Thomas C Chen bought $40k of NTHI
CEO at NEONC TECHNOLOGIES HOLDINGS, INC.. 5,468 shares at an average of $7.32, traded May 21, 2025, filed May 23, 2025.
Score components
- +25RoleCEO
- +6Trade size$40k at market
- 0Relative to holdingsHoldings up 1.0%
- +8Price context57% below the 52-week high
- +15Cluster3 insiders buying within 14 days
- +5Repeat buying2 buys in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m -41.1%, 3m -19.4%, 6m -18.8%.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001213900-25-047511, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| May 21, 2025 | POpen-market purchase Common Stock | +2,759 | $7.25 | $20k | 548,959 | May 23, 2025 |
| May 22, 2025 | POpen-market purchase Common Stock | +2,709 | $7.38 | $20k | 551,668 | May 23, 2025 |
Related signals
Other insiders at NEONC TECHNOLOGIES HOLDINGS, INC. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 2Weak | NEONC TECHNOLOGIES HOLDINGS, INC. | Keithly Garnett CFO | $17k 5,000 shares | -2% | |
| 56Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Thomas C Chen CEO | $40k 10,798 shares | +79% | |
| 32Weak | NEONC TECHNOLOGIES HOLDINGS, INC. | Keithly Garnett CFO | $1,001 257 shares | +0% | |
| 56Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Amir F Heshmatpour CEO, President | $175k 50,000 shares | +2% | |
| 51Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Amir F Heshmatpour CEO, President | $136k 37,000 shares | +1% | |
| 64Notable | NEONC TECHNOLOGIES HOLDINGS, INC. | Thomas C Chen CEO | $70k 12,757 shares | +1346% | |
| 58Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Thomas C Chen Chief Scientific Officer | $193k 47,207 shares | - | |
| 55Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Thomas C Chen CEO | $140k 36,259 shares | +7% | |
| 43Moderate | NEONC TECHNOLOGIES HOLDINGS, INC. | Amir F Heshmatpour CEO, President | $50k 9,000 shares | +0% | |
| 38Weak | NEONC TECHNOLOGIES HOLDINGS, INC. | Amir F Heshmatpour CEO, President | $59k 15,000 shares | +0% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.