John C. Plant

Companies

• Howmet AerospaceChair Mar 7, 2019 to now¹
• MascoBoard member May 8, 2012 to now²
• Howmet AerospaceBoard member Feb 5, 2016 to Apr 4, 2022³
• Howmet AerospaceChief executive officer Feb 19, 2019 to Apr 9, 2020⁴

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Howmet Aerospace HWM2,707,911 shares⁵$590.8M at $218.18Feb 18, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Feb 17, 2026Granted 22,333 shares of Howmet Aerospace⁵
• Jul 1, 2025Granted 255,363 shares of Howmet Aerospace⁶
• May 12, 2025Sold 150,000 shares at $156.96 of Howmet Aerospace⁷
• May 12, 2025Sold 650,000 shares at $156.96 of Howmet Aerospace⁷
• Feb 18, 2025Granted 41,268 shares of Howmet Aerospace⁸
• Feb 15, 2024Granted 89,142 shares of Howmet Aerospace⁹
• Jan 1, 2024Shares withheld for tax 217,610 shares at $54.12 of Howmet Aerospace¹⁰
• Jan 1, 2024Exercised options 500,000 shares of Howmet Aerospace¹⁰
• Nov 21, 2023Gift 102,501 shares of Howmet Aerospace¹¹
• Nov 21, 2023Gift 140,451 shares of Howmet Aerospace¹¹
• Nov 21, 2023Gift 242,952 shares of Howmet Aerospace¹¹
• Mar 31, 2023Shares withheld for tax 1,128,307 shares at $42.37 of Howmet Aerospace¹²
• Mar 31, 2023Exercised options 2,100,000 shares of Howmet Aerospace¹²
• Mar 31, 2023Exercised options 494,999 shares of Howmet Aerospace¹²
• Dec 6, 2022Gift 284,043 shares of Howmet Aerospace¹³
• Dec 6, 2022Gift 284,043 shares of Howmet Aerospace¹³
• Mar 31, 2022Shares withheld for tax 215,227 shares at $35.94 of Howmet Aerospace¹⁴
• Mar 31, 2022Exercised options 495,000 shares of Howmet Aerospace¹⁴
• Jun 9, 2021Shares withheld for tax 70,293 shares at $35.03 of Howmet Aerospace¹⁵
• Jun 9, 2021Exercised options 161,667 shares of Howmet Aerospace¹⁵
• Mar 31, 2021Shares withheld for tax 144,934 shares at $32.13 of Howmet Aerospace¹⁶
• Mar 31, 2021Exercised options 333,334 shares of Howmet Aerospace¹⁶
• Mar 9, 2021Shares withheld for tax 26,214 shares at $29.76 of Howmet Aerospace¹⁷
• Mar 9, 2021Exercised options 60,833 shares of Howmet Aerospace¹⁷
• Dec 17, 2020Shares withheld for tax 25,893 shares at $26.96 of Howmet Aerospace¹⁸