TDG.NYSETransdigm Group INC
Form 4: TransDigm Group COO Sells Shares
Sentiment:
Insider Transaction (Form 4)
Joel Reiss, Co-Chief Operating Officer of TransDigm Group INC, sold 3,486 shares of common stock on July 15, 2026.
Summary
- Option exercise/conversion: acquired 3,900 Common Stock at $284.97 ($1,111,383) on July 15, 2026; holds 7,500 after (Direct).
- Open-market sale: disposed of 10 Common Stock at $1,195.20 ($11,952) on July 15, 2026; holds 7,490 after (Direct).
- Open-market sale: disposed of 70 Common Stock at $1,197.85 ($83,850) on July 15, 2026; holds 7,420 after (Direct).
- Open-market sale: disposed of 80 Common Stock at $1,198.80 ($95,904) on July 15, 2026; holds 7,340 after (Direct).
- Open-market sale: disposed of 156 Common Stock at $1,200.14 ($187,222) on July 15, 2026; holds 7,184 after (Direct).
- Open-market sale: disposed of 160 Common Stock at $1,201.32 ($192,211) on July 15, 2026; holds 7,024 after (Direct).
- Open-market sale: disposed of 116 Common Stock at $1,202.44 ($139,483) on July 15, 2026; holds 6,908 after (Direct).
- Open-market sale: disposed of 74 Common Stock at $1,203.80 ($89,081) on July 15, 2026; holds 6,834 after (Direct).
- Open-market sale: disposed of 10 Common Stock at $1,204.60 ($12,046) on July 15, 2026; holds 6,824 after (Direct).
- Open-market sale: disposed of 30 Common Stock at $1,206.69 ($36,201) on July 15, 2026; holds 6,794 after (Direct).
- Open-market sale: disposed of 60 Common Stock at $1,208.51 ($72,510) on July 15, 2026; holds 6,734 after (Direct).
- Open-market sale: disposed of 80 Common Stock at $1,209.20 ($96,736) on July 15, 2026; holds 6,654 after (Direct).
- Open-market sale: disposed of 30 Common Stock at $1,210.31 ($36,309) on July 15, 2026; holds 6,624 after (Direct).
- Open-market sale: disposed of 90 Common Stock at $1,211.50 ($109,035) on July 15, 2026; holds 6,534 after (Direct).
- Open-market sale: disposed of 110 Common Stock at $1,212.59 ($133,385) on July 15, 2026; holds 6,424 after (Direct).
- Open-market sale: disposed of 170 Common Stock at $1,213.73 ($206,334) on July 15, 2026; holds 6,254 after (Direct).
- Open-market sale: disposed of 211 Common Stock at $1,215.13 ($256,392) on July 15, 2026; holds 6,043 after (Direct).
- Open-market sale: disposed of 239 Common Stock at $1,216.22 ($290,678) on July 15, 2026; holds 5,804 after (Direct).
- Open-market sale: disposed of 60 Common Stock at $1,217.25 ($73,035) on July 15, 2026; holds 5,744 after (Direct).
- Open-market sale: disposed of 90 Common Stock at $1,218.22 ($109,640) on July 15, 2026; holds 5,654 after (Direct).
- Open-market sale: disposed of 90 Common Stock at $1,219.30 ($109,737) on July 15, 2026; holds 5,564 after (Direct).
- Open-market sale: disposed of 140 Common Stock at $1,220.50 ($170,869) on July 15, 2026; holds 5,424 after (Direct).
- Open-market sale: disposed of 210 Common Stock at $1,221.53 ($256,521) on July 15, 2026; holds 5,214 after (Direct).
- Open-market sale: disposed of 60 Common Stock at $1,222.60 ($73,356) on July 15, 2026; holds 5,154 after (Direct).
- Open-market sale: disposed of 138 Common Stock at $1,223.51 ($168,845) on July 15, 2026; holds 5,016 after (Direct).
- Open-market sale: disposed of 509 Common Stock at $1,224.62 ($623,332) on July 15, 2026; holds 4,507 after (Direct).
- Open-market sale: disposed of 153 Common Stock at $1,225.62 ($187,519) on July 15, 2026; holds 4,354 after (Direct).
- Open-market sale: disposed of 40 Common Stock at $1,226.98 ($49,079) on July 15, 2026; holds 4,314 after (Direct).
- Open-market sale: disposed of 210 Common Stock at $1,227.82 ($257,842) on July 15, 2026; holds 4,104 after (Direct).
- Open-market sale: disposed of 90 Common Stock at $1,228.79 ($110,591) on July 15, 2026; holds 4,014 after (Direct).
