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

Role
Director
Signature
/s/ Xi-Yong (Sean) Fu as attorney-in-fact
Issuer symbol
NBP
Transactions as of
18 Mar 2026
Net transactions value
$0
Form type
3
Filing time
18 Mar 2026, 21:37:49 UTC

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Fu Wei Director C/O NOVABRIDGE BIOSCIENCES,, 2440 RESEARCH BOULEVARD, SUITE 400, ROCKVILLE /s/ Xi-Yong (Sean) Fu as attorney-in-fact 18 Mar 2026 0001885756

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding NBP Ordinary Shares 11,784,164 18 Mar 2026 By CBC Investment l-Mab Limited F1, F2, F3
holding NBP Ordinary Shares 3,641,544 18 Mar 2026 By IBC Investment Seven Limited F1, F4, F5
holding NBP Ordinary Shares 5,574,560 18 Mar 2026 By CBC SPVII Limited F1, F6, F7
holding NBP Ordinary Shares 2,369,546 18 Mar 2026 By C-Bridge II Investment Ten Limited F1, F8, F9
holding NBP Ordinary Shares 7,129,885 18 Mar 2026 By Nova Aqua Limited F1, F10, F11

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding NBP 2025 Employee Share Option (right to buy) 18 Mar 2026 Ordinary Shares 1,635,729 $3.19 Direct F1, F12, F13
holding NBP 2025 Employee Share Option (right to buy) 18 Mar 2026 Ordinary Shares 2,453,583 $3.19 Direct F1, F12, F14
holding NBP 2025 Employee Share Option (right to buy) 18 Mar 2026 Ordinary Shares 2,453,583 $3.19 Direct F1, F12, F15
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 5,123,549 ADSs.
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.
F4 Reported securities are represented by 1,583,284 ADSs.
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.
F6 Reported securities are represented by 2,423,721 ADSs.
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.
F8 Reported securities are represented by 1,030,237 ADSs.
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.
F10 Reported securities are represented by 3,099,950 ADSs.
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
F12 Number of underlying securities and exercise price expressed in terms of ADSs.
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.
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.
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.

Remarks:

Exhibit List: Ex. 24.1 - Power of Attorney