TC
Thomas C Chen bought $140K of NTHI stock
Thomas C Chen, CEO, 10% of Neonc Technologies Holdings, Inc. (NTHI), bought 36,259 shares of NTHI stock worth $140K, per an SEC Form 4 filed Aug 18, 2026.
It was an open-market purchase.
The trade happened on Apr 9, 2026, 131 days before it was made public.
NTHI has moved -31.8% since the trade date, from $5.12 to $3.49 (Nov 6, 2026 close).
- Traded
- Apr 9, 2026
- Disclosed
- Aug 18, 2026
- Filing delay
- 131 days
- Price since
- -31.8%
- Role
- CEO, 10%
- Source
- SEC Form 4