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 January 31, 2000 Date of Report (date of earliest event reported) SUMMIT DESIGN, INC. - -------------------------------------------------------------------------------- (Exact name of Registrant as specified in its charter) DELAWARE 000-20923 93-1137888 - -------------------------------------------------------------------------------- (State or other (Commission File Number) (I.R.S. Employer jurisdiction of Identification No.) incorporation or organization) 9305 S.W. GEMINI DRIVE BEAVERTON, OREGON 97008 (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) Registrant's telephone number, including area code: (503) 643-9281 - -------------------------------------------------------------------------------- (Former name or former address, if changed since last report) ITEM 5. OTHER EVENTS On January 31, 2000, Summit Design, Inc. issued the press release attached hereto as Exhibit 99.1, which is incorporated herein by reference. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits. 99.1 Press Release dated January 31, 2000. SIGNATURE 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. Summit Design, Inc. Dated: January 31, 2000 By: /s/ Sean Whiteley-Ross ----------------------------------- Sean Whiteley-Ross Chief Accounting Officer INDEX TO EXHIBITS Exhibit Number Description of Document ------- ----------------------- 99.1 Press Release dated January 31, 2000.