,711 03 Jun, 2025
Amy E Alving 57,089 03 Jun, 2025
Ulrich Schmidt 52,497 03 Jun, 2025
David J Miller 51,564 29 May, 2024
Joseph S Cantie 43,062 07 Jan, 2026
Robert F Leduc 35,093 07 Jan, 2026
Jody Miller 29,874 07 Jan, 2026
Barbara Lou Shultz Vice President And Controller 23,044 07 May, 2025
Nicole Weyerhaeuser Piasecki 19,877 31 May, 2022
Sharon R Barner 15,851 03 Jun, 2025
Gunner Smith 5,113 03 Jun, 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
05 Jan, 2026 Robert F Leduc Common Stock A 28 $212.92 35,093 D A
05 Jan, 2026 Joseph S Cantie Common Stock A 158 $212.92 43,062 D A
05 Jan, 2026 Jody Miller Common Stock A 158 $212.92 29,874 D A
31 Dec, 2025 Neil Edward Marchuk Common Stock D 5,255 $205.02 126,636 D F
31 Dec, 2025 Neil Edward Marchuk - - 126,636 D
02 Oct, 2025 Robert F Leduc Common Stock A 31 $191.08 35,065 D A
02 Oct, 2025 Joseph S Cantie Common Stock A 176 $191.08 42,904 D A
02 Oct, 2025 Jody Miller Common Stock A 176 $191.08 29,716 D A
05 Aug, 2025 Lola Felice Lin - - 63,150 D
05 Aug, 2025 Lola Felice Lin Common Stock D 13,102 $180.51 63,150 D S
02 Jul, 2025 Robert F Leduc Common Stock A 34 $175.95 35,034 D A
02 Jul, 2025 Joseph S Cantie Common Stock A 191 $175.95 42,728 D A
02 Jul, 2025 Jody Miller Common Stock A 191 $175.95 29,540 D A
01 Jul, 2025 John C Plant Common Stock A 255,363 $0.00 2,449,034 D A
01 Jul, 2025 John C Plant - - 2,449,034 D
30 May, 2025 Ulrich Schmidt Common Stock A 1,030 $0.00 52,497 D A
30 May, 2025 James F Albaugh Common Stock A 1,030 $0.00 58,711 D A
30 May, 2025 Robert F Leduc Common Stock A 1,030 $0.00 35,045 D A
30 May, 2025 Joseph S Cantie Common Stock A 1,030 $0.00 42,537 D A
30 May, 2025 Jody Miller Common Stock A 1,030 $0.00 29,349 D A