NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) insider buying and selling
In the last 90 days at NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI), 2 insiders made 6 open-market purchases worth $318K and there were no open-market sales, as reported on SEC Form 4. Over the last 12 months, 2 insiders bought $690K of the stock, led by Amir F Heshmatpour (President), who bought $284K between Apr 2–10, 2026.
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Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| THOMAS C CHEN CEO | Open market purchase 3 trades | 49,016 | avg. $4.28 | $210K | |
| Amir F Heshmatpour CEO | Open market purchase 3 trades | 24,000 | avg. $4.52 | $108K | |
| Amir F Heshmatpour President | Open market purchase 2 trades | 20,000 | avg. $4.34 | $87K | |
| Amir F Heshmatpour President | Open market purchase 5 trades | 50,000 | avg. $5.69 | $284K |
What the NTHI insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for NEONC TECHNOLOGIES HOLDINGS, INC. and every other stock we track:
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Questions about NTHI insider trading
Who bought NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) stock recently?
Insiders who bought NEONC TECHNOLOGIES HOLDINGS, INC. stock on the open market in the last 12 months: Amir F Heshmatpour ($480K), THOMAS C CHEN ($210K). The most recent purchase was reported on Aug 18, 2026.
Are insiders buying or selling NTHI?
Over the last 12 months insiders were net buyers of NTHI on discretionary trades: $690K bought against $0 sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.