TransDigm Group Incorporated
US ˙ NYSE ˙ US8936411003

SecurityTDG / TransDigm Group Incorporated
InsiderSean P Hennessy
This page shows the track record and history of HENNESSY SEAN P insider trades in TransDigm Group Incorporated. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Sean P Hennessy in TDG / TransDigm Group Incorporated. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Max		 Price at
Max		 Max
Profit ($)		 Max Return (%)
2024-01-22 0 1,065.4000 0 1,065.4000 511 254 1442.5300 -511 -100.00
2020-05-08 2,000 346.4458 2,000 346.4458 692,892

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TDG / TransDigm Group Incorporated Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Sean P Hennessy in TDG / TransDigm Group Incorporated. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares		 Reported
Price		 Adjusted
Shares		 Adjusted
Price		 Cost Basis Days to
Min		 Price at
Min		 Max Loss
Avoided ($)		 Max Loss
Avoided (%)
2025-05-20 3,000 1,435.7728 3,000 1,435.7728 4,307,318 108 1271.0400 -494,198 -11.47
2025-05-20 664 1,437.0690 664 1,437.0690 954,214
2025-05-20 636 1,437.8452 636 1,437.8452 914,470
2025-05-20 300 1,438.8867 300 1,438.8867 431,666
2025-05-20 100 1,439.9200 100 1,439.9200 143,992
2023-11-22 300 968.5812 300 968.5812 290,574
2023-11-22 965 969.8238 965 969.8238 935,880
2023-11-22 1,074 971.0151 1,074 971.0151 1,042,870
2023-11-22 871 972.2934 871 972.2934 846,868
2023-11-22 120 972.7250 120 972.7250 116,727
2023-11-22 320 974.3141 320 974.3141 311,781
2022-08-15 3,345 678.0095 3,345 678.0095 2,267,942
2022-08-15 1,133 678.5431 1,133 678.5431 768,789

