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: April 24, 2003 THE LUBRIZOL CORPORATION -------------------------------------------------------------------------------- (Exact name of registrant as specified in its charter) Ohio 1-5263 34-0367600 -------------------------------------------------------------------------------- (State or other (Commission File Number) (IRS Employer jurisdiction of incorporation) Identification No.) 29400 Lakeland Boulevard Wickliffe, Ohio 44092-2298 -------------------------------------------------------------------------------- (Address of principal executive offices) (Zip Code) (440) 943-4200 -------------------------------------------------------------------------------- (Registrant's telephone number, including area code) N/A -------------------------------------------------------------------------------- (Former name or former address, if changed since last report.) Item 7. Financial Statements, Pro Forma Financial Information and Exhibits. c. Exhibits 99.1 The Lubrizol Corporation News Release dated April 24, 2003 Item 9. Regulation FD Disclosure The following information is being furnished pursuant to Item 12 "Disclosure of Results of Operations and Financial Condition," and is included under this Item 9 in accordance with the procedural guidance in SEC Release No. 33-8216. A copy of the press release dated April 24, 2003 announcing the Company's results for the three months ended March 31, 2003, is attached as Exhibit 99.1 to this Current Report on Form 8-K The Company believes that disclosure of earnings per share data excluding the current year restructuring charge and the effect of the prior year accounting change is useful to investors because it depicts operating results excluding these items and may provide the investor with a better base from which to make future projections. SIGNATURE 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 thereunto duly authorized. THE LUBRIZOL CORPORATION Date: April 24, 2003 By: /s/ Leslie M. Reynolds Name: Leslie M. Reynolds Title: Corporate Secretary and Counsel EXHIBIT INDEX Exhibit No. Description ----------- ------------ 99.1 The Lubrizol Corporation New Release dated April 24, 2003.