Abpro Holdings, Inc. — fact timeline

Abpro Holdings, Inc. received a nasdaq delisting notice notice regarding stockholders equity (rules 5550(b)(1)).

“May 28, 2026, Abpro Holdings, Inc. (the “Company”) received written notification from the Nasdaq Listing and Hearing Review Council (the “Council”) that the Council had reviewed the decision of the Nasdaq Hearings Panel (the “Panel”) of the Nasdaq Stock Market LLC (“Nasdaq”) and had determined to reaffirm the Panel’s decision that due to the Company not having met the terms of the Panel’s November 10, 2025 decision that the Company demonstrate compliance with the minimum equity standard requirement under Nasdaq Listing Rule 5550(b)(1) by February 16, 2026, the Company’s securities will be deli”

Abpro Holdings, Inc. received a nasdaq delisting notice notice regarding stockholders equity (rules 5550(b)(1)).

“February 18, 2026, Abpro Holdings, Inc. (the “Company”) received written notification from the Nasdaq Hearings Panel (the “Panel”) of the Nasdaq Stock Market LLC (“Nasdaq”) stating that, due to the Company not having met the terms of the Panel’s November 10, 2025 decision that the Company demonstrate compliance with the minimum equity standard requirement under Nasdaq Listing Rule 5550(b)(1) by February 16, 2026, the Company’s securities will be delisted from Nasdaq, and trading will be suspended at the open of trading on February 23, 2026. The Company has 15 days after the date it received no”

Abpro Holdings, Inc. received a nasdaq delisting notice notice regarding board independence (rules 5605(b)(1), 5605(b)(1)(A), 5605(c)(2), 5605(c)(4), 5605(d)(2)(A)).

“February 5, 2026, the Company received written notice from Nasdaq stating that, as a result of the resignations described above, the Company is no longer in compliance with Nasdaq Listing Rule 5605(b)(1), which requires a majority of the Board to be comprised of independent directors as defined in Nasdaq Listing Rule 5605(a)(2), and Nasdaq Listing Rule 5605(c)(2), which requires the audit committee of the Board (the “Audit Committee”) to consist of at least three members, each of whom is an independent director under the Nasdaq Listing Rules and meets the heightened independence standards appl”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding audit committee (rules 5605(b)(1), 5605(b)(1)(A), 5605(c)(2), 5605(c)(4), 5605(d)(2)(A)).

“February 5, 2026, the Company received written notice from Nasdaq stating that, as a result of the resignations described above, the Company is no longer in compliance with Nasdaq Listing Rule 5605(b)(1), which requires a majority of the Board to be comprised of independent directors as defined in Nasdaq Listing Rule 5605(a)(2), and Nasdaq Listing Rule 5605(c)(2), which requires the audit committee of the Board (the “Audit Committee”) to consist of at least three members, each of whom is an independent director under the Nasdaq Listing Rules and meets the heightened independence standards appl”

Abpro Holdings, Inc. incurred loan of $147,000 with Miles J.W. Suk at three-month Term SOFR plus 2.0% per annum; no interest accrues during first thre maturing nine-month term from date of advance.

“On January 17, 2026, Abpro Holdings, Inc. (the “ Company ”) entered into a Loan Agreement with its Chief Executive Officer and Chairman, Miles J.W. Suk (the “ Lender ”), pursuant to which the Lender agreed to provide the Company with an unsecured loan in the principal amount of $147,000 to fund the premium for the Company’s directors’ and officers’ liability insurance.”

Abpro Holdings, Inc.: Company filed a Certificate of Amendment to effect a 1:30 reverse stock split of common stock (effective 2025-10-31).

“On October 16, 2025, Abpro Holdings, Inc. (the “Company”) filed with the Delaware Secretary of State a Certificate of Amendment to the Certificate of Incorporation of the Company (the “Certificate of Amendment”), which will become effective at 5:01 p.m. on October 31, 2025 (the “Effective Time”), to effect a one-for-thirty (1:30) reverse stock split (the “Reverse Stock Split”), of the shares of the Company’s common stock, par value $0.0001 per share (the “Common Stock”).”

