Form4.ai tracks every SEC insider trade in real time. See every NTHI insider filing with a free account — no card.
See every NTHI insider filing — free account, no card.
Free accountNEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) has 9 SEC Form 4 insider filings on record in the last 90 days. That includes 8 insider purchases totalling $723K, and 1 sales totalling $17K. Most recent filing: Sept. 18, 2026.
Open-market value, last 90 days
Form 4 filings by type, last 90 days
| Date | Insider | Trade | Value | Price since buy |
|---|---|---|---|---|
| Sep 18, 2026 SEC filing | GARNETT KEITHLY CFO | Sold | $16,809 | — |
| Sep 15, 2026 SEC filing | Heshmatpour Amir F CEO, President | Bought | $174,795 | -23.9% 30D |
| Sep 15, 2026 SEC filing | CHEN THOMAS C CEO | Bought | $40,000 | -30.0% 30D |
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Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.