UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from __________ to __________ Commission file number: 001-41224 Abpro Holdings, Inc. (Exact Name of Registrant as Specified in Its Charter) | Delaware 85-1013956 | | | | -- ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-41224 Abpro Holdings, Inc. (Exact name of registrant as specified in its charter) | Delaware | 87-1013956 | | --- | --- | | (State or ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (MARK ONE) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 001-41224 ABPRO HOLDINGS, INC. (F/K/AATLANTIC COASTAL ACQUISITION CORP. II) (Exact Name of Registrant as Specified in Its Charter) | --- | ...

Table of Contents Title of each classTrading Symbol(s)Name of each exchange on which registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common stock at an exercise price of $11.50 ACABW The Nasdaq Stock Mar ...

Table of Contents Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common sto ...

Table of Contents Title of Each ClassTrading Symbol(s)Name of Each Exchange on Which Registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common stock at an exercise price of $11.50 ACABW The Nasdaq Stock Mar ...

Table of Contents Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common sto ...

Financial Performance - For the three months ended June 30, 2023, the company reported a net income of $802,803, consisting of interest income from bank of $14,241 and interest earned on marketable securities of $1,526,546, offset by operating costs of $420,341 and income tax provision of $317,643 [103]. - For the six months ended June 30, 2023, the company achieved a net income of $2,873,331, with interest income from bank of $17,783 and interest earned on marketable securities of $4,811,088, after accounting for operating costs of $957,899 and income tax provision of $997,641 [105]. - The company incurred cash used in operating activities of $227,003 for the six months ended June 30, 2023, with net income affected by interest earned on marketable securities [112]. Marketable Securities and Cash Holdings - As of June 30, 2023, the company held marketable securities in the Trust Account amounting to $35,997,814, consisting of U.S. Treasury Bills with a maturity of 185 days or less [114]. - As of June 30, 2023, the company had cash of $2,227,712, with $363,903 classified as restricted cash for tax payments [116]. Initial Public Offering (IPO) - The company completed its Initial Public Offering on January 19, 2022, raising gross proceeds of $300,000,000 from the sale of 30,000,000 Units, including an over-allotment option [107]. - Transaction costs related to the Initial Public Offering totaled $17,204,107, which included $5,760,000 in underwriting fees and $10,500,000 in deferred underwriting fees [108]. Business Combination and Future Plans - The company intends to use substantially all funds in the Trust Account to complete its Business Combination, with remaining proceeds allocated for working capital and growth strategies [115]. - The company has until October 19, 2023, to consummate a Business Combination, after which a mandatory liquidation and dissolution will occur if not completed [120]. Accounting Standards - The company adopted ASU 2016-13 on January 1, 2023, which did not have a material impact on its financial statements [128]. - ASU 2020-06, effective for fiscal years beginning after December 15, 2023, simplifies accounting for convertible instruments and diluted earnings per share calculation [127]. - Management believes that no recently issued accounting standards will materially affect the condensed financial statements [129]. Off-Balance Sheet Arrangements - The company has no off-balance sheet arrangements as of June 30, 2023, and does not participate in transactions that create relationships with unconsolidated entities [121].

Table of Contents Title of each classTrading Symbol(s)Name of each exchange on which registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common stock at an exercise price of $11.50 ACABW The Nasdaq Stock Mar ...

Table of Contents Securities registered pursuant to Section 12(b) of the Act: Title of Each Class Trading Symbol(s) Name of Each Exchange on Which Registered Units, each consisting of one share of Series A common stock, $0.0001 par value, and one-half of one redeemable warrant ACABU The Nasdaq Stock Market LLC Shares of Series A common stock included as part of the units ACAB The Nasdaq Stock Market LLC Warrants included as part of the units, each whole warrant exercisable for one share of Series A common s ...