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

Signature
/s/ Xi-Yong (Sean) Fu
Issuer symbol
NBP
Transactions as of
18 Mar 2026
Net transactions value
$0
Form type
3
Filing time
18 Mar 2026, 21:44:11 UTC

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Fu Xi-Yong Chief Executive Officer and Director Exhibit List: Ex. 24.1 - Power of Attorney, Director C/O NOVABRIDGE BIOSCIENCES,, 2440 RESEARCH BOULEVARD, SUITE 400, ROCKVILLE /s/ Xi-Yong (Sean) Fu 18 Mar 2026 0002088625

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
holding NBP Ordinary Shares 59,823 18 Mar 2026 Direct F1, F2

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 1,245,000 $1.07 Direct F1, F3, F4
holding NBP Restricted Share Units 18 Mar 2026 Ordinary Shares 1,245,000 Direct F1, F3, F5
* 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 26,010 ADSs.
F3 Number of underlying securities and exercise price expressed in terms of ADSs.
F4 The option was granted on November 1, 2024. The option vests and becomes exercisable in four equal annual installments beginning on the first anniversary of the grant date.
F5 Each restricted share unit ("RSU") represents a contingent right to receive one ADS. The RSUs vest, if at all, in four separate installments upon the Issuer's ADS's achieving certain specified prices per share. The RSUs have no expiration date.

Remarks:

Chief Executive Officer and Director Exhibit List: Ex. 24.1 - Power of Attorney