SEC Form 4 · accession 0001213900-26-092277
NEONC TECHNOLOGIES HOLDINGS, INC. · NTHI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Thomas C Chen
Officer — CEO · Director · 10% Owner
Period of report
Aug 18, 2026
Accepted (ET)
Aug 20, 2026 · 9:15 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001979414
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2 | Aug 18, 2026 | P | 12,757 | $5.487 | A | 13,705 | I | By IRA |
| Common StockF3 | holding | — | — | — | 583,531 | D | ||
| Common StockF4 | holding | — | — | — | 261,242 | I | By HCWG LLC | |
| Common StockF5 | holding | — | — | — | 888,148 | I | By NeuCen Biomedical Co. Ltd. | |
| Common StockF6 | holding | — | — | — | 2,833,961 | I | By TR Chen Third Family Limited Partnership. | |
| Common StockF7 | holding | — | — | — | 93,253 | I | By Tien Duan Chen Trust | |
| Common Stock | holding | — | — | — | 948 | I | By Defined Benefit Plan |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1The aggregate number of shares of Issuer's Class A common stock (the "Shares") purchased by the Reporting Person on the same day at different prices.
- F2Represents the weighted average purchase price. The Shares were purchased at prices ranging from $5.275 to $5.82 per share, inclusive. Full information regarding the number of Shares sold at each price shall be provided to the Securities and Exchange Commission staff, Issuer or any security holder, upon request.
- F3Includes shares of common stock held by certain members of Reporting Person's immediate family of which Reporting Person disclaims beneficial ownership except to the extent of his pecuniary interest, if any, therein.
- F4Such shares represent only Reporting Person's percentage interest in HCWG LLC.
- F5Shares held by NeuCen Biomedical Co. Ltd. ("NeuCen"). NeuCen is owned in part by Reporting Person's spouse. Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest, if any, therein.
- F6Shares held by T. R. Chen Third Family Limited Partnership, a NV limited partnership, of which Reporting Person and his spouse are the general partners with sole voting and dispositive power. Reporting Person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest, if any, therein.
- F7Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest, if any, therein.