TDG insider trading — TransDigm Group Inc
No open-market insider purchases or sales were filed for TransDigm Group Inc (TDG) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent TDG insider transactions
Every Form 4 filed by TransDigm Group Inc officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 | Palmer Peter | Director | A · Grant/award | Direct | 34 | $1,085.00 | $37K | Form 4 |
| Sep 18, 2026 | Howley W Nicholas | Director | A · Grant/award | Direct | 126 | $1,085.00 | $137K | Form 4 |
| Sep 18, 2026 | Krasik Irina Igorevna | Director | A · Grant/award | Direct | 13 | $1,085.00 | $14K | Form 4 |
| Sep 18, 2026 | Small Robert J | Director | A · Grant/award | Direct | 52 | $1,085.00 | $56K | Form 4 |
| Sep 18, 2026 | Santana Michele | Director | A · Grant/award | Direct | 34 | $1,085.00 | $37K | Form 4 |
| Sep 18, 2026 | Mccullough Gary E | Director | A · Grant/award | Direct | 41 | $1,085.00 | $44K | Form 4 |
| Sep 18, 2026 | Hennessy Sean P | Director | A · Grant/award | Direct | 46 | $1,085.00 | $50K | Form 4 |
| Sep 18, 2026 | Graff Michael | Director | A · Grant/award | Direct | 34 | $1,085.00 | $37K | Form 4 |
| Sep 18, 2026 | Cronin Jane M. | Director | A · Grant/award | Direct | 34 | $1,085.00 | $37K | Form 4 |
| Sep 18, 2026 | Barr David | Director | A · Grant/award | Direct | 46 | $1,085.00 | $50K | Form 4 |
| Sep 15, 2026 | Reiss Joel | Co-Chief Operating Officer | M · Option exercise · 10b5-1 | Direct | 3,900 | $284.97 | $1.11M | Form 4 |
| Sep 15, 2026 | Reiss Joel | Co-Chief Operating Officer | S · Sale · 10b5-1 | Direct | 3,900 | $1,094.58 | $4.27M | Form 4 |
| Aug 18, 2026 | Howley W Nicholas | Director | M · Option exercise · 10b5-1 | Indirect | 10,132 | $66.47 | $673K | Form 4 |
| Aug 18, 2026 | Howley W Nicholas | Director | S · Sale · 10b5-1 | Indirect | 10,132 | $1,236.28 | $12.53M | Form 4 |
| Aug 17, 2026 | Reiss Joel | Co-Chief Operating Officer | M · Option exercise · 10b5-1 | Direct | 3,900 | $284.97 | $1.11M | Form 4 |
| Aug 17, 2026 | Reiss Joel | Co-Chief Operating Officer | S · Sale · 10b5-1 | Direct | 3,900 | $1,238.76 | $4.83M | Form 4 |
| Jul 20, 2026 | Howley W Nicholas | Director | M · Option exercise · 10b5-1 | Indirect | 10,132 | $66.47 | $673K | Form 4 |
| Jul 20, 2026 | Howley W Nicholas | Director | S · Sale · 10b5-1 | Indirect | 10,132 | $1,216.08 | $12.32M | Form 4 |
TDG insider trading FAQ
Are insiders buying TDG stock?
Not on the open market. In the last 90 days, TransDigm Group Inc insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading TDG?
No insider bought or sold on the open market in the last 90 days.
Where does TDG insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.