Form4insider filings, from the source

Insider · CIK 0001352573

W Nicholas Howley

Files at: TDG. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $24.8M · 2net −$24.8M
$10k$10k$1M$1M$100M$100MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 12Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 18, 2026 AForm 4 →Sep 21, 4:55 pm EDTTransDigm Group INCTDG126$1,085.00$136,710239—
Aug 18, 2026 SForm 4 →Aug 19, 4:21 pm EDTTransDigm Group INCTDG10,132$1,236.28$12,525,94921,548−32.0%10b5-1
Aug 18, 2026 MForm 4 →Aug 19, 4:21 pm EDTTransDigm Group INCTDG10,132$66.47$673,47431,680—10b5-1
Jul 20, 2026 SForm 4 →Jul 21, 4:47 pm EDTTransDigm Group INCTDG10,132$1,216.08$12,321,28821,548−32.0%10b5-1
Jul 20, 2026 MForm 4 →Jul 21, 4:47 pm EDTTransDigm Group INCTDG10,132$66.47$673,47431,680—10b5-1

Reported trades — derivatives (options, RSUs, warrants)

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Aug 18, 2026 MForm 4 →Aug 19, 4:21 pm EDTTransDigm Group INCTDG10,132——1,700—10b5-1
Jul 20, 2026 MForm 4 →Jul 21, 4:47 pm EDTTransDigm Group INCTDG10,132——11,832—10b5-1