Thomas C. Chen

Companies

• NEONC TECHNOLOGIES HOLDINGS, INC.Chief Scientific Officer Aug 20, 2026 to now¹
• NEONC TECHNOLOGIES HOLDINGS, INC.Board member Mar 25, 2025 to now²
• NEONC TECHNOLOGIES HOLDINGS, INC.Chief executive officer Mar 25, 2025 to now²

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• NTNEONC TECHNOLOGIES HOLDINGS, INC. NTHI584,479 shares³$1.6M at $2.81Sep 15, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 14, 2026Bought 5,242 shares at $3.82 of NEONC TECHNOLOGIES HOLDINGS, INC.³
• Sep 11, 2026Bought 5,556 shares at $3.60 of NEONC TECHNOLOGIES HOLDINGS, INC.³
• Aug 18, 2026Bought 12,757 shares at $5.49 of NEONC TECHNOLOGIES HOLDINGS, INC.⁴
• Aug 17, 2026Bought 2,472 shares at $4.04 of NEONC TECHNOLOGIES HOLDINGS, INC.⁵
• Aug 17, 2026Bought 2,472 shares at $4.04 of NEONC TECHNOLOGIES HOLDINGS, INC.⁶
• Aug 14, 2026Bought 33,787 shares at $3.85 of NEONC TECHNOLOGIES HOLDINGS, INC.⁵
• Aug 14, 2026Bought 33,787 shares at $3.85 of NEONC TECHNOLOGIES HOLDINGS, INC.⁶
• Apr 24, 2026Bought 10,000 shares at $4.80 of NEONC TECHNOLOGIES HOLDINGS, INC.⁵
• Apr 10, 2026Bought 948 shares at $5.17 of NEONC TECHNOLOGIES HOLDINGS, INC.⁵
• May 22, 2025Bought 2,709 shares at $7.38 of NEONC TECHNOLOGIES HOLDINGS, INC.⁷
• May 21, 2025Bought 2,759 shares at $7.25 of NEONC TECHNOLOGIES HOLDINGS, INC.⁷
• May 12, 2025Bought 400 shares at $7.00 of NEONC TECHNOLOGIES HOLDINGS, INC.⁸
• Mar 26, 2025Sold 983 shares at $19.13 of NEONC TECHNOLOGIES HOLDINGS, INC.⁹
• Mar 26, 2025Sold 983 shares at $19.13 of NEONC TECHNOLOGIES HOLDINGS, INC.¹⁰
• Mar 26, 2025Sold 38,250 shares at $25.00 of NEONC TECHNOLOGIES HOLDINGS, INC.⁹
• Mar 26, 2025Sold 38,250 shares at $25.00 of NEONC TECHNOLOGIES HOLDINGS, INC.¹⁰
• Mar 26, 2025Exercised 79,688 shares at $12.00 of NEONC TECHNOLOGIES HOLDINGS, INC.⁹
• Mar 26, 2025Exercised 79,688 shares at $12.00 of NEONC TECHNOLOGIES HOLDINGS, INC.¹⁰
• Mar 26, 2025Other 4,076 shares of NEONC TECHNOLOGIES HOLDINGS, INC.¹¹
• Mar 26, 2025Other 4,076 shares of NEONC TECHNOLOGIES HOLDINGS, INC.⁹
• Mar 26, 2025Other 4,076 shares of NEONC TECHNOLOGIES HOLDINGS, INC.¹⁰