NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) insider trading
NEONC TECHNOLOGIES HOLDINGS, INC. insiders have made 3 open-market purchases worth $216k since Sep 16, 2026, by 3 different insiders. The latest: Amir F. Heshmatpour (CEO) bought $175k, filed Sep 16, 2026, scored 48 out of 100. 1 buy in the last year came within ten days of another insider's: a cluster, one of the stronger patterns in the research.
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Insider purchases
| Filed | Insider | Stake | Score | Bought | 1 week | 1 month |
|---|---|---|---|---|---|---|
| Sep 16 Form 4 (opens sec.gov) |
Amir F. HeshmatpourCEOCEO · 2 insiders buying · Near 52-week low | +2% stake | 48 | $175k 50,000 at $3.50 |
+7.7% | −9.7% |
| Sep 16 Form 4 (opens sec.gov) |
Thomas C. ChenCEO · 2 insiders buyingCEO · 2 insiders buying · Near 52-week low | +79% stake | 62 | $40k 10,798 at $3.70 |
+7.7% | −9.7% |
| Sep 16 Form 4 (opens sec.gov) |
Keithly GarnettCFOCFO · 2 insiders buying · Near 52-week low | +0% stake | 48 | $1k 257 at $3.89 |
— | — |
Track record (hypothetical): a week after the filing, these buys averaged +7.7% (100% up, 2 measured); a month after, −9.7% (0% up, 2 measured).
Insiders who bought NTHI
- Amir F. Heshmatpour CEO
- Thomas C. Chen CEO
- Keithly Garnett CFO
Questions
Are insiders buying NTHI stock?
Yes. In the last 90 days, 3 open-market purchases were filed, worth $216k.
Who bought NTHI stock most recently?
Amir F. Heshmatpour, CEO, bought 50,000 shares for $175k (Form 4 (opens sec.gov), filed Sep 16, 2026).
How does InsiderBeacon score an insider buy?
Out of 100, from who bought, how much their stake grew, the size of the trade, whether other insiders bought within ten days, where the price sat in its 52-week range, and whether it was a first or a routine buy. The score is fixed when the filing arrives. The formula and the research behind it.
Insiders are also buying, same industry
Data as of Sep 16, 2026, from SEC EDGAR Form 4 filings: open-market purchases (code P) of $25,000 or more, and open-market sales. Every row links to its filing. Scores summarise what a filing says (how the score works); outcomes are hypothetical, from the first close after the filing, and past results don't predict future ones. Disclaimer