Insidr
← Back to feed

CHEN THOMAS C

16 Form 4 · free tier: 48h delay

Recent Form 4 slice from EDGAR — up to 30 filings (not a full archive).

For informational purposes only. Not investment advice. Data is aggregated from public SEC and congressional disclosures. Nothing on this site is a recommendation to buy or sell any security. Public disclosure of a trade is not evidence of wrongdoing or insider trading.

Recent Form 4 trades

Open-market purchases and sales

16 tx · 11 groups

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Sep 14, 2026 · Filed · Sep 15, 2026

$19,998

5,242 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Sep 11, 2026 · Filed · Sep 15, 2026 · filed 4 days after trade

$20,002

5,556 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Aug 18, 2026 · Filed · Aug 20, 2026 · filed 2 days after trade

$69,998

12,757 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Aug 17, 2026 · Filed · Aug 20, 2026 · filed 3 days after trade

$19,996

4,944 sh · 2 tx

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Aug 14, 2026 · Filed · Aug 20, 2026 · filed 6 days after trade

$260,004

67,574 sh · 2 tx

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Apr 24, 2026 · Filed · Aug 20, 2026 · filed 118 days after trade

$48,000

10,000 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Apr 10, 2026 · Filed · Aug 20, 2026 · filed 132 days after trade

$4,899

948 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · May 22, 2025 · Filed · May 23, 2025

$20,000

2,709 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · May 21, 2025 · Filed · May 23, 2025 · filed 2 days after trade

$20,002

2,759 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · May 12, 2025 · Filed · May 19, 2025 · filed 7 days after trade

$2,800

400 sh

Buy

NEONC TECHNOLOGIES HOLDINGS, INC.

NTHI · Trade · Mar 26, 2025 · Filed · Jun 5, 2025 · filed 71 days after trade

$1,950,109

78,466 sh · 4 tx

Sell