The information in this report (including Exhibit 99.1) shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended (the “Securities Act”), except as expressly set forth by specific reference in such filing.

Director — Michael J. Maddox: The company expanded its board to enhance directors' skill set mix, geographic representation and diversity.

Other Events. On June 15, 2026, the Board of Directors of CVB Financial Corp. (the “Company”), the holding company for Citizens Business Bank, National Association, authorized the Company to repurchase up to 15,000,000 shares (the “Maximum Amount”) of the Company’s common stock (the “2026 Repurchase Program”), including by means of one or more Rule 10b5-1 plans or other appropriate buy-back arrangements, including open market purchases and private transactions. This 2026 Repurchase Program re…

CEO — David A. Brager: The CEO's employment agreement was renewed and extended, providing continued stability and compensation.

Executive Vice President and General Counsel — Richard Wohl: Richard Wohl is retiring from his role as Executive Vice President and General Counsel.

The information in this report (including Exhibit 99.1) shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended (the “Securities Act”), except as expressly set forth by specific reference in such filing.

Completion of Acquisition or Disposition of Assets. Effective April 17, 2026 (the “Closing Date”), CVB Financial Corp., a California corporation (“CVBF” or the “Company”) completed its previously announced acquisition of Heritage Commerce Corp, a California corporation (“Heritage”), in accordance with the terms and conditions of that certain Agreement and Plan of Reorganization and Merger, dated as of December 17, 2025, by and between CVBF and Heritage (the “Merger Agreement”). On the Closing…

President — R. Clay Jones: Mr. R. Clay Jones was appointed as President of CVBF and Citizens, with Mr. David A. Brager continuing as CEO.

of this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing, except as shall be expressly stated by specific r…

Other Events As previously disclosed, on December 17, 2025, CVB Financial Corp., a California corporation (“CVBF”), and Heritage Commerce Corp, a California corporation (“Heritage”), entered into an Agreement and Plan of Reorganization and Merger (the “Reorganization Agreement”), pursuant to which Heritage will merge with and into CVBF, with CVBF continuing as the surviving corporation (the “Merger”). Promptly following the Merger, Heritage Bank of Commerce, a California banking corporation a…

Director — Kimberly Sheehy: Kimberly Sheehy is retiring from her role as a director and will not stand for reelection.

Results of Operations and Financial Condition. On January 21, 2026, CVB Financial Corp. issued a press release setting forth the financial results for the quarter and the year ended December 31, 2025, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

The provided text is only the standard Item 5.02 header and introductory phrase, containing no specific details about a person, role, or action to classify.

Entry Into a Material Definitive Agreement Agreement and Plan of Reorganization and Merger On December 17, 2025, CVB Financial Corp., a California corporation (the “Company” or “CVBF”), and Heritage Commerce Corp, a California corporation (“Heritage”), entered into an Agreement and Plan of Reorganization and Merger (the “Reorganization Agreement”), pursuant to which Heritage will merge with and into the Company, with the Company continuing as the surviving corporation (the “Merger”). Promptly…

Director — Timothy Stephens: Mr. Timothy Stephens was appointed as a new Board Member and Director of the wholly-owned banking subsidiary.

Results of Operations and Financial Condition. On October 22, 2025, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended September 30, 2025, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

Results of Operations and Financial Condition.* On July 23, 2025, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended June 30, 2025 and filed a corresponding Form 8-K to furnish such press release on July 24, 2025 (“Original Filing”). This Amendment No. 1 on Form 8-K/A is being filed to correct certain information set forth in the press release attached as Exhibit 99.1 to the Original Filing. Subsequent to the filing, the Company identified an…

Results of Operations and Financial Condition. On July 23, 2025, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended June 30, 2025, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

Results of Operations and Financial Condition.* On April 23, 2025, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended March 31, 2025, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

Results of Operations and Financial Condition.* On January 22, 2025, CVB Financial Corp. issued a press release setting forth the financial results for the quarter and the year ended December 31, 2024, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

Chief Accounting Officer — Sheryl P. Laygo: The filing discloses the internal promotion of the Controller to Chief Accounting Officer to succeed a resigning officer, representing an orderly succession rather than a loss of a top-tier executive like the CEO or CFO.

Other Events. On November 20, 2024, the Board of Directors of CVB Financial Corp. (the “Company”), the holding company for Citizens Business Bank, authorized the Company to repurchase up to 10,000,000 shares (the “Maximum Amount”) of the Company’s common stock (the “2024 Repurchase Program”), including by means of one or more Rule 10b5-1 plans or other appropriate buy-back arrangements, including open market purchases and private transactions. This 2024 Repurchase Program replaces in its enti…

Chief Accounting Officer — Francene LaPoint: The Chief Accounting Officer is resigning for another opportunity, with the CFO serving as interim successor, indicating an orderly but genuine loss of a senior executive.

Results of Operations and Financial Condition.* On October 23, 2024, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended September 30, 2024, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this

Results of Operations and Financial Condition.* On July 24, 2024, CVB Financial Corp. issued a press release setting forth the financial results for the quarter ended June 30, 2024, and information relating to our quarterly conference call and webcast. A copy of this press release is attached hereto as Exhibit 99.1 and is being furnished pursuant to this