Allison Transmission Holdings Inc (ALSN) Insider Trading

Total insider buys:
  • $38,984,732.25
Total insider sells:
  • $852,507,439.48
Most recent insider trade:
  • May 21, 2025
Most active insider trader:
  • David S Graziosi
Trader NameDateTitleAmountPriceTypeTotal Value
Dec. 27, 2012VP40,500$20.60Sell$834,300.00
Dec. 3, 2012VP6,400$20.60Sell$131,840.00
Dec. 3, 2012CFO57,621$20.39Sell$1,174,892.19
Nov. 13, 2012VP6,460$22.00Sell$142,120.00
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  • Insiders are both buying and selling Allison Transmission Holdings Inc stock.

  • The insider traders at Allison Transmission Holdings Inc are: David S Graziosi, Randall R Kirk, James A Star, Michael G Headly, Lawrence E Dewey, Eric C Scroggins, Sharon L Dean, John Coll, Michael Dick, James L Wanaselja, Michael Headly, David Graziosi, Sharon Dean, David Parish, Holdings L.P. Valueact, Lawrence Dewey, Ryan A Milburn, James Wanaselja, William R Harker, Eric Scroggins, G Frederick Bohley, Robert M Price, David S. Graziosi, Richard Vanfleet Reynolds, Thomas Eifert, Dana Jh Pittard, Valueact Capital Master Fund,, Laurie B Tuttle, Edward Dyer, Niekerk Teresa Van, Randall Kirk, Robert Price, David L Parish, Thomas W Rabaut, and Rafael Basso

  • The most active insider trader at Allison Transmission Holdings Inc is David S Graziosi with 21 trades.

  • William R Harker has sold the most Allison Transmission Holdings Inc stock with a total value of $468,488,336.50.

  • Holdings L.P. Valueact has bought the most Allison Transmission Holdings Inc stock with a total value of $44,018,250.00.

  • The most recent insider trade for Allison Transmission Holdings Inc was on May 21, 2025.

  • The single biggest insider buy for Allison Transmission Holdings Inc was from Holdings L.P. Valueact with a total value of $15,570,500.00 on Oct. 3, 2014.

  • The single biggest insider sell for Allison Transmission Holdings Inc was from William R Harker with a total value of $232,427,908.10 on May 9, 2019.