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 June 15, 2004 ------------------------------------------- Date of Report (Date of earliest event reported) Wabash National Corporation ----------------------------------------------------- (Exact name of registrant as specified in its charter) Delaware 1-10883 52-1375208 -------------------------------------------------------------------------------- (State or other jurisdiction (Commission (IRS Employer of incorporation) File No.) Identification No.) 1000 Sagamore Parkway South, Lafayette, Indiana 47905 ---------------------------------------------------------- (Address of principal executive offices) (Zip Code) Registrant's telephone number, including area code: (765) 771-5310 ----------------------- Not applicable --------------------------------------------------- (Former name or former address, if changed since last report) Exhibit Index on Page 4 Item 5. Other Events and Required FD Disclosure. On June 15, 2004, Wabash National Corporation ("WABASH") issued a press release announcing the resignation of Mark R. Holden, Senior Vice President - Chief Financial Officer, effective June 30, 2004. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference. Item 7. Financial Statements, Pro Forma Financial Information and Exhibits (c) Exhibits 99.1 Press Release of Wabash National Corporation issued June 15, 2004. Page 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 thereunto duly authorized. WABASH NATIONAL CORPORATION Date: June 21, 2004 By: /s/ Robert J. Smith --------------------------- Robert J. Smith Vice President & Controller Page 3 EXHIBIT INDEX Exhibit No. Description ----------- ----------- 99.1 Press Release of Wabash National Corporation issued June 15, 2004. Page 4