Form4.ai tracks every SEC insider trade in real time. See every TDG insider filing with a free account — no card.
See every TDG insider filing — free account, no card.
Free accountTransDigm Group INC (TDG) has 14 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Oct. 16, 2026.
Open-market value, last 90 days
No open-market buys or sales in this period.
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Oct 16, 2026 SEC filing | Reiss Joel Co-Chief Operating Officer | Cashless exercise | $3,456,567 | — |
| Sep 22, 2026 SEC filing Amended: Corrected by the insider on Sep 22, 2026 · the original filing reported $56K | SMALL ROBERT J Director | Other | — | — |
| Sep 21, 2026 SEC filing | Palmer Peter Director | Grant / award | $36,890 | — |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.