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 OCTOBER 1, 1997 AMCORE FINANCIAL, INC. (Exact name of Registrant as specified in its charter) Commission File Number 0-13393 NEVADA 36-3183870 - ------ ---------- (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification Number) 501 Seventh Street, Rockford, Illinois 61104 (815) 968-2241 Page 1 of 6 ITEM 5. OTHER EVENTS On October 1, 1997, AMCORE Financial, Inc. (AMCORE) and Investors Management Group of Des Moines, Iowa (IMG) announced the signing of a definitive agreement for AMCORE to acquire IMG, an asset management firm with assets under management of approximately $1.7 billion. The transaction will form a new organization known as Investors Management Group, headquartered in Des Moines, Iowa, and owned by AMCORE Investment Group, N.A. AMCORE will issue 321,643 shares of common stock for all of the outstanding shares of IMG common stock. The transaction will be accounted for as a purchase and is expected to be completed in fourth quarter 1997. The transaction is subject to normal regulatory approvals and other customary closing conditions. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS (c) Exhibits 99.1 Press Release dated October 1, 1997 Page 2 of 6 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 hereunder duly authorized. AMCORE FINANCIAL, INC. By: /s/ John R. Hecht ------------------------------- Name: John R. Hecht Title: Senior Vice President & Chief Financial Officer Date: October 7, 1997 Page 3 of 6