================================================================================ UNITED STATES 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 (Date of earliest event reported): April 25, 2003 OYO GEOSPACE CORPORATION (Exact name of registrant as specified in charter) Delaware 001-13601 76-0447780 (State of Incorporation) (Commission File No.) (I.R.S. Employer Identification No.) 12750 South Kirkwood, Suite 200 Stafford, Texas 77477 (Address of Principal Executive Offices) (Zip Code) (281) 494-8282 (Registrant's Telephone Number, Including Area Code) ================================================================================ Item 7 (c). Exhibits. Exhibit 99.1 Press Release dated April 25, 2003. Item 9. Regulation FD Disclosure. On April 25, 2003 OYO Geospace Corporation issued a press release reporting its earnings results for the second quarter. The press release is attached hereto as Exhibit 99.1. The foregoing description is qualified by reference to such exhibit. The information contained in this report is being furnished pursuant to Item 12 under Item 9 of Form 8-K. 2 SIGNATURES 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 hereunto duly authorized. OYO GEOSPACE CORPORATION Dated: April 25, 2003 By: /s/ GARY D OWENS --------------------------------------- Gary D. Owens Chairman of the Board President and Chief Executive Officer 3 INDEX TO EXHIBITS Exhibit Description ------- ----------- 99.1 Press Release dated April 25, 2003. 4