SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K/A AMENDMENT NO. 1 TO ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2001 Commission file number: 1-8729 UNISYS CORPORATION (Exact name of registrant as specified in its charter) Delaware 38-0387840 ------------------------------- ------------------ (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) Unisys Way Blue Bell, Pennsylvania 19424 ---------------------------------------- ---------- (Address of principal executive offices) (Zip Code) -2- The undersigned registrant hereby amends its Annual Report on Form 10-K for the fiscal year ended December 31, 2001 by adding the following Exhibits: EXHIBIT NO. DESCRIPTION ----------- ----------- 99.1 Form 11-K for the fiscal year ended December 31, 2001 for the Unisys Savings Plan Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this amendment to be signed on its behalf by the undersigned, thereunto duly authorized. UNISYS CORPORATION Date: June 10, 2002 By: /s/ Janet Brutschea Haugen ---------------------------- Senior Vice President and Chief Financial Officer EXHIBIT INDEX ------------- EXHIBIT NO. DESCRIPTION ----------- ----------- 99.1 Form 11-K for the fiscal year ended December 31, 2001 for the Unisys Savings Plan