Xu Cong Claire — SEC Form 4 filings
SEC reporting owner CIK 2114309. 3 Form 4 filings on record with FilingPulse; latest filed 2026-09-01.
Transaction summary — filings shown
Covers all 3 filings on record, filed 2026-06-02 to 2026-09-01. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 3 legs across 3 filings — 11,261 shares, $20,351 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 3,494 shares @ $3.94 ($13,766) in NovaBridge Biosciences, filed 2026-06-02.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| NovaBridge Biosciences (NBP) | EVP, Clinical Development | 3 | — | 3 legs · 11,261 sh · $20,351 | 6 |
Form 4 filings — Xu Cong Claire
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-01 | 4 | NovaBridge Biosciences (NBP) | Option exercise (M): 9,382 · Sale (S): 3,282 @ $0.79 · Option exercise (M): 4,079 (derivative) @ $0 | EDGAR |
| 2026-07-07 | 4 | NovaBridge Biosciences (NBP) | Option exercise (M): 12,432 · Sale (S): 4,485 @ $0.89 · Option exercise (M): 5,405 (derivative) @ $0 | EDGAR |
| 2026-06-02 | 4 | NovaBridge Biosciences (NBP) | Option exercise (M): 9,382 · Sale (S): 3,494 @ $3.94 · Option exercise (M): 4,079 (derivative) @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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