William F. Oplinger

Chief Financial Officer, Howmet Aerospace.

Companies

Solstice Advanced Materials Inc.Board member Nov 3, 2025 to now¹
AlcoaBoard member Jan 26, 2024 to now²
AlcoaChief executive officer Jan 26, 2024 to now²
AlcoaPresident Jan 26, 2024 to now²
AlcoaChief financial officer Nov 14, 2016 to Jan 31, 2023³
Howmet AerospaceChief financial officer Apr 5, 2013 to Jan 21, 2016⁴

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 HWM232,990 shares⁵$51.2M at $219.67Jan 21, 2016
Alcoa AA334,420 shares⁶$13.9M at $41.48Feb 25, 2026
Solstice Advanced Materials Inc. SOLS1,785 shares⁷$108.3K at $60.65Sep 14, 2026

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

Recent filings

May 22, 2026Exercised options 1,785 shares of Solstice Advanced Materials Inc.⁸
Feb 23, 2026Shares withheld for tax 3,801 shares at $59.81 of Alcoa⁶
Feb 23, 2026Granted 8,740 shares of Alcoa⁶
Jan 29, 2026Shares withheld for tax 14,840 shares at $60.64 of Alcoa⁹
Jan 28, 2026Granted 66,660 shares of Alcoa¹⁰
Jan 26, 2026Shares withheld for tax 21,078 shares at $58.55 of Alcoa¹¹
Jan 29, 2025Granted 102,480 shares of Alcoa¹²
Jan 29, 2025Shares withheld for tax 3,996 shares at $35.13 of Alcoa¹²
Jan 29, 2025Granted 9,246 shares of Alcoa¹²
Jan 27, 2025Shares withheld for tax 3,353 shares at $34.97 of Alcoa¹³
Jan 24, 2025Shares withheld for tax 12,163 shares at $37.43 of Alcoa¹⁴
Jan 29, 2024Shares withheld for tax 28,653 shares at $30.91 of Alcoa¹⁵
Jan 29, 2024Granted 65,899 shares of Alcoa¹⁵
Jan 29, 2024Shares withheld for tax 13,714 shares at $30.91 of Alcoa¹⁵
Jan 24, 2024Granted 110,890 shares of Alcoa¹⁶
Jan 30, 2023Sold 0 shares at $52.75 of Alcoa¹⁷
Jan 27, 2023Sold 134,444 shares at $53.04 of Alcoa¹⁷
Jan 27, 2023Exercised options 9,807 shares at $27.96 of Alcoa¹⁷
Jan 25, 2023Shares withheld for tax 42,923 shares at $52.19 of Alcoa¹⁸
Jan 25, 2023Granted 105,385 shares of Alcoa¹⁸
Jan 25, 2023Granted 3,450 shares of Alcoa¹⁸
Jan 25, 2023Granted 13,800 shares of Alcoa¹⁸
Jan 23, 2023Shares withheld for tax 14,282 shares at $51.75 of Alcoa¹⁹
Nov 18, 2022L 60 shares at $48.14 of Alcoa¹⁹
Jan 26, 2022Shares withheld for tax 20,801 shares at $60.75 of Alcoa²⁰

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARSolstice Advanced Materials Inc., Board member
2
SEC EDGARAlcoa, Board member
3
SEC EDGARAlcoa, Chief financial officer
4
SEC EDGARHowmet Aerospace, Chief financial officer
5
SEC EDGARHowmet Aerospace shares after the filing of Jan 21, 2016
6
SEC EDGARAlcoa shares after the filing of Feb 25, 2026
7
SEC EDGARSolstice Advanced Materials Inc. shares after the filing of Sep 14, 2026
8
SEC EDGARForm 4 filed May 27, 2026
9
SEC EDGARForm 4 filed Feb 2, 2026
10
SEC EDGARForm 4 filed Jan 30, 2026
11
SEC EDGARForm 4 filed Jan 28, 2026
12
SEC EDGARForm 4 filed Jan 31, 2025
13
SEC EDGARForm 4 filed Jan 29, 2025
14
SEC EDGARForm 4 filed Jan 28, 2025
15
SEC EDGARForm 4 filed Jan 31, 2024
16
SEC EDGARForm 4 filed Jan 26, 2024
17
SEC EDGARForm 4 filed Jan 31, 2023
18
SEC EDGARForm 4 filed Jan 27, 2023
19
SEC EDGARForm 4 filed Jan 25, 2023
20
SEC EDGARForm 4 filed Jan 28, 2022