Form 4 for TDG TransDigm Group
Accepted 2026-05-19 16:14:37 ET · period of report 2026-05-18 · accession 0001352573-26-000007 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DTI | 2026-05-19 16:14 | 2026-05-18 | TDG | Howley W Nicholas | Dir | M - OptEx | $66.47 | +10.1K | 31.7K | +47% | +$673.5K |
| DMTI | 2026-05-19 16:14 | 2026-05-18 | TDG | Howley W Nicholas | Dir | S - Sale+OE | $1,180.82 | -10.1K | 21.5K | -32% | -$11.96M |
| DTI | 2026-05-19 16:14 | 2026-05-18 | TDG | Howley W Nicholas | Dir | M - OptEx | $0.00 | -10.1K | 32.1K | -24% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-05-18 | M | A | 10,132 | $66.47 | 31,679.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F1) The exercise price has been adjusted for dividends declared since August 1, 2022. |
| 2 | Common | Common Stock | 2026-05-18 | S | D | 40 | $1,145.16 | 31,639.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F2) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,145.0100 - $1,145.3100. 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. |
| 3 | Common | Common Stock | 2026-05-18 | S | D | 60 | $1,146.42 | 31,579.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F3) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,146.3700 - $1,146.4400. 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. |
| 4 | Common | Common Stock | 2026-05-18 | S | D | 80 | $1,150.17 | 31,499.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F4) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,149.9500 - $1,150.8450. 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. |
| 5 | Common | Common Stock | 2026-05-18 | S | D | 80 | $1,160.00 | 31,419.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | |
| 6 | Common | Common Stock | 2026-05-18 | S | D | 50 | $1,162.94 | 31,369.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | |
| 7 | Common | Common Stock | 2026-05-18 | S | D | 23 | $1,163.98 | 31,346.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | |
| 8 | Common | Common Stock | 2026-05-18 | S | D | 110 | $1,165.51 | 31,236.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F5) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,165.0000 - $1,165.6600. 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. |
| 9 | Common | Common Stock | 2026-05-18 | S | D | 586 | $1,167.05 | 30,650.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F6) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,166.4500 - $1,167.4000. 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. |
| 10 | Common | Common Stock | 2026-05-18 | S | D | 463 | $1,168.33 | 30,187.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F7) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,167.7900 - $1,168.7200. 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. |
| 11 | Common | Common Stock | 2026-05-18 | S | D | 390 | $1,169.24 | 29,797.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F8) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,168.9600 - $1,169.6100. 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. |
| 12 | Common | Common Stock | 2026-05-18 | S | D | 60 | $1,170.38 | 29,737.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F9) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,170.0000 - $1,170.6800. 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. |
| 13 | Common | Common Stock | 2026-05-18 | S | D | 220 | $1,172.31 | 29,517.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F10) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,172.0000 - $1,172.3600. 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. |
| 14 | Common | Common Stock | 2026-05-18 | S | D | 685 | $1,174.17 | 28,832.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F11) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,174.0600 - $1,174.9900. 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. |
| 15 | Common | Common Stock | 2026-05-18 | S | D | 313 | $1,175.96 | 28,519.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F12) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,175.4600 - $1,176.3800. 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. |
| 16 | Common | Common Stock | 2026-05-18 | S | D | 40 | $1,176.67 | 28,479.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F13) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,176.5000 - $1,177.1200. 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. |
| 17 | Common | Common Stock | 2026-05-18 | S | D | 140 | $1,178.14 | 28,339.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F14) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,177.9900 - $1,178.5200. 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. |
| 18 | Common | Common Stock | 2026-05-18 | S | D | 250 | $1,179.67 | 28,089.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F15) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,179.3800 - $1,180.1900. 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. |
| 19 | Common | Common Stock | 2026-05-18 | S | D | 437 | $1,180.97 | 27,652.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F16) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,180.6400 - $1,181.5900. 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. |
| 20 | Common | Common Stock | 2026-05-18 | S | D | 290 | $1,182.81 | 27,362.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F17) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,182.2300 - $1,183.0000. 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. |
| 21 | Common | Common Stock | 2026-05-18 | S | D | 87 | $1,183.86 | 27,275.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F18) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,183.2500 - $1,184.0700. 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. |
| 22 | Common | Common Stock | 2026-05-18 | S | D | 1,075 | $1,185.05 | 26,200.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F19) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,184.2800 - $1,185.2000. 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. |
| 23 | Common | Common Stock | 2026-05-18 | S | D | 448 | $1,185.97 | 25,752.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F20) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,185.5000 - $1,186.3950. 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. |
| 24 | Common | Common Stock | 2026-05-18 | S | D | 272 | $1,187.11 | 25,480.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F21) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,186.5700 - $1,187.5000. 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. |
| 25 | Common | Common Stock | 2026-05-18 | S | D | 3,801 | $1,188.13 | 21,679.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F22) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,187.6700 - $1,188.6400. 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. |
| 26 | Common | Common Stock | 2026-05-18 | S | D | 132 | $1,189.02 | 21,547.51 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | — | — | (F23) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,188.7700 - $1,189.2700. 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. |
| 27 | Derivative | Stock Option | 2026-05-18 | M | D | 10,132 | $0.00 | 32,096 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | $66.47 · 2018-09-30 to 2027-11-08 | 10,132 Common Stock | (F1) The exercise price has been adjusted for dividends declared since August 1, 2022. |