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
March 9, 2015VP12,500$215.04Sell$2,688,000.00
March 2, 2015CEO65,000$218.64Sell$14,211,600.00
Feb. 27, 2015CEO135,000$217.67Sell$29,385,450.00
Feb. 26, 2015EVP5,000$222.37Sell$1,111,850.00
Feb. 25, 2015CFO34,920$223.99Sell$7,821,730.80
Feb. 9, 2015Director16,225$209.19Sell$3,394,107.75
Jan. 26, 2015EVP5,000$207.01Sell$1,035,050.00
Jan. 8, 2015COO16,205$201.22Sell$3,260,770.10
Jan. 5, 2015VP12,500$196.43Sell$2,455,375.00
Dec. 26, 2014EVP5,000$200.06Sell$1,000,300.00
Dec. 15, 2014COO1,950$192.52Sell$375,414.00
Dec. 8, 2014COO16,205$194.52Sell$3,152,196.60
Nov. 17, 2014Director21,348$192.54Sell$4,110,343.92
Nov. 17, 2014CEO4,376$194.11Sell$849,425.36
Nov. 17, 2014COO1,950$192.19Sell$374,770.50
Oct. 8, 2014COO16,205$182.59Sell$2,958,870.95
Sept. 15, 2014COO1,950$188.27Sell$367,126.50
Sept. 10, 2014EVP6,578$187.71Buy$1,234,756.38
Sept. 8, 2014COO16,205$188.05Sell$3,047,350.25
Aug. 26, 2014VP25,000$188.19Sell$4,704,750.00
Aug. 26, 2014CEO15,920$188.19Buy$2,995,984.80
Aug. 22, 2014CEO10,815$185.18Buy$2,002,721.70
Aug. 15, 2014COO1,950$178.50Sell$348,075.00
Aug. 15, 2014VP2,500$177.62Sell$444,050.00
Aug. 14, 2014CFO12,500$177.38Sell$2,217,250.00
Aug. 12, 2014EVP6,350$173.78Sell$1,103,503.00
Aug. 8, 2014COO16,205$173.57Sell$2,812,701.85
Aug. 7, 2014Insider3,000$173.46Sell$520,380.00
July 15, 2014CFO12,500$170.03Sell$2,125,375.00
July 15, 2014COO1,950$169.74Sell$330,993.00
July 15, 2014VP2,500$169.24Sell$423,100.00
July 8, 2014COO16,205$166.18Sell$2,692,946.90
June 16, 2014CFO12,500$47.60Sell$595,000.00
June 16, 2014COO1,950$169.52Sell$330,564.00
June 16, 2014VP2,500$169.75Sell$424,375.00
June 5, 2014Director278,080$190.61Buy$53,004,828.80
May 15, 2014COO1,950$183.20Sell$357,240.00
May 15, 2014VP2,500$183.33Sell$458,325.00
May 14, 2014CFO10,000$183.36Sell$1,833,600.00
May 14, 2014Director11,723$183.74Buy$2,153,984.02
May 8, 2014COO16,205$179.63Sell$2,910,904.15
April 17, 2014EVP10,000$180.00Sell$1,800,000.00
April 15, 2014COO1,950$173.83Sell$338,968.50
April 15, 2014VP2,420$174.51Sell$422,314.20
April 14, 2014CFO10,000$173.14Sell$1,731,400.00
April 8, 2014COO16,205$175.79Sell$2,848,676.95
March 17, 2014COO1,950$180.21Sell$351,409.50
March 17, 2014VP2,500$181.04Sell$452,600.00
March 14, 2014CFO10,000$180.87Sell$1,808,700.00
March 10, 2014COO16,205$179.26Sell$2,904,908.30
  • 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.