Form 4 for TDG TransDigm Group
Accepted 2026-01-16 00:00:00 ET · period of report 2026-01-14 · accession 0001193125-26-015540 · 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 | 2026-01-16 | 2026-01-14 | TDG | Stein Kevin M | Dir | S - Sale+OE | $1,406.38 | -7,627 | 9,680 | -44% | -$10.73M |
| DTI | 2026-01-16 | 2026-01-14 | TDG | Stein Kevin M | Dir | M - OptEx | $342.31 | +7,627 | 15.8K | +93% | +$2.61M |
| DTI | 2026-01-16 | 2026-01-14 | TDG | Stein Kevin M | Dir | M - OptEx | $0.00 | -7,627 | 43.0K | -15% | $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 | 2026-01-14 | S | D | 1,522 | $1,407.34 | 8,158 | I Fortuna Trust dated June 1, 2018 | — | — | (F4) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,407.0100 - $1,408.0000. 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 |
| 2 | Common | Common Stock | 2026-01-14 | S | D | 2,141 | $1,405.64 | 13,644 | I Fortuna Trust dated June 1, 2018 | — | — | (F2) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,405.0000 - $1,405.9700. 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 | 2026-01-14 | M | A | 7,627 | $342.31 | 15,785 | I Fortuna Trust dated June 1, 2018 | — | — | (F1) The exercise price has been adjusted for dividends declared since August 1, 2022. |
| 4 | Common | Common Stock | 2026-01-14 | S | D | 3,964 | $1,406.41 | 9,680 | I Fortuna Trust dated June 1, 2018 | — | — | (F3) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,406.0000 - $1,406.9900. 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 |
| 5 | Derivative | Stock Option. | 2026-01-14 | M | D | 7,627 | $0.00 | 43,000 | I Fortuna Trust dated June 1, 2018 | $342.31 · 2025-09-30 to 2030-11-11 | 7,627 Common Stock | (F1) The exercise price has been adjusted for dividends declared since August 1, 2022. |