CHEN THOMAS C (CIK 1998682) reported 12 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-06-05). Recent activity: Sell NTHI (4,076 shares), Buy NTHI (79,688 shares), Sell NTHI (38,250 shares), Sell NTHI (983 shares), Buy NTHI (2,759 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-06-05 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 4,076 | $0 |
| 2025-06-05 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Buy | 79,688 | $956,256 |
| 2025-06-05 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 38,250 | $956,250 |
| 2025-06-05 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 983 | $18,805 |
| 2025-05-23 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Buy | 2,759 | $20,003 |
| 2025-05-23 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Buy | 2,709 | $19,992 |
| 2025-05-19 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Buy | 400 | $2,800 |
| 2025-04-08 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 4,076 | $0 |
| 2025-04-08 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Buy | 79,688 | $956,256 |
| 2025-04-08 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 38,250 | $956,250 |
| 2025-04-08 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 983 | $18,805 |
| 2025-03-28 | NEONC TECHNOLOGIES HOLDINGS, INC. (NTHI) | CEO | Sell | 4,076 | $0 |
Source: SEC Form 4 filings · as of 2025-06-05