Xu Cong Claire
SEC insider (Form 3/4/5 filer). CIK 0002114309. EVP, Clinical Development at NovaBridge Biosciences (NBP). 6 reported Form 4/5 transactions since Sep 2024; latest on Aug 31, 2026. Located in ROCKVILLE, MD.
Companies Xu Cong Claire has filed insider reports for
- NovaBridge Biosciences (NBP): Officer, EVP, Clinical Development
Xu Cong Claire
CIK: 0002114309
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)3 (50.0%)
Position reduction
Option Exercises (M)3 (50.0%)
Derivative conversions
Awards (A)0 (0.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
NBP
NovaBridge Biosciences
Officer
Discretionary Trading P&L
Holdings
Transaction History (6 total)
- Aug 31, 2026NBP
NovaBridge Biosciences
SaleDirect3.3K shares at avg. $0.79$3K - Aug 30, 2026NBP
NovaBridge Biosciences
ExerciseDirect9.4K shares- - Jul 6, 2026NBP
NovaBridge Biosciences
SaleDirect4.5K shares at avg. $0.89$4K - Jul 4, 2026NBP
NovaBridge Biosciences
ExerciseDirect12.4K shares- - Jun 1, 2026NBP
NovaBridge Biosciences
SaleDirect3.5K shares at avg. $3.94$14K - May 30, 2026NBP
NovaBridge Biosciences
ExerciseDirect9.4K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 31, 2026 | NBP NovaBridge Biosciences | Sale | 3,282 | $0.79 | $2,593 | Direct |
| Aug 30, 2026 | NBP NovaBridge Biosciences | Exercise | 9,382 | - | $0 | Direct |
| Jul 6, 2026 | NBP NovaBridge Biosciences | Sale | 4,485 | $0.89 | $3,992 | Direct |
| Jul 4, 2026 | NBP NovaBridge Biosciences | Exercise | 12,432 | - | $0 | Direct |
| Jun 1, 2026 | NBP NovaBridge Biosciences | Sale | 3,494 | $3.94 | $13,766 | Direct |
| May 30, 2026 | NBP NovaBridge Biosciences | Exercise | 9,382 | - | $0 | Direct |
1-6 of 6 transactions