SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 ------------- FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report: APRIL 17, 2003 ----------------------------------------------------------------- Date of earliest event reported: APRIL 17, 2003 ------------------------------------------------ DIAMOND OFFSHORE DRILLING, INC. -------------------------------------------------------------------------------- (Exact Name of Registrant as Specified in Charter) DELAWARE 1-13926 76-0321760 -------------------------------------------------------------------------------- (State or Other Jurisdiction (Commission File Number) (IRS Employer of Incorporation) Identification No.) 15415 KATY FREEWAY, HOUSTON, TEXAS 77094 -------------------------------------------------------------------------------- (Address of Principal Executive Offices) (Zip Code) Registrant's telephone number, including area code (281) 492-5300 ---------------------------- NOT APPLICABLE -------------------------------------------------------------------------------- (Former name or former address, if changed since last report) INFORMATION TO BE INCLUDED IN THE REPORT ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS (c) Exhibits. Exhibit number Description -------------- ----------- 99.1 Press release dated April 17, 2003 ITEM 9. REGULATION FD DISCLOSURE The following disclosure is being furnished pursuant to Item 12 ("Results of Operations and Financial Condition") of Form 8-K. The information set forth in the press release issued by Diamond Offshore Drilling, Inc. announcing financial results for the fiscal quarter ended March 31, 2003, attached hereto as Exhibit 99.1, is incorporated herein by reference. 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. DIAMOND OFFSHORE DRILLING, INC. By: /s/ William C. Long ------------------------------------------- William C. Long Vice President, General Counsel & Secretary Dated: April 17, 2003 3 EXHIBIT INDEX Exhibit number Description -------------- ----------- 99.1 Press release dated April 17, 2003 4