SEC Form 4 · accession 0001213900-26-100266
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
Sep 11, 2026
Accepted (ET)
Sep 15, 2026 · 8:45 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 Stock | Sep 11, 2026 | P | 5,556 | $3.60 | A | 19,261 | I | By IRA |
| Common Stock | Sep 14, 2026 | P | 5,242 | $3.815 | A | 24,503 | I | By IRA |
| Common StockF1 | holding | — | — | — | 583,531 | D | ||
| Common StockF2 | holding | — | — | — | 261,242 | I | By HCWG LLC | |
| Common StockF3 | holding | — | — | — | 888,148 | I | By NeuCen Biomedical Co. Ltd. | |
| Common StockF4 | holding | — | — | — | 2,833,961 | I | By TR Chen Third Family Limited Partnership. | |
| Common StockF5 | 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
- F1Includes 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.
- F2Such shares represent only Reporting Person's percentage interest in HCWG LLC.
- F3Shares 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.
- F4Shares 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.
- F5Reporting Person disclaims beneficial ownership of such shares, except to the extent of his pecuniary interest, if any, therein.