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. 27, 2017Insider6,000$252.99Sell$1,517,940.00
Feb. 24, 2017VP10,000$251.06Sell$2,510,600.00
Jan. 3, 2017VP10,000$250.23Sell$2,502,300.00
Dec. 13, 2016Director91,978$247.22Buy$22,738,801.16
Dec. 8, 2016CEO37,000$251.25Sell$9,296,250.00
Dec. 6, 2016Director82,695$245.86Buy$20,331,392.70
Dec. 1, 2016Director7,200$245.39Buy$1,766,808.00
Nov. 30, 2016Director7,200$245.39Buy$1,766,808.00
Nov. 21, 2016Director3,928$251.33Sell$987,224.24
Nov. 1, 2016VP10,000$271.09Sell$2,710,900.00
Sept. 13, 2016Insider20,500$281.84Sell$5,777,720.00
Sept. 1, 2016Insider7,500$285.92Sell$2,144,400.00
Aug. 30, 2016Insider10,000$287.16Sell$2,871,600.00
Aug. 1, 2016Insider10,000$278.81Sell$2,788,100.00
June 30, 2016EVP10,000$262.55Sell$2,625,500.00
June 13, 2016EVP20,740$259.89Sell$5,390,118.60
June 8, 2016CEO100,000$265.01Sell$26,501,000.00
June 2, 2016VP17,000$265.38Sell$4,511,460.00
June 1, 2016VP10,000$265.84Sell$2,658,400.00
May 31, 2016EVP10,000$263.97Sell$2,639,700.00
May 27, 2016EVP10,000$254.38Sell$2,543,800.00
May 10, 2016VP20,900$244.32Sell$5,106,288.00
May 2, 2016EVP10,000$226.61Sell$2,266,100.00
April 20, 2016VP3,345$230.00Sell$769,350.00
March 30, 2016EVP10,000$222.55Sell$2,225,500.00
March 17, 2016VP3,888$230.00Sell$894,240.00
March 7, 2016Director41,655$220.85Buy$9,199,506.75
March 2, 2016Director64,098$214.81Buy$13,768,891.38
Feb. 16, 2016Director467,390$191.25Buy$89,388,337.50
Feb. 1, 2016VP1,767$230.00Sell$406,410.00
Dec. 14, 2015CEO70,000$218.89Sell$15,322,300.00
Dec. 11, 2015CEO70,000$224.58Sell$15,720,600.00
Nov. 20, 2015VP8,000$236.01Sell$1,888,080.00
Nov. 16, 2015EVP5,000$229.24Sell$1,146,200.00
Nov. 2, 2015EVP5,000$225.01Sell$1,125,050.00
Sept. 15, 2015EVP5,000$227.67Sell$1,138,350.00
Aug. 17, 2015EVP5,000$242.56Sell$1,212,800.00
July 15, 2015EVP5,000$231.43Sell$1,157,150.00
July 6, 2015VP12,500$227.08Sell$2,838,500.00
June 26, 2015EVP5,000$228.53Sell$1,142,650.00
June 15, 2015EVP5,000$225.05Sell$1,125,250.00
May 28, 2015EVP5,000$228.56Sell$1,142,800.00
May 26, 2015EVP5,000$227.24Sell$1,136,200.00
May 15, 2015VP20,000$227.32Sell$4,546,400.00
May 15, 2015Treasurer4,500$227.60Sell$1,024,200.00
May 14, 2015EVP11,000$229.08Sell$2,519,880.00
May 8, 2015EVP14,960$221.87Sell$3,319,175.20
April 27, 2015EVP5,000$219.95Sell$1,099,750.00
April 6, 2015VP12,500$219.95Sell$2,749,375.00
March 26, 2015EVP5,000$214.35Sell$1,071,750.00
  • 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.