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): December 18, 2003 A.S.V., INC. (Exact name of registrant as specified in its charter) <Table> Minnesota 0-25620 41-1459569 (State or other jurisdiction of (Commission file number) (I.R.S. Employer incorporation) Identification No.) </Table> 840 Lily Lane, Grand Rapids, Minnesota 55744 (Address of principal executive offices) Registrant's telephone number, including area code: (218) 327-3434 Item 7. Financial Statements and Exhibits. c. Exhibits Exhibit Description of Exhibit 99 Press release dated December 18, 2003 Item 9. Regulation FD Disclosure. On December 18, 2003, A.S.V., Inc. ("ASV") issued a press release disclosing its initial financial outlook for 2004 which included a discussion of its estimated anticipated net sales and anticipated earnings per share for the twelve months ending December 31, 2004. For additional information, see the press release included as Exhibit 99 hereto. 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 hereunto duly authorized. Date: December 18, 2003 A.S.V., Inc. By: /s/ Gary Lemke ----------------------------------- Its: President ------------------------------ EXHIBIT INDEX <Table> <Caption> EXHIBIT NUMBER DESCRIPTION - ------- ----------- 99 Press release dated December 18, 2003 </Table>