Completion of Acquisition or Disposition of Assets. Effective on August 1, 2026, Esquire Financial Holdings, Inc., a Maryland corporation (“Esquire”), completed its previously announced merger with Signature Bancorporation, Inc., an Illinois corporation (“Signature”), pursuant to the Agreement and Plan of Merger, dated as of March 11, 2026 (the “Merger Agreement”), by and among Esquire, Esquire Merger Sub, Inc., a Maryland corporation and a direct, wholly owned subsidiary of Esquire (“Merger…

President, Director — Michael G. O’Rourke: Appointment of Michael G. O'Rourke as President and Director following a merger agreement.

Other Events. On July 30, 2026, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.20 per share of common stock, payable on September 1, 2026, to each stockholder of record on August 14, 2026.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Other Events. On April 30, 2026, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.20 per share of common stock, payable on June 1, 2026, to each stockholder of record on May 15, 2026.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Director — Mr. Selig Zises: Resigned due to personal health and related disability.

Entry into a Material Definitive Agreement. On March 11, 2026, Esquire Financial Holdings, Inc., a Maryland corporation (“Esquire”), Esquire Merger Sub, Inc., a Maryland corporation and a direct, wholly owned subsidiary of Esquire (“Merger Sub”), and Signature Bancorporation, Inc., an Illinois corporation (“Signature”), entered into an Agreement and Plan of Merger (the “Merger Agreement”). The Merger Agreement provides that, upon the terms and subject to the conditions set forth therein, Merg…

Other Events. On February 2, 2026, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced that, on January 30, 2026, the Board of Directors of the Company approved an increase to its regular quarterly dividend by 14% to $0.20 per share of common stock, payable on March 2, 2026, to each stockholder of record on February 13, 2026.

Director — Mr. Joseph Melohn: Mr. Joseph Melohn resigned from his director and committee positions to focus on other professional and personal commitments.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Other Events. On October 30, 2025, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.175 per share of common stock, payable on December 1, 2025, to each stockholder of record on November 14, 2025.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Other Events. On July 24, 2025, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.175 per share of common stock, payable on September 2, 2025, to each stockholder of record on August 15, 2025.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Director — Raymond Kelly: Raymond Kelly was appointed to the Board of Directors.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Other Events. On April 24, 2025, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.175 per share of common stock, payable on June 2, 2025, to each stockholder of record on May 15, 2025.

Other Events. On January 30, 2025, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced an increase to its regular quarterly dividend by 17% to $0.175 per share of common stock, payable on March 3, 2025, to each stockholder of record on February 14, 2025.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Adoption of an Annual Incentive Plan for employees.

Other Events. On October 30, 2024, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.15 per share of common stock, payable on December 2, 2024, to each stockholder of record on November 15, 2024.

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

and Exhibit 99.1 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, and shall not be incorporated by reference into any filings made by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, except as expressly set forth by specific reference in such filing. ​

Other Events. On July 25, 2024, Esquire Financial Holdings, Inc. (the “Company”), the financial holding company for Esquire Bank, National Association (“Esquire Bank” or the “Bank”), announced its regular quarterly dividend of $0.15 per share of common stock, payable on September 3, 2024, to each stockholder of record on August 15, 2024.