InsiderTrades

Form 4 for TDG TransDigm Group

Accepted 2026-02-03 00:00:00 ET · period of report 2026-02-02 · accession 0001193125-26-035726 · 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
MTI 2026-02-03 2026-02-02 TDG Stein Kevin M Dir S - Sale $1,434.49 -11.1K 16.4K -40% -$15.89M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-02 S D 3,093 $1,433.46 13,355 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 $1,433.1200 - $1,434.0800. 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 2026-02-02 S D 1,497 $1,436.43 9,586 I Fortuna Trust dated June 1, 2018 — — (F6) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,436.1400 - $1,437.0900. 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 2026-02-02 S D 428 $1,437.40 9,158 I Fortuna Trust dated June 1, 2018 — — (F7) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,437.1800 - $1,438.0400. 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 2026-02-02 S D 270 $1,438.91 8,888 I Fortuna Trust dated June 1, 2018 — — (F8) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,438.1800 - $1,439.1400. 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 2026-02-02 S D 720 $1,439.56 8,168 I Fortuna Trust dated June 1, 2018 — — (F9) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,439.2000 - $1,440.1700. 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.
6 Common Common Stock 2026-02-02 S D 10 $1,440.48 8,158 I Fortuna Trust dated June 1, 2018 — —
7 Common Common Stock 2026-02-02 S D 1,462 $1,434.63 11,893 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 $1,434.1400 - $1,435.1200. 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.
8 Common Common Stock 2026-02-02 S D 810 $1,435.63 11,083 I Fortuna Trust dated June 1, 2018 — — (F5) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,435.1400 - $1,436.1350. 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 2026-02-02 S D 1,421 $1,431.46 17,812 I Fortuna Trust dated June 1, 2018 — — (F1) Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $1,431.0500 - $1,431.9900. 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.
10 Common Common Stock 2026-02-02 S D 1,364 $1,432.53 16,448 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 $1,432.1000 - $1,432.9400. 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.