David Barr serves as Executive at TransDigm Group INC, where they oversee executive responsibilities. Since joining the company, David Barr has executed 331 insider transactions totaling $2.7B, demonstrating a bearish approach to their equity position. Their most recent transaction on Sep 19, 2025 involved receiving (via award) 36 shares valued at $46.4K.
David Barr currently holds 32,138 shares of TransDigm Group INC (TDG), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, David Barr has been a net seller of TDG stock. They have purchased $226.0M and sold $2.4B worth of shares.
David Barr's most recent insider trade was on Sep 19, 2025, when they sold 36 shares at $1288.13 per share.
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| $1367.76 |
| Discretionary |
| Mar 22, 2024 | TDG | $36.3K | Award | 31 | $1172.20 | Discretionary |
| Sep 25, 2023 | TDG | $37.2K | Award | 43 | $864.70 | Discretionary |
| Mar 27, 2023 | TDG | $36.9K | Award | 53 | $697.13 | Discretionary |
| Sep 23, 2022 | TDG | $37.0K | Award | 63 | $587.10 | Discretionary |
| Mar 28, 2022 | TDG | $37.5K | Award | 58 | $646.03 | Discretionary |
| Sep 28, 2021 | TDG | $37.4K | Award | 61 | $612.96 | Discretionary |
| Mar 17, 2021 | TDG | $37.0K | Award | 60 | $617.46 | Discretionary |
| Dec 1, 2020 | BLDR | $22.5K | Award | 626 | $35.93 | Discretionary |
| Oct 19, 2020 | TDG | $37.3K | Award | 76 | $491.32 | Discretionary |
| Sep 1, 2020 | BLDR | $22.5K | Award | 726 | $30.98 | Discretionary |
| Jun 17, 2020 | BLDR | $0 | Award | 5,840 | $N/A | Discretionary |
| Jun 1, 2020 | BLDR | $17.2K | Award | 799 | $21.50 | Discretionary |
| Mar 17, 2020 | TDG | $37.3K | Award | 90 | $414.72 | Discretionary |
| Mar 17, 2020 | TDG | $0 | Other | 0 | $N/A | Discretionary |
| Mar 1, 2020 | BLDR | $22.5K | Award | 990 | $22.71 | Discretionary |
| Dec 1, 2019 | BLDR | $22.9K | Award | 901 | $25.41 | Discretionary |
| Sep 18, 2019 | TDG | $29.6K | Award | 57 | $519.82 | Discretionary |
| Aug 1, 2019 | BLDR | $28.3K | Award | 1,686 | $16.80 | Discretionary |
| May 22, 2019 | BLDR | $0 | Award | 6,748 | $N/A | Discretionary |
| May 1, 2019 | BLDR | $21.2K | Award | 1,480 | $14.35 | Discretionary |
| Mar 15, 2019 | TDG | $29.9K | Award | 68 | $439.87 | Discretionary |
| Feb 1, 2019 | BLDR | $21.2K | Award | 1,596 | $13.31 | Discretionary |
| Nov 1, 2018 | BLDR | $20.0K | Award | 1,529 | $13.08 | Discretionary |
| Sep 14, 2018 | TDG | $30.0K | Award | 81 | $369.99 | Discretionary |
| Aug 31, 2018 | BLDR | $937.8K | Purchase | 60,000 | $15.63 | Discretionary |
| Aug 1, 2018 | BLDR | $20.0K | Award | 1,135 | $17.62 | Discretionary |
| Aug 1, 2018 | BLDR | $0 | Award | 6,810 | $N/A | Discretionary |
| May 1, 2018 | BLDR | $20.0K | Award | 1,063 | $18.80 | Discretionary |