1 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: SEPTEMBER 19, 1997 ---------------------------------------------------------------- Date of earliest event reported: SEPTEMBER 16, 1997 ----------------------------------------------- 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) 2 INFORMATION TO BE INCLUDED IN THE REPORT ITEM 5. OTHER EVENTS On September 16, 1997, Diamond Offshore Drilling, Inc. ("Diamond Offshore") entered into an Underwriting Agreement (the "Underwriting Agreement") with Loews Corporation ("Loews") and Goldman, Sachs & Co. (the "Underwriter") in connection with the sale by Loews of $1,000,000,000 principal amount of its 3-1/8% Exchangeable Subordinated Notes due September 15, 2007 (the "Notes") pursuant to an underwritten offering (the "Offering"). Pursuant to a 30-day option that Loews granted the Underwriter, the Underwriter may purchase up to an additional $150,000,000 principal amount of the Notes to cover over-allotments. The Notes are exchangeable into shares of Diamond Offshore's common stock, par value $.01 per share, at any time from October 1, 1998 to, and including, September 15, 2007. Also in connection with the Offering, Diamond Offshore and Loews entered into an agreement, dated as of September 16, 1997 (the "Registration Rights Agreement Amendment"), amending the Registration Rights Agreement, dated as of October 16, 1995, between Diamond Offshore and Loews. Filed herewith are (i) the Underwriting Agreement and (ii) the Registration Rights Agreement Amendment. 2 3 ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits. Exhibit number Description -------------- ----------- 1.1 Underwriting Agreement. 4.1 Registration Rights Agreement Amendment. 3 4 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/ RICHARD L. LIONBERGER ------------------------------------ Richard L. Lionberger Vice President, General Counsel and Secretary Dated: September 19, 1997 4 5 EXHIBIT INDEX Exhibit number Description -------------- ----------- 1.1 Underwriting Agreement. 4.1 Registration Rights Agreement Amendment. 5