Form 4 for TDG TransDigm Group
Accepted 2026-02-20 00:00:00 ET · period of report 2026-02-18 · accession 0001193125-26-061380 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMTI | 2026-02-20 | 2026-02-18 | TDG | Howley W Nicholas | Dir | S - Sale+OE | $1,307.68 | -10.2K | 21.7K | -32% | -$13.30M |
| DTI | 2026-02-20 | 2026-02-18 | TDG | Howley W Nicholas | Dir | M - OptEx | $50.92 | +10.2K | 31.7K | +47% | +$517.8K |
| DTI | 2026-02-20 | 2026-02-18 | TDG | Howley W Nicholas | Dir | M - OptEx | $0.00 | -10.2K | 18.0K | -36% | $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 | 2026-02-18 | S | D | 201 | $1,302.42 | 30,374.51 | 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 $1,302.1000 - $1,302.7150. 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. |
| 2 | Common | Common Stock | 2026-02-18 | M | A | 10,168 | $50.92 | 31,715.51 | 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. |
| 3 | Common | Common Stock | 2026-02-18 | S | D | 920 | $1,299.31 | 30,795.51 | 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 $1,298.9600 - $1,299.8950. 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 | 2026-02-18 | S | D | 30 | $1,300.32 | 30,765.51 | 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 $1,300.0000 - $1,300.7000. 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. |
| 5 | Common | Common Stock | 2026-02-18 | S | D | 190 | $1,301.09 | 30,575.51 | 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 $1,301.0400 - $1,301.5100. 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. |
| 6 | Common | Common Stock | 2026-02-18 | S | D | 130 | $1,312.04 | 21,547.51 | 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 $1,312.0000 - $1,312.2400. 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. |
| 7 | Common | Common Stock | 2026-02-18 | S | D | 560 | $1,303.64 | 29,814.51 | 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 $1,303.2100 - $1,304.1700. 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. |
| 8 | Common | Common Stock | 2026-02-18 | S | D | 587 | $1,304.49 | 29,227.51 | 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 $1,304.3100 - $1,305.3000. 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 | 2026-02-18 | S | D | 425 | $1,306.17 | 28,802.51 | 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 $1,305.6000 - $1,306.3800. 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. |
| 10 | Common | Common Stock | 2026-02-18 | S | D | 1,050 | $1,307.23 | 27,752.51 | 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 $1,306.7200- $1,307.5500. 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 | 2026-02-18 | S | D | 973 | $1,308.14 | 26,779.51 | 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 $1,307.8400 - $1,308.6700. 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 | 2026-02-18 | S | D | 1,210 | $1,309.22 | 25,569.51 | 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 $1,308.9400 - $1,309.8000. 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 | 2026-02-18 | S | D | 1,154 | $1,310.58 | 24,415.51 | 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 $1,310.0000 - $1,310.9100. 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 | 2026-02-18 | S | D | 2,738 | $1,311.07 | 21,677.51 | 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 $1,311.0000 - $1,311.8500. 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 | Derivative | Stock Option | 2026-02-18 | M | D | 10,168 | $0.00 | 18,040 | I W. Nicholas Howley Family Trust u/a/d 4/23/99 | $50.92 · 2017-09-30 to 2026-11-10 | 10,168 Common Stock |