-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, GOHnILHsfY8zO6SnMu9jMcx7V9Rdi78YsVbMuHvBTyqlgYj5ZruxemLcZ1kI+CqY yWsLScra2Tm/jSpOUoFyTw== 0000950129-97-003633.txt : 19970912 0000950129-97-003633.hdr.sgml : 19970912 ACCESSION NUMBER: 0000950129-97-003633 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 19970904 SROS: NONE SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: CARRIZO OIL & GAS INC CENTRAL INDEX KEY: 0001040593 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 760415919 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: SEC FILE NUMBER: 005-51465 FILM NUMBER: 97675480 BUSINESS ADDRESS: STREET 1: 14811 ST MARYS LANE STREET 2: STE 148 CITY: HOUSTON STATE: TX ZIP: 77079 BUSINESS PHONE: 2814961352 MAIL ADDRESS: STREET 1: CARRIZO OIL & GAS INC STREET 2: 14811 ST MARYS LANE STE 148 CITY: HOUSTON STATE: TX ZIP: 77079 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: HAMILTON DOUGLAS A P CENTRAL INDEX KEY: 0001044668 STANDARD INDUSTRIAL CLASSIFICATION: [] FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 462 BROADWAY SECOND FLOOR CITY: NEW YORK STATE: NY ZIP: 10013 BUSINESS PHONE: 2122193935 MAIL ADDRESS: STREET 1: 462 BROADWAY SECOND FLOOR CITY: NEW YORK STATE: NY ZIP: 10013 SC 13D/A 1 AMEND. #1 TO CARRIZO OIL & GAS, INC.(D. HAMILTON) 1 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D (AMENDMENT NO. 1) Under the Securities Exchange Act of 1934* Carrizo Oil & Gas, Inc. - ------------------------------------------------------------------------------- (Name of Issuer) Common Stock, par value $.01 per share - ------------------------------------------------------------------------------- (Title of Class of Securities) 144577 10 3 - ------------------------------------------------------------------------------- (CUSIP Number) Douglas A.P. Hamilton 462 Broadway, Second Floor New York, New York 10013 (212) 219-3935 - ------------------------------------------------------------------------------- (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) September 3, 1997 - ------------------------------------------------------------------------------- (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(b)(3) or (4), check the following box []. Note: Six copies of this statement, including all exhibits, should be filed with the Commission. See Rule 13d-1(a) for other parties to whom copies are to be sent. 2 INTRODUCTORY NOTE. This Amendment No. 1 to Schedule 13D is being filed on behalf of Douglas A.P. Hamilton ("Mr. Hamilton"), to supplement certain information set forth in the Schedule 13D relating to securities of Carrizo Oil & Gas, Inc., a Texas corporation, originally filed by Mr. Hamilton on August 21, 1997. ITEM 2. IDENTITY AND BACKGROUND Item 2 is hereby amended and supplemented as follows: The address of Anatar's principal executive offices is 14811 St. Mary's Lane, Houston, Texas 77079. -2- 3 After reasonable inquiry and to the best of his knowledge and belief, the undersigned certifies that the information set forth in this statement is true, complete and correct. Date: September 3, 1997. /s/ DOUGLAS A.P. HAMILTON --------------------------------------- Douglas A.P. Hamilton -3- -----END PRIVACY-ENHANCED MESSAGE-----