Insiders who reported open-market trades in the last 12 months at the companies W. Nicholas Howley files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
Kevin M. Stein - $133.82M in TDG purchases and sales in the last 12 months
Robert J. Small - $127.55M in TDG purchases and sales in the last 12 months
Joel Reiss - $53.65M in TDG purchases and sales in the last 12 months
Michael Lisman - $3.84M in TDG purchases and sales in the last 12 months
W. Nicholas Howley is a corporate insider, tracked as Director of TransDigm Group INC (TDG). InsiderAlpha holds 28 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has W. Nicholas Howley submitted recently?
3 primary Form 4 filings in the last 90 days, covering 1 company.
Has W. Nicholas Howley been buying or selling stock?
Recorded transactions: 0 open-market purchases and 253 open-market sales ($216.81M) across all tracked filings.
W. Nicholas Howley is Director of TransDigm Group INC (TDG). 28 SEC Form 4 filings on record going back to 2024, most recently on 21 September 2026. Most recent open-market trade: sold $236K of TDG on 19 August 2026. Lifetime open-market sales: $216.81M.
Recent transactions
20
The latest 20 SEC Form 4 transactions reported by W. Nicholas Howley.
InsiderAlpha's records for W. Nicholas Howley go back to 2024: 28 primary Form 4 filings, an average of 9.3 per year. 141 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