- Option exercise/conversion: acquired 3,900 Stock Option on July 15, 2026; holds 19,700 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $4,239,695 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Joel Reiss — Officer (Co-Chief Operating Officer)
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-07-15 | Option exercise/conversion | Common Stock | 3,900 | $285 | $1.1M | 7,500 |
| 2026-07-15 | Open-market sale | Common Stock | 10 | $1.2K | $12.0K | 7,490 |
| 2026-07-15 | Open-market sale | Common Stock | 70 | $1.2K | $83.8K | 7,420 |
| 2026-07-15 | Open-market sale | Common Stock | 80 | $1.2K | $95.9K | 7,340 |
| 2026-07-15 | Open-market sale | Common Stock | 156 | $1.2K | $187.2K | 7,184 |
| 2026-07-15 | Open-market sale | Common Stock | 160 | $1.2K | $192.2K | 7,024 |
| 2026-07-15 | Open-market sale | Common Stock | 116 | $1.2K | $139.5K | 6,908 |
| 2026-07-15 | Open-market sale | Common Stock | 74 | $1.2K | $89.1K | 6,834 |
| 2026-07-15 | Open-market sale | Common Stock | 10 | $1.2K | $12.0K | 6,824 |
| 2026-07-15 | Open-market sale | Common Stock | 30 | $1.2K | $36.2K | 6,794 |
| 2026-07-15 | Open-market sale | Common Stock | 60 | $1.2K | $72.5K | 6,734 |
| 2026-07-15 | Open-market sale | Common Stock | 80 | $1.2K | $96.7K | 6,654 |
| 2026-07-15 | Open-market sale | Common Stock | 30 | $1.2K | $36.3K | 6,624 |
| 2026-07-15 | Open-market sale | Common Stock | 90 | $1.2K | $109.0K | 6,534 |
| 2026-07-15 | Open-market sale | Common Stock | 110 | $1.2K | $133.4K | 6,424 |
| 2026-07-15 | Open-market sale | Common Stock | 170 | $1.2K | $206.3K | 6,254 |
| 2026-07-15 | Open-market sale | Common Stock | 211 | $1.2K | $256.4K | 6,043 |
| 2026-07-15 | Open-market sale | Common Stock | 239 | $1.2K | $290.7K | 5,804 |
| 2026-07-15 | Open-market sale | Common Stock | 60 | $1.2K | $73.0K | 5,744 |
| 2026-07-15 | Open-market sale | Common Stock | 90 | $1.2K | $109.6K | 5,654 |
| 2026-07-15 | Open-market sale | Common Stock | 90 | $1.2K | $109.7K | 5,564 |
| 2026-07-15 | Open-market sale | Common Stock | 140 | $1.2K | $170.9K | 5,424 |
| 2026-07-15 | Open-market sale | Common Stock | 210 | $1.2K | $256.5K | 5,214 |
| 2026-07-15 | Open-market sale | Common Stock | 60 | $1.2K | $73.4K | 5,154 |
| 2026-07-15 | Open-market sale | Common Stock | 138 | $1.2K | $168.8K | 5,016 |
| 2026-07-15 | Open-market sale | Common Stock | 509 | $1.2K | $623.3K | 4,507 |
| 2026-07-15 | Open-market sale | Common Stock | 153 | $1.2K | $187.5K | 4,354 |
| 2026-07-15 | Open-market sale | Common Stock | 40 | $1.2K | $49.1K | 4,314 |
| 2026-07-15 | Open-market sale | Common Stock | 210 | $1.2K | $257.8K | 4,104 |
| 2026-07-15 | Open-market sale | Common Stock | 90 | $1.2K | $110.6K | 4,014 |
| 2026-07-15 | Option exercise/conversion | Stock Option | 3,900 | — | — | 19,700 |
Key Dates
| Date | Description |
|---|---|
| 2026-07-15 | Option exercise/conversion (3,900 shares) |
| 2026-07-15 | Open-market sale (10 shares) |
| 2026-07-15 | Open-market sale (70 shares) |
| 2026-07-15 | Open-market sale (80 shares) |
| 2026-07-15 | Open-market sale (156 shares) |
| 2026-07-15 | Open-market sale (160 shares) |
| 2026-07-15 | Open-market sale (116 shares) |
| 2026-07-15 | Open-market sale (74 shares) |
| 2026-07-15 | Open-market sale (10 shares) |
| 2026-07-15 | Open-market sale (30 shares) |
| 2026-07-15 | Open-market sale (60 shares) |
| 2026-07-15 | Open-market sale (80 shares) |
| 2026-07-15 | Open-market sale (30 shares) |
| 2026-07-15 | Open-market sale (90 shares) |
| 2026-07-15 | Open-market sale (110 shares) |
| 2026-07-15 | Open-market sale (170 shares) |
| 2026-07-15 | Open-market sale (211 shares) |
| 2026-07-15 | Open-market sale (239 shares) |
| 2026-07-15 | Open-market sale (60 shares) |
| 2026-07-15 | Open-market sale (90 shares) |
| 2026-07-15 | Open-market sale (90 shares) |
| 2026-07-15 | Open-market sale (140 shares) |
| 2026-07-15 | Open-market sale (210 shares) |
| 2026-07-15 | Open-market sale (60 shares) |
| 2026-07-15 | Open-market sale (138 shares) |
| 2026-07-15 | Open-market sale (509 shares) |
| 2026-07-15 | Open-market sale (153 shares) |
| 2026-07-15 | Open-market sale (40 shares) |
| 2026-07-15 | Open-market sale (210 shares) |
| 2026-07-15 | Open-market sale (90 shares) |
| 2026-07-15 | Option exercise/conversion (3,900 shares) |
Keywords
insider transaction, Form 4, TDG, TransDigm Group INC, bearish, Joel Reiss
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.