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 Exchange Act of 1934 Date of Report (date of earliest event reported): May 10, 2005 CARRIZO OIL & GAS, INC. (Exact name of registrant as specified in its charter) Texas 000-29187-87 76-0415919 (State or other (Commission (I.R.S. Employer jurisdiction of File Number) Identification No.) incorporation) 1000 Louisiana Street Suite 1500 Houston, Texas 77002 (Address of principal executive offices) (Zip code) Registrant's telephone number, including area code: (713) 328-1000 N/A (Former name or former address, if changed since last report.) Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Item 1.01 Entry into a Material Definitive Agreement. On May 10, 2005, at the annual meeting of the shareholders of Carrizo Oil & Gas, Inc. (the "Company"), the shareholders of the Company approved Amendment No.5 (the "Amendment No.5") to the Company's Amended and Restated Incentive Plan (the "Incentive Plan"). The Amendment amends the Incentive Plan to, among other things, (1) replace automatic initial awards of stock options to new directors to purchase 10,000 shares of common stock and automatic awards of stock options to Board committee chairmen with discretionary awards of stock options or restricted stock that are determined by the Company's compensation committee or Board of Directors, (2) give the Company's compensation committee and Board of Directors additional flexibility in determining awards to Board committee members and in establishing the specific terms of awards of options and restricted stock granted to directors, including without limitation the vesting schedules for those awards and the dates those awards may be granted, and (3) make certain clarifications to other provisions of the Incentive Plan. The foregoing description of Amendment No.5 is not complete and is qualified by reference to the complete Amendment No.5, which is attached hereto as an exhibit and incorporated herein by reference. Item 9.01. Financial Statements and Exhibits. (c) Exhibits. Exhibit Number Description -------------- ----------- 10.1 Amendment No.5 to the Amended and Restated Incentive Plan of Carrizo Oil & Gas, Inc. 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. CARRIZO OIL & GAS, INC. CARRIZO OIL & GAS, INC. By: /s/ Paul F. Boling ------------------ Name: Paul F. Boling Title: Vice President and Chief Financial Officer Date: May 16, 2005 EXHIBIT INDEX 10.1 Amendment No.5 to the Amended and Restated Incentive Plan of Carrizo Oil & Gas, Inc.