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TDG / TransDigm Group Incorporated Insider Trades
Insider Transaction History
File
Date		 Trade
Date		 Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price		 Unit
Price		 Units
Changed		 Value
Changed (1K)		 Remaining
Options		 Remaining
Shares
2025-09-22 2025-09-19 4 HENNESSY SEAN P TDG Common Stock A - Award D 1,288.1300 36 46 33,749
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock S - Sale D 1,439.9200 -100 -144 33,713
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock S - Sale D 1,438.8867 -300 -432 33,813
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock S - Sale D 1,437.8452 -636 -914 34,113
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock S - Sale D 1,437.0690 -664 -954 34,749
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock S - Sale D 1,435.7728 -3,000 -4,307 35,413
2025-05-20 2025-05-20 4 HENNESSY SEAN P TDG Common Stock M - Exercise D 156.4700 4,700 735 38,413
2025-03-26 2025-03-26 4 HENNESSY SEAN P TDG Common Stock A - Award D 1,346.5000 35 47 33,713
2024-09-27 2024-09-25 4 HENNESSY SEAN P TDG Common Stock A - Award D 1,367.7600 34 47 33,678
2024-09-27 2019-02-25 4 HENNESSY SEAN P TDG Common Stock G - Gift D -288 33,644
2024-09-27 2018-06-07 4 HENNESSY SEAN P TDG Common Stock G - Gift D -44 33,932
2024-05-09 2024-01-22 4 HENNESSY SEAN P TDG Common Stock P - Purchase D 1,065.4000 0 1 33,976
2024-05-09 2023-12-22 4 HENNESSY SEAN P TDG Common Stock L - Other D 1,003.4000 0 0 33,976
2024-05-09 2023-12-22 4 HENNESSY SEAN P TDG Common Stock L - Other D 1,001.0500 0 0 33,976
2024-05-09 2023-12-21 4 HENNESSY SEAN P TDG Common Stock L - Other D 988.0500 5 5 33,975
2024-05-09 2023-12-21 4 HENNESSY SEAN P TDG Common Stock L - Other D 988.8100 4 4 33,970
2024-03-26 2024-03-22 4 HENNESSY SEAN P TDG Common Stock A - Award D 1,172.2000 31 36 33,976
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 974.3141 -320 -312 33,935
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 972.7250 -120 -117 34,255
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 972.2934 -871 -847 34,375
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 971.0151 -1,074 -1,043 35,246
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 969.8238 -965 -936 36,320
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock S - Sale D 968.5812 -300 -291 37,285
2023-11-27 2023-11-22 4 HENNESSY SEAN P TDG Common Stock M - Exercise D 172.8400 3,650 631 37,585
2022-08-16 2022-08-15 4 HENNESSY SEAN P TDG Common Stock S - Sale D 678.5431 -1,133 -769 33,935
2022-08-16 2022-08-15 4 HENNESSY SEAN P TDG Common Stock S - Sale D 678.0095 -3,345 -2,268 35,068
2022-08-16 2022-08-15 4 HENNESSY SEAN P TDG Common Stock M - Exercise D 179.6700 4,478 805 38,413
2021-11-16 2021-11-14 4 HENNESSY SEAN P TDG Stock Option A - Award D 643.00 799 799
2021-09-29 2021-09-28 4 HENNESSY SEAN P TDG Common Stock A - Award D 612.9600 61 37 33,935
2021-03-18 2021-03-17 4 HENNESSY SEAN P TDG Common Stock A - Award D 617.4600 60 37 33,874
2020-05-08 2020-05-08 4 HENNESSY SEAN P TDG Common Stock P - Purchase D 346.4458 2,000 693 33,814
2020-03-23 2020-03-17 4/A HENNESSY SEAN P TDG Common Stock J - Other D 0 31,814
2020-03-17 2020-03-17 4 HENNESSY SEAN P TDG Common Stock A - Award D 414.7200 90 37 31,904
2019-11-18 2019-11-15 4 HENNESSY SEAN P TDG Stock Option A - Award D 559.78 3,000 3,000
2019-03-19 2019-03-15 4 HENNESSY SEAN P TDG Common Stock A - Award D 439.8700 68 30 31,814
2018-09-19 2018-09-14 4 HENNESSY SEAN P TDG Common Stock A - Award D 369.9900 81 30 31,746
2017-11-09 2017-11-08 4 HENNESSY SEAN P TDG Stock Option M - Exercise D 284.97 4,700 4,700
2017-11-09 2017-11-08 4/A HENNESSY SEAN P TDG Stock Option M - Exercise D 284.97 4,700 4,700
2016-09-19 2016-09-19 4 HENNESSY SEAN P TDG Common Stock A - Award D 284.3200 105 30 31,665
2016-06-27 2016-06-14 4 HENNESSY SEAN P TDG Common Stock G - Gift D -193 30,773
2016-06-27 2016-06-10 4 HENNESSY SEAN P TDG Stock Option M - Exercise D 27.08 -15,900 0
2016-06-27 2016-06-10 4 HENNESSY SEAN P TDG Common Stock M - Exercise D 27.0800 15,900 431 30,966
2015-11-17 2015-11-06 4 HENNESSY SEAN P TDG Stock Option M - Exercise D 226.34 3,650 7,300
2015-09-18 2015-09-18 4 HENNESSY SEAN P TDG Common Stock A - Award D 229.4300 130 30 14,930
2015-03-24 2015-03-24 4 HENNESSY SEAN P TDG Common Stock A - Award D 214.8200 139 30 14,800
2014-10-03 2014-10-02 4 HENNESSY SEAN P TDG Common Stock A - Award D 189.9900 -157 -30 14,347
2014-10-03 2014-10-02 4/A HENNESSY SEAN P TDG Common Stock A - Award D 189.9900 157 30 14,661
2014-05-08 2014-04-24 4/A HENNESSY SEAN P TDG Stock Option M - Exercise D 179.67 4,478 4,478
2014-05-02 2014-04-24 4 HENNESSY SEAN P TDG Stock Option M - Exercise D 179.67 4,478 4,478
2014-03-20 2014-03-20 4 HENNESSY SEAN P TDG Common Stock A - Award D 179.5300 83 15 14,504
2013-09-17 2013-09-16 4 HENNESSY SEAN P TDG Common Stock A - Award D 143.7000 104 15 14,421
2013-03-20 2013-03-18 4 HENNESSY SEAN P TDG Common Stock A - Award D 151.0200 99 15 14,317
2012-03-21 2012-03-19 4 HENNESSY SEAN P TDG Common Stock A - Award D 115.3000 130 15 14,115
2007-04-03 2007-03-30 4 HENNESSY SEAN P TDG Common Stock A - Award D 32.5000 461 15 1,487
P
Åbent marked eller privat køb af ikke-afledte eller afledte værdipapirer
S
Åbent marked eller privat salg af ikke-afledte eller afledte værdipapirer
A
Tildeling, tildeling eller anden erhvervelse af værdipapirer fra virksomheden (såsom en option)
C
Konvertering af derivat
D
Salg eller overførsel af værdipapirer tilbage til virksomheden
F
Betaling af udnyttelseskurs eller skatteforpligtelse ved brug af en del af værdipapirer modtaget fra selskabet
G
Gave af værdipapirer af eller til insideren
K
Aktieswaps og lignende sikringstransaktioner
M
Udnyttelse eller konvertering af afledt værdipapir modtaget fra virksomheden (såsom en option)
V
En transaktion rapporteret frivilligt på formular 4
J
Andet (ledsaget af en fodnote, der beskriver transaktionen)