Results of Operations and Financial Condition ​ On October 28, 2026, Hanover Bancorp, Inc. (the “Company”) issued a press release announcing its financial results for the three and nine months ended September 30, 2026. ​ The press release issued by the Company on October 28, 2026 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchan…

Other Events. ​ On August 26, 2026, Hanover Bancorp, Inc. (the “Company”), the parent holding company of Hanover Community Bank, issued a press release announcing that its Board of Directors has approved a new Share Repurchase Program. Under this program, which will expire on August 17, 2027, the Company may repurchase up to 370,000 shares, or approximately 5% of its outstanding common stock. The new Share Repurchase Program will commence upon the exhaustion of the Company’s previously approv…

Results of Operations and Financial Condition ​ On July 23, 2026, Hanover Bancorp, Inc. (the “Company”) issued a press release announcing its financial results for the three and six months ended June 30, 2026. ​ The press release issued by the Company on July 23, 2026 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 19…

President — Kevin O'Connor: Kevin O'Connor was appointed as President of the Company and the Bank from an external position.

The filing describes the approval of a new equity incentive plan, not a management change.

Results of Operations and Financial Condition ​ On April 27, 2026, Hanover Bancorp, Inc. (the “Company”) issued a press release announcing its financial results for the three months ended March 31, 2026. ​ The press release issued by the Company on April 27, 2026 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, a…

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant ​ The information set forth under

Entry into a Material Definitive Agreement ​ On March 12, 2026, Hanover Bancorp, Inc. (the “Company”) entered into Subordinated Note Purchase Agreements (collectively, the “Purchase Agreements”) with certain qualified institutional buyers and accredited investors (collectively, the “Purchasers”) pursuant to which the Company issued and sold $35.0 million in aggregate principal amount of its 7.25% Fixed-to-Floating Rate Subordinated Notes due 2036 (the “Notes”). The Notes were issued by the Co…

Regulation FD Disclosure ​ On March 12, 2026, the Company issued a press release announcing the completion of the Private Placement, a copy of which is furnished herewith as Exhibit 99.1. In connection with the Private Placement, the Company also delivered an investor presentation to potential investors on a confidential basis, a copy of which is furnished herewith as Exhibit 99.2. The information furnished in Item 7.01, including Exhibit 99.1 and Exhibit 99.2, of this Current Report on Form…

President — McClelland 'Mac' Wilcox: Mr. Wilcox is leaving the Company and the Bank due to a management restructuring initiative.

Results of Operations and Financial Condition ​ On January 29, 2026, Hanover Bancorp, Inc. (the “Company”) issued a press release announcing its financial results for the three months and year ended December 31, 2025. ​ The press release issued by the Company on January 29, 2026 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchang…

Results of Operations and Financial Condition ​ On October 30, 2025, the Company announced its earnings for the period ended September 30, 2025. ​ The press release issued by the Company on October 30, 2025 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to t…

Results of Operations and Financial Condition ​ On July 23, 2025, the Company announced its earnings for the period ended June 30, 2025. ​ The press release issued by the Company on July 23, 2025 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilit…

Material Modification to Rights of Security Holders ​ Effective as of June 25, 2025 (the “Effective Day”), Parent merged with and into the Company, with the Company being the surviving corporation and successor in interest to Parent. The purpose of the Reincorporation Merger was to re-domicile Parent from New York to Maryland. The Surviving Corporation was incorporated on May 10, 2024 for the sole purpose of effecting the Reincorporation Merger. Prior to the Reincorporation Merger, the Surviv…

Completion of Acquisition or Disposition of Assets ​ The information contained in

Entry into a Material Definitive Agreement ​ On June 25, 2025, Hanover Bancorp, Inc., a New York corporation (“Parent”) entered into an Agreement and Plan of Merger (the “Merger Agreement”) with Hanover Bancorp, Inc., a Maryland corporation and Parent’s wholly owned subsidiary (the “Surviving Corporation” or the “Company”), pursuant to which, on the same date, Parent merged with and into the Surviving Corporation (the “Reincorporation Merger”). Upon the consummation of the Reincorporation Mer…

Results of Operations and Financial Condition ​ On April 23, 2025, the Company announced its earnings for the period ended March 31, 2025. ​ The press release issued by the Company on April 23, 2025 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabi…

Results of Operations and Financial Condition ​ On January 29, 2025, the Company announced its earnings for the period ended December 31, 2024. ​ The press release issued by the Company on January 29, 2025 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to th…

Results of Operations and Financial Condition ​ On October 23, 2024, the Company announced its earnings for the period ended September 30, 2024. ​ The press release issued by the Company on October 23, 2024 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to t…

Director — Michael Thaden: Michael Thaden was appointed as a director of Hanover Bancorp, Inc. and its subsidiary bank.

Results of Operations and Financial Condition ​ On July 24, 2024, the Company announced its earnings for the period ended June 30, 2024. ​ The press release issued by the Company on July 24, 2024 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilit…

Entry into a Material Definitive Agreement ​ On July 18, 2024, the Registrant entered into an Employment Agreement (the “Employment Agreement”) with Lance P. Burke, the Registrant’s Executive Vice President and Chief Financial Officer. The details of the Employment Agreement are set forth herein at

Executive Vice President and Chief Financial Officer — Lance P. Burke: The company entered into an Employment Agreement with Lance P. Burke, appointing him as the Executive Vice President and Chief Financial Officer.

Results of Operations and Financial Condition ​ On April 17, 2024, the Company announced its earnings for the period ended March 31, 2024. ​ The press release issued by the Company on April 17, 2024 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabi…

Results of Operations and Financial Condition ​ On January 24, 2024, the Company announced its earnings for the period ended December 31, 2023. ​ The press release issued by the Company on January 24, 2024 is furnished herewith as Exhibit 99.1. This information is being “furnished” in accordance with General Instruction B.2. of Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to th…