Form 4 for TDG TransDigm Group
Accepted 2025-10-21 00:00:00 ET · period of report 2025-10-20 · accession 0001193125-25-245267 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2025-10-21 | 2025-10-20 | TDG | Reiss Joel | Co-COO | S - Sale+OE | $1,279.59 | -3,000 | 6,558 | -31% | -$3.84M |
| DT | 2025-10-21 | 2025-10-20 | TDG | Reiss Joel | Co-COO | M - OptEx | $284.97 | +3,000 | 6,600 | +83% | +$854.9K |
| DT | 2025-10-21 | 2025-10-20 | TDG | Reiss Joel | Co-COO | M - OptEx | $0.00 | -3,000 | 47.0K | -6% | $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 | 2025-10-20 | S | D | 200 | $1,273.36 | 6,358 | D | — | — | (F2) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,273.2800 - $1,274.0600. 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 | 2025-10-20 | S | D | 100 | $1,275.00 | 6,258 | D | — | — | |
| 3 | Common | Common Stock | 2025-10-20 | S | D | 308 | $1,276.47 | 5,950 | D | — | — | (F3) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,276.4500 - $1,276.5000. 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. |
| 4 | Common | Common Stock | 2025-10-20 | S | D | 742 | $1,278.02 | 5,208 | D | — | — | (F4) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,277.5350 - $1,278.4800. 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 | 2025-10-20 | S | D | 524 | $1,280.42 | 4,684 | D | — | — | (F5) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,280.3100 - $1,281.0100. 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. |
| 6 | Common | Common Stock | 2025-10-20 | S | D | 200 | $1,281.07 | 4,484 | D | — | — | |
| 7 | Common | Common Stock | 2025-10-20 | S | D | 844 | $1,283.39 | 3,640 | D | — | — | (F6) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,282.9200 - $1,283.9100. 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. |
| 8 | Common | Common Stock | 2025-10-20 | S | D | 40 | $1,283.99 | 3,600 | D | — | — | (F7) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,283.9600 - $1,284.0000. 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. |
| 9 | Common | Common Stock | 2025-10-20 | M | A | 3,000 | $284.97 | 6,600 | D | — | — | |
| 10 | Common | Common Stock | 2025-10-20 | S | D | 42 | $1,272.58 | 6,558 | D | — | — | (F1) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,272.0400 - $1,272.7400. 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 | Derivative | Stock Option | 2025-10-20 | M | D | 3,000 | $0.00 | 47,000 | D | $284.97 · 2021-09-30 to 2027-11-08 | 3,000 Common Stock |