SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 12, 2000 Greater Bay Bancorp (Exact name of registrant as specified in its charter) California 77-0387041 (State or other jurisdiction of (I.R.S. employer incorporation or organization) identification number) Commission file number: 0-25034 2860 West Bayshore Road Palo Alto, California 94303 (Address of principal executive offices and zip code) Registrant's telephone number, including area code: (650) 813-8200 Item 5. Other Events. Reference is hereby made to the Registrant's press release attached hereto as Exhibit 99.1 which meets the requirements for filing under Item 5 and is incorporated herein by reference. Item 7. Financial Statements and Exhibits. Exhibits - -------- 99.1 Press Release dated April 12, 2000. 2 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Greater Bay Bancorp (Registrant) Dated: April 20, 2000 By: /s/ Linda M. Iannone --------------------------------------- Linda M. Iannone Senior Vice President and General Counsel 3 Exhibit Index ------------- 99.1 Press Release dated April 12, 2000 4