First Midwest Bancorp (ONBPP) 8-K Other Events

	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 (Date of earliest event reported): October 13, 2011 First Midwest Bancorp, Inc. (Exact name of registrant as specified in its charter)
	Delaware (State or other jurisdiction of Incorporation)	0-10967 (Commission File Number)	36-3161078 (IRS Employer Identification No.)
	One Pierce Place, Suite 1500, Itasca, Illinois (Address of principal executive offices)			60143 (Zip Code)
	(630) 875-7450 (Registrant's telephone number, including area code) N/A (Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

FIRST MIDWEST BANCORP, INC.

FORM 8-K

October 13, 2011

Item 8.01. Other Events.

On October 13, 2011, First Midwest Bancorp, Inc. announced the acquisition of the Chicago-area deposits of the former Integra Bank by its subsidiary First Midwest Bank from Old National Bank. A copy of the press release announcing the transaction  is attached hereto and incorporated herein by reference as Exhibit 99.1 to this Current Report on Form 8-K.

SIGNATURES
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 thereunto duly authorized.
	First Midwest Bancorp, Inc.
	(Registrant)
Date: October 13, 2011	/s/ Cynthia Lance
	By:  Cynthia A. Lance Executive Vice President and Corporate Secretary