OLD SECOND BANCORP INC — Director's Dealing 2016

May 12, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLD SECOND BANCORP INC (OSBC)
CIK: 0000357173
Period of Report: 2016-05-11

Reporting Person: Gottschalk Keith (EVP)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-05-11	Old Second Bancorp, Inc. Common Stock	S	1347	$7.0801	Disposed	26500	Direct
2016-05-11	Old Second Bancorp, Inc. Common Stock	S	100	$7.12	Disposed	27847	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Old Second Bancorp, Inc. Common Stock	6273	Indirect

Footnotes

F1: Of this total, 26,500 shares are restricted stock units and 1,347 shares are held outright in Mr. Gottschalk's name.

F2: This total represents restricted stock units.