Trade Summary
On Sep 15, 2026, Reiss Joel, Insider, sold $6.5M of TransDigm Group INC (TDG) across 27 transactions. The filing covers Common Stock and reflects net selling of $4.3M. Reported prices ranged from $284.97 to $1118.99. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.
Company Information
- Company Name
- TransDigm Group INC
- Ticker Symbol
- TDG
- CIK
- 0001260221
Insider Information
- Name
- Reiss Joel
- Role
- Insider
- Location
- CLEVELAND, OH
Filing Details
- Filing Date
- Sep 16, 2026
- Transaction Date
- Sep 15, 2026
- Accession Number
- 0001656109-26-000008
- Form Type
- 4
- Net Trading Amount
- -$4.3M
Non-Derivative Transactions
| Date | Security | Shares | Price | Type | Value |
|---|---|---|---|---|---|
| Sep 15, 2026 | Common Stock | 3,900 | $284.97 | Exercise | $1.1M |
| Sep 15, 2026 | Common Stock | 310 | $1082.96 | Sale | $335.7K |
| Sep 15, 2026 | Common Stock | 170 | $1083.67 | Sale | $184.2K |
| Sep 15, 2026 | Common Stock | 240 | $1084.87 | Sale | $260.4K |
| Sep 15, 2026 | Common Stock | 110 | $1086.27 | Sale | $119.5K |
| Sep 15, 2026 | Common Stock | 120 | $1087.49 | Sale | $130.5K |
| Sep 15, 2026 | Common Stock | 10 | $1088.06 | Sale | $10.9K |
| Sep 15, 2026 | Common Stock | 70 | $1090.06 | Sale | $76.3K |
| Sep 15, 2026 | Common Stock | 100 | $1091.00 | Sale | $109.1K |
| Sep 15, 2026 | Common Stock | 170 | $1092.13 | Sale | $185.7K |
| Sep 15, 2026 | Common Stock | 282 | $1093.10 | Sale | $308.3K |
| Sep 15, 2026 | Common Stock | 383 | $1094.06 | Sale | $419.0K |
| Sep 15, 2026 | Common Stock | 225 | $1095.11 | Sale | $246.4K |
| Sep 15, 2026 | Common Stock | 196 | $1096.17 | Sale | $214.8K |
| Sep 15, 2026 | Common Stock | 294 | $1097.26 | Sale | $322.6K |
| Sep 15, 2026 | Common Stock | 150 | $1098.41 | Sale | $164.8K |
| Sep 15, 2026 | Common Stock | 90 | $1099.14 | Sale | $98.9K |
| Sep 15, 2026 | Common Stock | 60 | $1100.41 | Sale | $66.0K |
| Sep 15, 2026 | Common Stock | 166 | $1101.52 | Sale | $182.9K |
| Sep 15, 2026 | Common Stock | 274 | $1102.49 | Sale | $302.1K |
| Sep 15, 2026 | Common Stock | 210 | $1103.44 | Sale | $231.7K |
| Sep 15, 2026 | Common Stock | 125 | $1104.58 | Sale | $138.1K |
| Sep 15, 2026 | Common Stock | 5 | $1105.28 | Sale | $5.5K |
| Sep 15, 2026 | Common Stock | 40 | $1106.69 | Sale | $44.3K |
| Sep 15, 2026 | Common Stock | 30 | $1108.34 | Sale | $33.3K |
| Sep 15, 2026 | Common Stock | 30 | $1112.38 | Sale | $33.4K |
| Sep 15, 2026 | Common Stock | 20 | $1113.37 | Sale | $22.3K |
| Sep 15, 2026 | Common Stock | 20 | $1119.00 | Sale | $22.4K |
Derivative Transactions
| Date | Security | Shares | Exercise Price | Type | Value |
|---|---|---|---|---|---|
| Sep 15, 2026 | TDG derivative | 3,900 | $284.97 | Exercise | $1.1M |
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Footnotes
- (F1)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,082.3500 - $1,083.2700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F10)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,093.6200 - $1,094.5600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F11)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,094.6300 - $1,095.5700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F12)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,095.7000 - $1,096.6900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F13)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,096.7000 - $1,097.6900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F14)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,097.7200 - $1,098.7100. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F15)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,098.7700 - $1,099.6500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F16)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,099.9300 - $1,100.7000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F17)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,100.9400 - $1,101.9200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F18)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,102.0000 - $1,102.9800. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F19)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,103.0100 - $1,103.8850. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F2)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,083.3700 - $1,084.2700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F20)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,104.0300 - $1,105.0100. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F21)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,105.2400 - $1,105.4600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F22)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,106.3200 - $1,106.8900. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F23)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,108.2300 - $1,108.4000. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F24)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,112.3400 - $1,112.4500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F25)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,118.9700 - $1,119.0200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F3)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,084.6500 - $1,085.2700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F4)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,085.7600 - $1,086.5700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F5)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,087.0000 - $1,087.9200. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F6)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,089.5400 - $1,090.3600. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F7)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,090.5800 - $1,091.4500. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F8)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,091.5800 - $1,092.5700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.
- (F9)Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,092.5800 - $1,093.5700. The reporting person hereby undertakes, upon request of the Commission, the issuer or a security holder of the issuer, to provide full information regarding the number of shares sold at each separate price.