Transdigm Group Incorporated (TDG) Insider Trading

Total insider buys:
  • $595,244,047.71
Total insider sells:
  • $2,306,593,134.58
Most recent insider trade:
  • July 21, 2025
Most active insider trader:
  • W Nicholas Howley
Trader NameDateTitleAmountPriceTypeTotal Value
Feb. 18, 2014COO1,950$176.26Sell$343,707.00
Feb. 18, 2014VP2,500$176.22Sell$440,550.00
Feb. 6, 2014Insider3,500$173.99Sell$608,965.00
Jan. 15, 2014COO1,950$171.18Sell$333,801.00
Jan. 15, 2014VP2,500$171.72Sell$429,300.00
Sept. 12, 2013CEO15,000$144.86Sell$2,172,900.00
Sept. 9, 2013Insider3,000$138.96Sell$416,880.00
Aug. 15, 2013EVP14,490$138.44Sell$2,005,995.60
Aug. 14, 2013Director3,000$139.59Buy$418,770.00
July 1, 2013EVP15,099$156.43Sell$2,361,936.57
June 18, 2013EVP48,308$158.49Sell$7,656,334.92
May 28, 2013CEO7,909$148.60Sell$1,175,277.40
May 1, 2013EVP15,000$147.15Sell$2,207,250.00
Feb. 8, 2013Director180,230$142.54Buy$25,689,984.20
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  • Insiders are both buying and selling Transdigm Group Incorporated stock.

  • The insider traders at Transdigm Group Incorporated are: W Nicholas Howley, Robert J Small, Raymond F Laubenthal, Robert S Henderson, Joel Reiss, Bernt G Iversen II, Kevin M Stein, Jorge Valladares, Gregory Rufus, James Skulina, Raymond Laubenthal, Roger Jones, Sarah Wynne, Michael Graff, John F Leary, Robert Henderson, Michael Lisman, Kevin M. Stein, Halle Fine Terrion, Sean P Hennessy, Peter Palmer, John F. Leary, John Staer, Michael D Borowski, Mervin Dunn, Jane M Cronin, Douglas Peacock, Alex Feil, Michele Santana, Jessica L Warren, Robert S. Henderson, Robert Small, Howley W Nicholas, Sean P Maroney, Vince Ciolli, and William Dries

  • The most active insider trader at Transdigm Group Incorporated is W Nicholas Howley with 82 trades.

  • W Nicholas Howley has sold the most Transdigm Group Incorporated stock with a total value of $701,264,376.77.

  • Robert J Small has bought the most Transdigm Group Incorporated stock with a total value of $595,568,894.87.

  • The most recent insider trade for Transdigm Group Incorporated was on July 21, 2025.

  • The single biggest insider buy for Transdigm Group Incorporated was from Robert J Small with a total value of $114,010,623.09 on March 11, 2020.

  • The single biggest insider sell for Transdigm Group Incorporated was from Robert J Small with a total value of $108,278,820.28 on Feb. 13, 2023.