HWM SEC filings last scanned 22 Aug 2026, 16:42 UTC
CEO Timeline
John C. PlantCurrentManually reviewed
Oct 2021 — Present(4y 11mo)
Per Howmet official press release (howmet.com, 2021-10-14): John C. Plant assumed the position of sole CEO effective October 14, 2021, after Tolga Oal's departure. This sole-CEO tenure is ongoing. A new tenure row is needed to represent this phase.
Tolga OalCo-CEO
Apr 2020 — Oct 2021(1y 6mo)
Tolga Oal was appointed Co-Chief Executive Officer and director of Howmet Aerospace in connection with the separation of Arconic Corporation.
stepping down to pursue other opportunities
3 source filings — click to expand
John C. PlantCo-CEO
Feb 2019 — Apr 2020(1y 2mo)
John C. Plant was appointed Chairman and Chief Executive Officer of Arconic Inc., effective February 6, 2019, succeeding Charles "Chip" Blankenship.
separation of Arconic Corporation
4 source filings — click to expand
Charles P. "Chip" Blankenship
Jan 2018 — Feb 2019(1y 1mo)
Charles P. Blankenship was appointed Chief Executive Officer of Arconic Inc., succeeding Interim CEO David P. Hess, effective January 15, 2018.
resigned as Chief Executive Officer and as a member of the Board
5 source filings — click to expand
David P. HessInterim
Apr 2017 — Jan 2018(9mo)
David P. Hess was appointed Interim Chief Executive Officer of Arconic Inc., effective April 13, 2017, succeeding Klaus Kleinfeld.
transition of interim CEO role upon appointment of permanent successor
5 source filings — click to expand
Klaus Kleinfeld
May 2008 — Apr 2017(8y 11mo)
Klaus Kleinfeld was appointed President and Chief Executive Officer of Alcoa, succeeding Alain J. P. Belda.
stepped down by mutual agreement between Mr. Kleinfeld and the Board