Abpro Holdings, Inc. received a nasdaq hearing update notice regarding minimum bid price (rules 5450(a)(1)).

“unknown risks, uncertainties and assumptions which may cause actual results to differ materially from any results expressed or implied by any forward-looking statement, including, but not limited to, the Company’s ability to regain compliance with the Nasdaq Listing Rule and the other important factors outlined under the caption “Risk Factors” in the Company’s Annual Report on Form 10-K filed with the Securities and Exchange Commission (“SEC”) on April 15, 2025, as such factors may be updated from time to time in its other filings with the SEC, which are available on the SEC’s website at www.s”

Abpro Holdings, Inc. received a nasdaq delisting notice notice regarding market value (rules 5450(b)(2)(C), 5450(b)(2)(A)).

“October 14, 2025, the Company received a letter (the “Notice”) from Nasdaq notifying the Company that it had not regained compliance with either the MVPHS Requirement or the MVLS Requirement during the compliance period. During the Hearing, the Company will present its plans to regain compliance with the Minimum Bid Price Requirement, the MVPHS requirement and the MVLS requirement. Any further delisting action has been stayed pending the Panel’s decision and/or any further extension provided by the Panel; therefore, the Notice has no immediate effect on the listing of the Company’s common stoc”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5450(a)(1)).

“September 30, 2025, the Company received a letter from Nasdaq notifying the Company that it had not regained compliance with the Minimum Bid Price Requirement during the compliance period. Accordingly, unless the Company requests an appeal by October 7, 2025, the Company’s common stock will be scheduled for delisting at the opening of business on October 9, 2025. Accordingly, the Company intends to timely request a hearing before the appeal panel (the “Panel”). The hearing request will stay the suspension of the Company’s securities with Nasdaq pending the Panel’s decision or any extension of”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding market value (rules 5450(b)(2)(A)).

“April 10, 2025, Abpro Holdings, Inc. (the “Company”) received two letters from the listing qualifications department staff (the “Staff”) of The Nasdaq Stock Market (“Nasdaq”). One letter (the “MVPHS Notice”) indicated that based upon Nasdaq’s review of the Company’s Market Value of Publicly Held Shares (“MVPHS”) for the last 30 consecutive business days prior to the date of the MVPHS Notice, the Company no longer meets the requirements of Nasdaq Listing Rule 5450(b)(2)(C), which requires listed securities to maintain a minimum MVPHS of $15,000,000 (the “MVPHS Requirement”). The Company intends”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding market value (rules 5450(b)(2)(C)).

“April 10, 2025, Abpro Holdings, Inc. (the “Company”) received two letters from the listing qualifications department staff (the “Staff”) of The Nasdaq Stock Market (“Nasdaq”). One letter (the “MVPHS Notice”) indicated that based upon Nasdaq’s review of the Company’s Market Value of Publicly Held Shares (“MVPHS”) for the last 30 consecutive business days prior to the date of the MVPHS Notice, the Company no longer meets the requirements of Nasdaq Listing Rule 5450(b)(2)(C), which requires listed securities to maintain a minimum MVPHS of $15,000,000 (the “MVPHS Requirement”). The Company intends”

Abpro Holdings, Inc. reported that prior financial statements should not be relied upon.

“the Audit Committee of the Board of Directors (the “Audit Committee”) of Abpro Holdings, Inc. (the “Company”), in consultation with Company management, determined that the Company’s financial statements (collectively, the “Prior Period Financial Statements”) as of the periods ended September 30, 2024, December 31, 2023 and December 31, 2022 (collectively, the “Non-Reliance Periods”) should no longer be relied upon.”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding minimum bid price (rules 5450(a)(1), 5810(c)(3)(A)).

“April 2, 2025, Abpro Holdings, Inc. (the “Company”) received written notice (the “Notice”) from the Listing Qualifications Department of The Nasdaq Stock Market (“Nasdaq”) notifying the Company that, based on the closing bid price of the Company’s common stock for the last 30 consecutive business days, the Company no longer complies with the minimum bid price requirement for continued listing on The Nasdaq Stock Market LLC. Nasdaq Listing Rule 5450(a)(1) requires listed securities to maintain a minimum bid price of $1.00 per share (the “Minimum Bid Price Requirement”), and Nasdaq Listing Rule”

Miles Suk was appointed as Chief Executive Officer at Abpro Holdings, Inc..

