UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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): May 31, 2011

MERCANTILE BANCORP, INC.

(Exact Name of Registrant as Specified in Charter)

Delaware	001-32434	37-1149138
(State or Other Jurisdiction	(Commission File Number)	(I.R.S. Employer
of Incorporation)		Identification No.)

200 North 33rd Street, Quincy, Illinois 62301

(Address of Principal Executive Offices) (Zip Code)

(217) 223-7300

Registrant's Telephone Number, Including Area Code

Not Applicable

(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:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01 Other Events

On May 31, 2011, Mercantile Bancorp, Inc. (the “Company”) issued a press release concerning its policy not to comment on unusual market activity.

The press release is included herewith as Exhibit 99.1 and is incorporated herein by reference.

Item 9.01 Exhibits

	(d) Exhibits:

	Exhibit Number	Description

	99.1	Press Release issued by Mercantile Bancorp, Inc. dated May 31, 2011

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 hereunto duly authorized.

	Mercantile Bancorp, Inc.


	By:	/s/ Ted T. Awerkamp
	Name:	Ted T. Awerkamp
	Title:	President and Chief Executive Officer

Date: May 31, 2011

Mercantile Bancorp, Inc. 8-K