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: July 15, 2003 (Date of earliest event reported) ------------------------- TRANSACTION SYSTEMS ARCHITECTS, INC. (Exact name of registrant as specified in its charter) Delaware 0-25346 47-0772104 (State or other jurisdiction (Commission (I.R.S. Employer of incorporation) File Number) Identification No.) 224 South 108th Avenue, Omaha, Nebraska 68154 (Address of principal executive offices, including zip code) (402) 334-5101 (Registrant's telephone number, including area code) ------------------------- Item 5. Other Events. On July 15, 2003, Transaction Systems Architects, Inc. issued a press release announcing the appointment of David R. Bankhead, a 30-year financial management veteran, as the Company's Chief Financial Officer. Dwight G. Hanson, the Company's current Chief Financial Officer, will continue with the Company and serve as Senior Vice President - Corporate Planning and Analysis. Item 7. Financial Statements and Exhibits. (c) Exhibits. The following exhibit is filed with this report on Form 8-K: Exhibit Number Description 99.1 Press Release, dated July 15, 2003. 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 thereunto duly authorized. TRANSACTION SYSTEMS ARCHITECTS, INC. Date: July 15, 2003 By: /s/ Gregory D. Derkacht ------------------------------------- Gregory D. Derkacht President and Chief Executive Officer EXHIBIT INDEX Exhibit Number Description 99.1 Press Release, dated July 15, 2003.