Registration No. 333-37809 As filed with the Securities and Exchange Commission on November 12, 1998 ================================================================================ SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-3 REGISTRATION STATEMENT Under THE SECURITIES ACT OF 1933 FIRST MIDWEST BANCORP, INC. (Exact name of registrant as specified in its charter) Delaware 36-3161078 (State or other jurisdiction (I.R.S. Employer of incorporation or organization) Identification No.) 300 Park Boulevard, Suite 405, Itasca, Illinois 60143-0459, (630) 875-7450 (Address, including zip code, and telephone number, including area code, of registrant's principal executive offices) Donald J. Swistowicz Executive Vice President First Midwest Bancorp, Inc. 300 Park Boulevard, Suite 405, Itasca, Illinois 60143-0459 (630) 875-7450 (Name, address, including zip code, and telephone number, including area code, of agent for service) Copies to: Timothy M. Sullivan Gary L. Mowder Hinshaw & Culbertson Schiff Hardin & Waite 222 North LaSalle Street, Suite 300 7200 Sears Tower Chicago, Illinois 60601-1081 Chicago, Illinois 60606 (312) 704-3000 (312) 258-5514 The registrant hereby amends this Registration Statement on such date or dates as may be necessary to delay its effective date until the registrant shall file a further amendment which specifically states that this Registration Statement shall thereafter become effective in accordance with Section 8(a) of the Securities Act of 1933 or until this Registration Statement shall become effective on such date as the Commission, acting pursuant to said Section 8(a), may determine. Pursuant to the Registration Statement on Form S-3 (No. 333-37809), First Midwest Bancorp, Inc., ("First Midwest"), registered 1,520,611 shares of its Common Stock, $.01 par value per share, for sale by certain of its stockholders. These stockholders sold 73,000 shares of Common Stock pursuant to this Registration Statement. First Midwest hereby deregisters 1,447,611 shares of Common Stock which were not sold pursuant to this Registration Statement. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the Company certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-3 and has duly caused this post-effective amendment no. 2 to the registration statement to be signed on its behalf by the undersigned, thereunto duly authorized in the Village of Itasca, State of Illinois, this 12th day of November, 1998. FIRST MIDWEST BANCORP, INC. By: /s/ Robert P. O'Meara ----------------------------- Robert P. O'Meara Chairman of the Board and Chief Executive Officer Signature Capacity --------- -------- /s/Robert P. O'Meara * Chairman of the Board of Directors and - ------------------------------------------- Chief Executive Officer Robert P. O'Meara /s/Andrew B. Barber * Honorary Chairman of the Board of - ------------------------------------------- Directors Andrew B. Barber /s/John M. O'Meara * President, Chief Operating Officer and - ------------------------------------------- Director John M. O'Meara /s/Donald J. Swistowicz Executive Vice President, Chief - ------------------------------------------- Financial and Accounting Officer Donald J. Swistowicz /s/Vernon A. Brunner * Director - ------------------------------------------- Vernon A. Brunner /s/Bruce S. Chelberg * Director - ------------------------------------------- Bruce S. Chelberg /s/William J. Cowlin * Director - ------------------------------------------- William J. Cowlin 2 /s/O. Ralph Edwards * Director - ------------------------------------------- O. Ralph Edwards /s/Joseph W. England * Director - ------------------------------------------- Joseph W. England Director - ------------------------------------------- Brother James Gaffney, F.C.S. /s/Thomas M. Garvin * Director - ------------------------------------------- Thomas M. Garvin Director - ------------------------------------------- Jack Payan Director - ------------------------------------------- John L. Sterling /s/J. Stephen Vanderwoude * Director - ------------------------------------------- J. Stephen Vanderwoude Director - ------------------------------------------- Richard T. Wojcik *By Donald J. Swistowicz or Robert P. O'Meara, as Attorney-in-fact. 3