TransDigm Group INC (TDG) Insider Ownership

Historic Insider Ownership Trends

As of May 04, 2026, the three largest insider holders of TDG are Robert J Small (Director, 1.00Mn shares), Robert J Small (Director, 366.14K shares), Raymond F Laubenthal (President And Coo, 156.59K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Robert J Small - 0 1,001,252 21 Feb, 2023
Robert J Small - 0 366,142 27 Feb, 2026
Raymond F Laubenthal President And Coo 156,595 0 29 Mar, 2022
Robert J Small - 0 68,139 09 Dec, 2025
Robert J Small - 0 60,246 02 Jun, 2023
W Nicholas Howley - 0 49,079 19 Nov, 2024
W Nicholas Howley - 0 44,980 17 Oct, 2024
Sean P Hennessy - 33,790 0 23 Mar, 2026
David Barr - 32,179 0 23 Mar, 2026
Kevin M Stein President Ceo 0 23,133 14 Aug, 2024
W Nicholas Howley Exec. Chairman Of The Board 0 21,548 21 Apr, 2026
Kevin M Stein President Ceo 0 19,233 03 Feb, 2026
Iii Jorge L. Valladares Coo 11,085 0 26 Mar, 2025
Iii Jorge L. Valladares Coo 11,085 0 26 Mar, 2025
Iii Jorge L. Valladares Coo 11,085 0 26 Mar, 2025
Michael Graff - 0 7,000 13 Jun, 2025
Robert J Small - 5,625 0 11 Dec, 2025
Michael Graff - 0 5,096 18 Mar, 2024
Sarah Wynne Chief Financial Officer 4,894 0 06 Feb, 2026
Sarah Wynne Chief Financial Officer 4,894 0 06 Feb, 2026
Sarah Wynne Chief Financial Officer 4,894 0 06 Feb, 2026
Peter Palmer Executive Vice President 4,030 0 23 Mar, 2026
Joel Reiss Co Chief Operating Officer 3,600 0 16 Apr, 2026
Michael Lisman President Ceo 3,259 0 09 Feb, 2026
Patrick Joseph Murphy Co Chief Operating Officer 2,515 0 25 Feb, 2026
Michael Lisman President Ceo 0 1,954 17 Nov, 2025
Michael Graff - 1,683 0 23 Mar, 2026
Mervin Dunn - 1,562 0 18 Nov, 2022
Gary E Mccullough - 952 0 23 Mar, 2026
Michele Santana - 771 0 23 Mar, 2026
Jane M. Cronin - 700 0 23 Mar, 2026
Jessica L Warren Gc, Cco, Secretary 575 0 13 May, 2025
Jessica L Warren Gc, Cco, Secretary 575 0 13 May, 2025
Jessica L Warren Gc, Cco, Secretary 575 0 13 May, 2025
W Nicholas Howley Chief Executive Officer 113 0 23 Mar, 2026
John Staer - 91 0 14 Mar, 2023
John Staer - 0 26 02 Dec, 2021

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
20 Apr, 2026 W Nicholas Howley Common Stock A 9,789 $50.92 31,337 I M
20 Apr, 2026 W Nicholas Howley Common Stock A 343 $66.47 31,680 I M
20 Apr, 2026 W Nicholas Howley Common Stock D 60 $1,260.34 31,620 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 1,035 $1,261.64 30,585 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 3,077 $1,262.66 27,508 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 589 $1,263.81 26,919 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 694 $1,264.95 26,225 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 1,304 $1,266.13 24,921 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 1,673 $1,267.14 23,248 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 940 $1,268.46 22,308 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 270 $1,269.62 22,038 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 430 $1,270.46 21,608 I S
20 Apr, 2026 W Nicholas Howley Common Stock D 60 $1,271.63 21,548 I S
20 Apr, 2026 W Nicholas Howley Stock Option D 9,789 $0.00 0 I M
20 Apr, 2026 W Nicholas Howley Stock Option D 343 $0.00 42,228 I M
15 Apr, 2026 Joel Reiss Common Stock A 3,900 $284.97 7,500 D M
15 Apr, 2026 Joel Reiss Common Stock D 233 $1,274.57 7,267 D S
15 Apr, 2026 Joel Reiss Common Stock D 120 $1,275.19 7,147 D S
15 Apr, 2026 Joel Reiss Common Stock D 383 $1,276.49 6,764 D S
15 Apr, 2026 Joel Reiss Common Stock D 203 $1,277.23 6,561 D S