UNITED STATES 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 (Date of earliest event reported) May 5, 2003 ----------- GIBRALTAR STEEL CORPORATION ----------------------------------- (Exact name of registrant as specified in its chapter) Delaware 0-22462 16-1445150 ---------------------------- -------------- ---------------- (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) 3556 Lake Shore Road P.O. Box 2028 Buffalo, New York 14219-0228 ----------------- ------------ (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code (716) 826-6500 -------------- ---------------------------------------------------------- (Former name or former address, if changed since last report) Item 7. Financial Statements, Pro Forma Financial Information and Exhibits. (a) Financial Statements of Businesses Acquired. No financial statements are required to be filed under applicable rules. (b) Pro Forma Financial Information. No pro forma financial information is required under applicable rules. (c) Exhibits. 99.1 Press Release of the Company dated May 5, 2003. Item 9. Regulation FD Disclosure The following information is being provided under Item 12: On May 5, 2003, Gibraltar Steel Corporation issued a press release announcing operating results for the first quarter ended March 31, 2003. The information contained in the press release dated May 5, 2003, is incorporated herein by reference and attached as exhibit 99.1 herein. 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. Dated: May 5, 2003 GIBRALTAR STEEL CORPORATION /S/ John E. Flint --------------------------------------- Name: John E. Flint Title: Chief Financial Officer EXHIBIT INDEX 99.1 Press Release of the Company dated May 5, 2003