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

Ian Chan was terminated as Chief Executive Officer at Abpro Holdings, Inc..

“On March 7, 2025, Abpro Holdings, Inc. (the “Company”) announced that it had terminated Ian Chan as Chief Executive Officer and principal executive officer of the Company, effective as of March 3, 2025.”

Abpro Holdings, Inc. engaged Wolf & Company, P.C. as its auditor.

“On December 9, 2024, the Company engaged Wolf & Company, P.C. (“Wolf”) as Marcum’s replacement.”

Abpro Holdings, Inc. dismissed Marcum LLP as its auditor.

“Effective December 9, 2024, Abpro Holdings, Inc. (the “Company) dismissed Marcum LLP (“Marcum”) as its independent registered public accounting firm.”

Shahraab Ahmad resigned as Chief Financial Officer at Abpro Holdings, Inc..

“On November 21, 2024, Shahraab Ahmad notified Abpro Holdings, Inc., a Delaware corporation (the “Company”) of his resignation as the Company’s Chief Financial Officer, effective November 22, 2024.”

Abpro Holdings, Inc.: Ceased being a shell company due to business combination.

“As a result of the Business Combination, ACAB ceased being a shell company.”

Abpro Holdings, Inc.: Adopted amended and restated bylaws (effective 2024-11-12).

“Effective November 12, 2024, the board of directors of ACAB also adopted the Amended and Restated Bylaws of New Abpro”

Abpro Holdings, Inc.: Adopted amended and restated certificate of incorporation (effective 2024-11-12).

“ACAB adopted the Amended and Restated Certificate of Incorporation effective as of November 12, 2024.”

Abpro Holdings, Inc. completed an acquisition involving Abpro Corporation for approximately $500 million (closed 2024-11-13).

“Pursuant to the terms of the BCA, the Merger Consideration was approximately $500 million. The Merger Consideration consisted of an aggregate of approximately 50,000,000 shares of Common Stock of New Abpro, consisting of 39,123,200 shares of Common Stock issued to Abpro Corporation shareholders, and 10,872,400 shares of Common Stock reserved for issuance in connection with certain Abpro Corporation rollover RSUs and stock options.”

Abpro Holdings, Inc. underwent a change of control involving Abpro Corporation for approximately $500 million (closed 2024-11-13).

“” and “ Business Combination Agreement ” above is incorporated into this Item 2.01 by reference. Pursuant to the terms of the BCA, the Merger Consideration was approximately $500 million. The Merger Consideration consisted of an aggregate of approximately 50,000,000 shares of Common Stock of New Abpro, consisting of 39,123,200 shares of Common Stock issued to”

Abpro Holdings, Inc. received a nasdaq deficiency notice notice regarding other (rules 5450(b)(1)(B), 5450(b)(2)(C)).

“April 18, 2024, Atlantic Coastal Acquisition Corp. II (the “Company”) received letters from the Nasdaq Stock Market LLC (“Nasdaq”) indicating that (i) the Company was not in compliance with Nasdaq’s Listing Rule 5450(b)(1)(B) because the Company has not, as of the fiscal year ended December 31, 2023, maintained a minimum of 1,100,000 publicly held shares, as required under the Nasdaq continued listing standards for The Nasdaq Global Market and (ii) the Company has failed to maintain a minimum market value of publicly held shares of $15,000,000 for the 30 consecutive business day period precedi”

Abpro Holdings, Inc. entered into Subscription Agreement with Polar Multi-Strategy Master Fund valued at up to $360,000 (effective 2024-04-10).

“On April 10, 2024, Atlantic Coastal Acquisition Corp. II (“ACAB”), Polar Multi-Strategy Master Fund (the “Investor”), and Atlantic Coastal Acquisition Management II LLC, ACAB’s sponsor (the “Sponsor”) entered into a subscription agreement (the “Subscription Agreement”) pursuant to which the Investor agreed to provide a capital contribution to the Sponsor in an aggregate amount of up to $360,000 (the “Capital Contribution”) in exchange for 1 share of ACAB’s Series A common stock (“ACAB common stock”) held by the Sponsor for each $1 invested by the Investor as of the closing of ACAB’s proposed business combination (the “De-SPAC Closing”), provided that the obligation to make capital contributions will terminate on September 19, 2024.”

