Form 4 for NBP NovaBridge Biosciences
Accepted 2026-07-07 19:50:18 ET · period of report 2026-07-04 · accession 0002114309-26-000005 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-07-07 19:50 | 2026-07-04 | NBP | Xu Cong Claire | SVP, Clinical Development | M - OptEx | — | +12.4K | 302.6K | +4% | — |
| D | 2026-07-07 19:50 | 2026-07-06 | NBP | Xu Cong Claire | SVP, Clinical Development | S - Sale+OE | $0.89 | -4,485 | 298.1K | -1% | -$3,992 |
| D | 2026-07-07 19:50 | 2026-07-04 | NBP | Xu Cong Claire | SVP, Clinical Development | M - OptEx | $0.00 | -5,405 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Ordinary Shares | 2026-07-04 | M | A | 12,432 | — | 302,586 | D | — | — | (F1) The Ordinary Shares may be represented by American Depositary Shares ("ADS"). Each 10 ADSs represent 23 Ordinary Shares of the Issuer. (F2) Reported securities are represented by 5,405 ADSs. (F3) Each restricted stock unit ("RSU") represents a contingent right to receive one ADS. (F4) Reported securities are represented by 131,559 ADSs. |
| 2 | Common | Ordinary Shares | 2026-07-06 | S | D | 4,485 | $0.89 | 298,101 | D | — | — | (F1) The Ordinary Shares may be represented by American Depositary Shares ("ADS"). Each 10 ADSs represent 23 Ordinary Shares of the Issuer. (F5) Reported securities are represented by 1,950 ADSs. (F6) Reported sales price represents the converted sales price of the ADSs of $2.04. (F7) Reported securities are represented by 129,609 ADSs. |
| 3 | Derivative | Restricted Share Units | 2026-07-04 | M | D | 5,405 | $0.00 | 0 | D | — · — to — | 5,405 Ordinary Shares | (F3) Each restricted stock unit ("RSU") represents a contingent right to receive one ADS. (F8) Reported securities represent ADSs. (F9) Fully vested. (F9) Fully vested. (F1) The Ordinary Shares may be represented by American Depositary Shares ("ADS"). Each 10 ADSs represent 23 Ordinary Shares of the Issuer. (F8) Reported securities represent ADSs. (F8) Reported securities represent ADSs. |