Insiders who reported open-market trades in the last 12 months at the companies Amir F. Heshmatpour 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.
Thomas C. Chen - $373K in NTHI purchases and sales in the last 12 months
Keithly Garnett - $19K in NTHI purchases and sales in the last 12 months
Amir F. Heshmatpour is a corporate insider, tracked as CEO, President, Director, 10% Owner of NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI). InsiderAlpha holds 12 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Amir F. Heshmatpour submitted recently?
4 primary Form 4 filings in the last 90 days, covering 1 company.
Has Amir F. Heshmatpour been buying or selling stock?
Recorded transactions: 17 open-market purchases ($1.02M) and 0 open-market sales across all tracked filings.
Amir F. Heshmatpour is CEO, President, Director, 10% Owner of NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI). 12 SEC Form 4 filings on record going back to 2025, most recently on 16 September 2026. Most recent open-market trade: bought $115K of NTHI on 16 September 2026. Lifetime open-market purchases: $1.02M.
Recent transactions
18
The latest 18 SEC Form 4 transactions reported by Amir F. Heshmatpour.
InsiderAlpha's records for Amir F. Heshmatpour go back to 2025: 12 primary Form 4 filings, an average of 6.0 per year. The typical open-market purchase is $60K (17 buys totaling $1.02M). The largest single buy on record is $136K of NTHI in 2026. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
