Fu Wei - 18 Mar 2026 Form 3 Insider Report for NovaBridge Biosciences (NBP)

Reporting relationship: Director
Issuer ticker: NBP
Reported as of: 18 Mar 2026
Net transaction value: $0
SEC form: 3
Accepted by SEC: 18 Mar 2026, 21:37:49 UTC
Next SEC filing: 30 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Xi-Yong (Sean) Fu as attorney-in-fact

Key filing fact

Fu Wei filed Form 3 for NovaBridge Biosciences (NBP) on 18 Mar 2026.

Key facts

This page summarizes Fu Wei's Form 3 filing for NovaBridge Biosciences (NBP).
0 reported transactions and 3 derivative rows are listed below.
Accepted by SEC: 18 Mar 2026, 21:37.

Change

No earlier filing in this sequence is available for direct comparison.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0001885756 Primary reporting owner

Fu Wei

Relationship: Director
Address: C/O NOVABRIDGE BIOSCIENCES,, 2440 RESEARCH BOULEVARD, SUITE 400, ROCKVILLE
Signature: /s/ Xi-Yong (Sean) Fu as attorney-in-fact
Signature date: 18 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NBP holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 11,784,164
Date: 18 Mar 2026
Ownership: By CBC Investment l-Mab Limited
Footnotes: F1, F2, F3

NBP holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,641,544
Date: 18 Mar 2026
Ownership: By IBC Investment Seven Limited
Footnotes: F1, F4, F5

NBP holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 5,574,560
Date: 18 Mar 2026
Ownership: By CBC SPVII Limited
Footnotes: F1, F6, F7

NBP holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,369,546
Date: 18 Mar 2026
Ownership: By C-Bridge II Investment Ten Limited
Footnotes: F1, F8, F9

NBP holding

Ordinary Shares

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,129,885
Date: 18 Mar 2026
Ownership: By Nova Aqua Limited
Footnotes: F1, F10, F11

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

NBP holding Derivative

2025 Employee Share Option (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 18 Mar 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 1,635,729
Exercise price: $3.19
Footnotes: F1, F12, F13

NBP holding Derivative

2025 Employee Share Option (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 18 Mar 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 2,453,583
Exercise price: $3.19
Footnotes: F1, F12, F14

NBP holding Derivative

2025 Employee Share Option (right to buy)

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
Date: 18 Mar 2026
Ownership: Direct
Underlying class: Ordinary Shares
Underlying amount: 2,453,583
Exercise price: $3.19
Footnotes: F1, F12, F15

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 15 footnotes

Footnote F1

The Ordinary Shares may be represented by American Depositary Shares ("ADS"). Each 10 ADSs represent 23 Ordinary Shares of the Issuer.

Footnote F2

Reported securities are represented by 5,123,549 ADSs.

Footnote F3

CBC Investment l-Mab Limited ("CBC:) is controlled by C-Bridge Healthcare Fund II, L.P. ("C-Bridge Healthcare"), C-Bridge Healthcare Fund GP II, L.P. ("C-Bridge Healthcare GP") is the general partner of C-Bridge Healthcare, C-Bridge Capital GP, Ltd. ("C-Bridge Capital") is the general partner of C-Bridge Healthcare GP and the Reporting Person may be deemed to control C-Bridge Capital. The Reporting Person disclaims beneficial ownership of the securities held directly by CBC except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Footnote F4

Reported securities are represented by 1,583,284 ADSs.

Footnote F5

IBC Investment Seven Limited ("IBC") is controlled by l-Bridge Healthcare Fund, L.P. ("I-Bridge"), l-Bridge Healthcare GP, L.P. ("I-Bridge GP") is the general partner of I-Bridge, C-Bridge Capital is the general partner of I-Bridge GP and the Reporting Person may be deemed to control C-Bridge Capital. The Reporting Person disclaims beneficial ownership of the securities held directly by IBC except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Footnote F6

Reported securities are represented by 2,423,721 ADSs.

Footnote F7

CBC SPVII Limited ("CBC SPVII") is controlled by I-Bridge, I-Bridge GP is the general partner of I-Bridge, C-Bridge Capital is the general partner of I-Bridge GP and the Reporting Person may be deemed to control C-Bridge Capital. The Reporting Person disclaims beneficial ownership of the securities held directly by CBC SPVII except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Footnote F8

Reported securities are represented by 1,030,237 ADSs.

Footnote F9

C-Bridge II Investment Ten Limited ("C-Bridge") is controlled by C-Bridge Healthcare, C-Bridge Healthcare GP is the general partner of C-Bridge Healthcare, C-Bridge Capital is the general partner of C-Bridge Healthcare GP and the Reporting Person may be deemed to control C-Bridge Capital. The Reporting Person disclaims beneficial ownership of the securities held directly by C-Bridge except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

Footnote F10

Reported securities are represented by 3,099,950 ADSs.

Footnote F11

The securities are held through a trust which was established by the Reporting Person (as the settlor) for the benefit of the Reporting Person and his family. The Reporting Person disclaims beneficial ownership of these except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose

Footnote F12

Number of underlying securities and exercise price expressed in terms of ADSs.

Footnote F13

The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$8.00.

Footnote F14

The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$12.00.

Footnote F15

The option vests, if at all, in eight equal quarterly installments following the date on which the 30-trading-day weighted average price of the Issuer's ADS (based on trading days only) is at or above US$16.00.

SEC remarks

Exhibit List: Ex. 24.1 - Power of Attorney

We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. to update or revoke optional consent for future visits. For more information, see our Privacy Policy .