================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities and Exchange Act of 1934 Date of Report (date of Earliest Event Reported): May 12, 1997 GREATER BAY BANCORP (Exact name of registrant as specified in its charter) CALIFORNIA 0-25034 77-0387041 (State or other jurisdiction (Commission File Number) (I.R.S. Employer of incorporation or Identification Number) organization) 2860 WEST BAYSHORE ROAD PALO ALTO, CALIFORNIA 94303 (Address of principal executive offices and ZIP Code) REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE: (415) 813-8200 ================================================================================ ITEM 1. CHANGES IN CONTROL OF REGISTRANT. Not applicable. ITEM 2. ACQUISITION OR DISPOSITION OF ASSETS. Not applicable. ITEM 3. BANKRUPTCY OR RECEIVERSHIP. Not applicable. ITEM 4. CHANGES IN REGISTRANT'S CERTIFYING ACCOUNTANT. Not applicable. ITEM 5. OTHER EVENTS. A. Amendments of Articles of Incorporation and Bylaws. Effective May 12, 1997, a majority of the outstanding shares of common stock, no par value ("Common Stock"), of Greater Bay Bancorp (the "Company") approved by written consent proposals (the "Proposals") to (i) amend the Company's Articles of Incorporation to eliminate cumulative voting in the election of directors, and (ii) amend the Company's Bylaws to provide for the classification of the Company's Board of Directors for purposes of the election of directors. B. Consummation of Trust Preferred Securities Offering. On March 31, 1997, the Company, through its wholly-owned subsidiary, GBB Capital I, a Delaware statutory business trust, consummated a $20 million offering (the "Offering") of GBB Capital I's 9.75% cumulative trust preferred securities. GBB Capital I invested the proceeds of the Offering in 9.75% Junior Subordinated Deferrable Interest Debentures (the "Debentures") issued by the Company. ITEM 6. RESIGNATIONS OF REGISTRANT'S DIRECTORS. Not applicable. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. (a) Financial Statements. Not applicable. (b) Pro Forma Financial Statements. Not applicable. 2 (c) Exhibits. 3.1 Articles of Incorporation of Greater Bay Bancorp, as amended. 3.2 Bylaws of Greater Bay Bancorp, as amended. 4.1 Junior Subordinated Indenture between Greater Bay Bancorp and Wilmington Trust Company, as Trustee, dated as of March 31, 1997. 4.2 Officer's Certificate and Company Order, dated March 31, 1997. 4.3 Reserved. 4.4 Reserved. 4.5 Reserved. 4.6 Amended and Restated Trust Agreement of GBB Capital I among Greater Bay Bancorp, as Depositor, Wilmington Trust Company, as Property Trustee and Delaware Trustee, and the Administrative Trustees named therein, dated as of March 31, 1997. 4.7 Trust Preferred Certificate of GBB Capital I. 4.8 Common Securities Certificate of GBB Capital I. 4.9 Guarantee Agreement between Greater Bay Bancorp, as Guarantor, and Wilmington Trust Company, as Trustee, dated as of March 31, 1997. 4.10 Agreement as to Expenses and Liabilities, dated as of March 31, 1997. 4.11 Reserved. 4.12 Reserved. 4.13 Reserved. 4.14 Supplemental Debenture Agreement, dated as of March 27, 1997. ITEM 8. CHANGE IN FISCAL YEAR. Not applicable. ITEM 9. SALES OF EQUITY SECURITIES PURSUANT TO REGULATION S. Not applicable. 3 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. GREATER BAY BANCORP Dated: June 2, 1997 /s/ Steven C. Smith ------------------------------- Steven C. Smith Executive Vice President, Chief Operating Officer and Chief Financial Officer 4