Abpro Holdings, Inc.: Amendment to extend the deadline for consummating a business combination from December 19, 2023 to March 19, 2024, with possible monthly extensions up to September 19, 2024 (effective 2023-12-15).

“the stockholders approved a proposal to amend the Company’s amended and restated certificate of incorporation, as amended (the “ Charter ”), to extend the date by which the Company must (i) consummate a merger, capital stock exchange, asset acquisition, stock purchase, reorganization or similar business combination involving the Company and one or more businesses (a “ Business Combination ”), (ii) cease its operations if it fails to complete such Business Combination, and (iii) redeem or repurchase 100% of the Company’s Series A common stock included as part of the units sold in the Company’s initial public offering that was consummated on January 19, 2022 (the “ Public Shares ”), from December 19, 2023 (the “ Original Termination Date ”) to March 19, 2024 (the “ Extended Date ”)”

Abpro Holdings, Inc. entered into Business Combination Agreement with Atlantic Coastal Acquisition Corp. II (effective 2023-12-11).

“On December 11, 2023, Atlantic Coastal Acquisition Corp. II, a Delaware corporation (“ ACAB ”), Abpro Merger Sub Corp., a Delaware corporation (“ Merger Sub ”), and Abpro Corporation, a Delaware corporation (the “ Company ” or “ Abpro ”), entered into a business combination agreement (the “ Business Combination Agreement ”).”

Curtis Collar was appointed as Director at Abpro Holdings, Inc..

“On November 6, 2023, the Sponsor appointed Curtis Collar to the Board and the Audit Committee of the Board.”

Iqbaljit Kahlon resigned as Director at Abpro Holdings, Inc..

“On November 6, 2023, Iqbaljit Kahlon resigned from the Board of Directors (the “Board”), and all committees thereof, of Atlantic Coastal Acquisition Corp. II.”

Abpro Holdings, Inc. incurred loan of $80,000 with Atlantic Coastal Acquisition Management II LLC at non-interest bearing.

“On October 14, 2023, Atlantic Coastal Acquisition Corp. II (the “Company”) issued a non-interest bearing, unsecured promissory note in the aggregate principal amount of $80,000 (the “Note”) to Atlantic Coastal Acquisition Management II LLC, the Company’s initial public offering sponsor (the “Sponsor”).”

Abpro Holdings, Inc.: Amended charter to extend business combination deadline, add Series B-to-Series A conversion right, and require 65% vote for certain amendments (effective 2023-04-18).

“a proposal to amend the Company’s amended and restated certificate of incorporation (the “Charter”) to (a) extend the date by which the Company must consummate a business combination, (b) provide holders of Series B Common Stock (as defined in the Charter) the right to convert any and all their Series B Common Stock into Series A common stock on a one-for-one basis prior to the closing of a business combination at the election of the holder and (c) provide that certain charter amendments can be effectuated with the affirmative vote of 65% of the shares of common stock outstanding that are entitled to vote”

Abpro Holdings, Inc. shareholders approved Proposal to amend the Charter to extend the business combination date, provide Series B conversion rights, and allow certain amendments with 65% vote at the 2023-04-18 meeting.

“(1) Proposal No. 1 — The Charter Amendment Proposal — a proposal to amend the Company’s amended and restated certificate of incorporation (the “Charter”) to (a) extend the date by which the Company must consummate a business combination, (b) provide holders of Series B Common Stock (as defined in the Charter) the right to convert any and all their Series B Common Stock into Series A common stock on a one-for-one basis prior to the closing of a business combination at the election of the holder and (c) provide that certain charter amendments can be effectuated with the affirmative vote of 65% of the shares of common stock outstanding that are entitled to vote. The following is a tabulation of the votes with respect to this proposal, which was approved by the Company’s stockholders: For Against Abstain Broker Non-Votes 27,839,831 1,624,121 3 N/A”