Transdigm Group Inc (TDG): Congress and insider trades

Who in Congress and inside the company traded TDG, when each filing appeared, and what buying after each one would have earned against the S&P 500.

Key Facts

  • Transdigm Group Inc (TDG) is a listed stock on NYSE.
  • 7 members of Congress filed 20 buys and 9 sells of TDG, the latest published 2026-09-10 (10 September 2026).
  • Insiders filed 0 open market buys worth $0 and 9 sells worth $78M, the latest filed 2026-08-19 (19 August 2026).
  • Across 8 scored buys, Congress averaged -4.9% against the S&P 500 (SPY) over the 90 days after disclosure, with 25% of them ahead of the index. That result is too few trades to draw a conclusion.
  • Data as of 2026-09-29 (29 September 2026).
Congress buys 20 7 members
Congress sells 9
Insider buys 0 $0
Insider sells 9 $78M
Congress buys vs S&P, 90d -4.9% 8 scored buys
Insider buys vs S&P, 90d n/a 0 scored buys

Congress trades in TDG

as of 2026-09-10
  1. April McClain Delaney12 trades
  2. Ro Khanna8 trades
  3. Gil Cisneros5 trades
  4. Jefferson Shreve1 trade
  5. Alan Armstrong1 trade
  6. Dean Phillips1 trade
  7. Josh Gottheimer1 trade
Congress trades in TDG, newest first.
FiledMemberTypeSizeDays to file90 day vs S&P
10 Sep 2026 April McClain Delaney (D-MD) sell 100K–250K 15 n/a
4 Aug 2026 April McClain Delaney (D-MD) buy 1K–15K 6 n/a
21 Jul 2026 Alan Armstrong (R-OK) buy 1K–15K 116 n/a
8 Jun 2026 April McClain Delaney (D-MD) buy 1K–15K 29 -12.3%
8 Jun 2026 April McClain Delaney (D-MD) buy 1K–15K 28 -12.3%
8 Jun 2026 April McClain Delaney (D-MD) buy 1K–15K 23 -12.3%
8 Jun 2026 April McClain Delaney (D-MD) buy 1K–15K 15 -12.3%
8 Jun 2026 April McClain Delaney (D-MD) buy 1K–15K 14 -12.3%
7 May 2026 April McClain Delaney (D-MD) buy 1K–15K 7 -0.6%
7 May 2026 April McClain Delaney (D-MD) buy 1K–15K 21 -0.6%
7 May 2026 April McClain Delaney (D-MD) buy 1K–15K 16 -0.6%
7 May 2026 April McClain Delaney (D-MD) buy 1K–15K 19 -0.6%
7 May 2026 April McClain Delaney (D-MD) buy 15K–50K 20 -0.6%
8 Apr 2026 Gil Cisneros (D-CA) sell 1K–15K 13 n/a
8 Apr 2026 Gil Cisneros (D-CA) buy 1K–15K 22 -4.1%
16 Feb 2026 Gil Cisneros (D-CA) buy 1K–15K 14 -17.7%
13 Jan 2026 Gil Cisneros (D-CA) sell 1K–15K 19 n/a
16 Dec 2025 Gil Cisneros (D-CA) buy 1K–15K 27 -2.5%
9 May 2025 Jefferson Shreve (R-IN) buy 15K–50K 31 -11.6%
12 Jun 2023 Josh Gottheimer (D-NJ) buy 1K–15K 26 +6.2%
12 May 2022 Ro Khanna (D-CA) sell 1K–15K 30 n/a
12 May 2022 Ro Khanna (D-CA) sell 15K–50K 30 n/a
12 May 2022 Ro Khanna (D-CA) sell 15K–50K 30 n/a
10 Jan 2022 Ro Khanna (D-CA) buy 15K–50K 29 +3.0%
10 Jan 2022 Ro Khanna (D-CA) buy 15K–50K 29 +3.0%
10 Jan 2022 Ro Khanna (D-CA) buy 1K–15K 29 +3.0%
14 Jul 2021 Ro Khanna (D-CA) sell 15K–50K 39 n/a
16 Jan 2021 Ro Khanna (D-CA) sell 1K–15K 15 n/a
10 Jan 2021 Dean Phillips (D-MN) sell 1K–15K 22 n/a

Insider trades in TDG

as of 2026-08-19
Open market insider trades in TDG, newest first.
FiledInsiderTypeSharesPriceValue90 day vs S&P
19 Aug 2026 Howley W Nicholas sell 10,132 $1236.28 $13M n/a
18 Aug 2026 Reiss Joel sell 3,900 $1238.76 $4.8M n/a
21 Jul 2026 Howley W Nicholas sell 10,132 $1216.08 $12M n/a
17 Jul 2026 Reiss Joel sell 3,486 $1216.21 $4.2M n/a
17 Jul 2026 Reiss Joel sell 414 $1231.11 $510K n/a
22 Jun 2026 Howley W Nicholas sell 10,132 $1319.55 $13M n/a
21 Apr 2026 Howley W Nicholas sell 10,132 $1265.06 $13M n/a
16 Apr 2026 Reiss Joel sell 3,900 $1280.46 $5.0M n/a
19 Mar 2026 Howley W Nicholas sell 10,132 $1213.05 $12M n/a

Frequently asked questions

Who has bought TDG?

20 Congress buys by 7 members and 0 insider buys are on file. The tables on this page list every one.

Did buying TDG after a disclosure beat the market?

Across 8 scored buys, Congress averaged -4.9% against the S&P 500 (SPY) over the 90 days after disclosure, with 25% of them ahead of the index. That result is too few trades to draw a conclusion. A single stock is a small sample.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.