NovaBridge Biosciences SEC Filing

NovaBridge Biosciences submitted a Form 144 disclosing a planned sale of Common Stock through Citigroup Global Markets, Inc. on 03/18/2026 tied to Restricted Stock Units Vesting of 10,302 shares.

Rhea-AI Filing Summary

NovaBridge Biosciences submitted a Form 144 disclosing a planned sale of Common Stock through Citigroup Global Markets, Inc. on 03/18/2026 tied to Restricted Stock Units Vesting of 10,302 shares. The filing also records a prior sale of 3,431 shares by Dennis Phillip Andrew on 12/18/2025.

Insights

Securities Counsel

Form 144 lists a broker-led sale of RSU-derived shares on a specific vesting date.

The form identifies Citigroup Global Markets, Inc. as the broker and ties 10,302 shares to Restricted Stock Units Vesting on 03/18/2026. The issuer is listed as NovaBridge Biosciences.

The excerpt also documents a prior disposition of 3,431 shares by Dennis Phillip Andrew on 12/18/2025. Subsequent filings will show the outcome and any proceeds treatment.

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Accepted by SEC EDGAR 03/18/2026 - 04:08 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0002089237
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	NovaBridge Biosciences
SEC File Number	001-39173
Address of Issuer	SUITE 400, 2440 RESEARCH BLVD ROCKVILLE MARYLAND 20850
Phone	(301) 670 2800
Name of Person for Whose Account the Securities are To Be Sold	Dennis Phillip Andrew
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Chief Medical Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Citigroup Global Markets, Inc. 390 Greenwich St. New York NY 10013	3638	10153.29	115270000	03/18/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	03/18/2026	Restricted Stock units Vesting	NovaBridge Biosciences			10302	03/18/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Dennis Phillip Andrew SUITE 400, 2440 RESEARCH BLVD Rockville MD 20850	Common Stock	12/18/2025	3431	14501.46

144: Remarks and Signature

Remarks	Shares to be sold were from the vesting of the restricted stock units to cover tax obligations. These came from the RSU 2024 incentive plan and from various dates
Date of Notice	03/18/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	CONFORMED SIGNATURE ON FILE
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)