UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of report (Date of earliest event reported): December 15, 2025

Abpro Holdings, Inc.

(Exact name of registrant as specified in its charter)

Delaware		001-41224		87-1013956
(State or other jurisdiction of incorporation)		(Commission File Number)		(I.R.S. Employer Identification No.)

100 Summit Drive Burlington, MA		01803
(Address of principal executive offices)		(Zip Code)

1-800-396-5890

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of Each Class	Trading Symbol(s)	Name of Each Exchange on Which Registered
Shares of Common Stock, par value $0.0001 per share	ABP	The Nasdaq Stock Market LLC
Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $114.90	ABPWW	The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☒

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure

On December 15, 2025, Abpro Holdings, Inc. (the “Company”) issued a press release announcing that the Company submitted an investigational new drug (IND) application to the U.S. Food and Drug Administration (FDA) to initiate a phase 1 clinical trial of T cell engager ABP-102/CT-P72 for HER2-positive cancers. A copy of the press release is attached hereto as Exhibit 99.1 hereto and is incorporated into this Item 7.01 by reference.

The information in this Item 7.01 of this Current Report on Form 8-K, including the exhibit, shall not be deemed “filed” for purposes of Section 18 of the Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of such section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits

(d) Exhibits

Exhibit No.		Description
99.1		Press Release, dated December 15, 2025
104		Cover Page Interactive Data File (embedded within the inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	ABPRO HOLDINGS, INC.

	By:	/s/ Miles Suk
	Name:	Miles Suk
	Title:	Chief Executive Officer

Dated: December 15, 2025

Abpro Holdings, Inc. 8-K