8-K

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

Current Report

Pursuant to Section13  or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):  May17, 2016

(Exact name of registrant as specified in its charter)

Delaware	0-10537	36-3143493
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

37 South River Street

Aurora,Illinois  60507

(Address of principal executive offices) (Zip code)

(630) 892-0202

(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 Form8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐Written communications pursuant to Rule425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule14d-2(b)under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule13e-4(c)under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure

On May 17, 2016 a presentation was made at the Annual Stockholders Meeting.Attached as Exhibit 99.1 to this report is a copy of the press release relating to the announcement, which is incorporated herein by reference. 

The information in this Form 8-K and the Exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Act of 1934, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, except as shall be expressly set forth by specific reference.

Item 9.01 Exhibits.

(d) Exhibits

99.1 – Investor Presentation Materials

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 hereunto duly authorized.

	OLD SECOND BANCORP, INC.
Dated: May  17, 2016	By:	/s/ J. Douglas Cheatham
		J. Douglas Cheatham
		Executive Vice President
		and Chief Financial Officer

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EX-99.1

(NASDAQ:OSBC)		Exhibit 99.1
Contact:	J. Douglas Cheatham	For Immediate Release
	Chief Financial Officer	May17, 2016
	(630) 906-5484

Old Second Bancorp, Inc. Annual Stockholders Meeting

AURORA, IL, – Old Second Bancorp, Inc. (“Old Second”) (NASDAQ: OSBC), announced:

· The Annual Stockholders Meeting will be held on May  17, 2016 at 9:00am CDT.

Investors may access the presentation made at the meeting under the Investor Relations section of Old Second’s website (www.oldsecond.com).

About Old Second Bancorp, Inc.

Old Second Bancorp, Inc., is a financial services company with its main headquarters located in Aurora, Illinois.  The Company is the holding company of Old Second National Bank (the “Bank”), a national banking organization headquartered in Aurora, Illinois that provides commercial and retail banking services, as well as a full complement of trust and wealth management services.  The Company has offices located in Cook, Kane, Kendall, DeKalb, DuPage, LaSalle and Will counties in Illinois. 

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