OLD SECOND BANCORP INC — Director's Dealing 2017

Sep 20, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLD SECOND BANCORP INC (OSBC)
CIK: 0000357173
Period of Report: 2017-09-19

Reporting Person: Ladowicz John (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-09-19	Old Second Bancorp, Inc. Common Stock	S	700	$12.1	Acquired	256627	Indirect
2017-09-19	Old Second Bancorp, Inc. Common Stock	S	700	$12.105	Disposed	257327	Indirect
2017-09-19	Old Second Bancorp, Inc. Common Stock	S	650	$12.1524	Disposed	258027	Indirect
2017-09-19	Old Second Bancorp, Inc. Common Stock	S	2000	$12.1525	Disposed	258677	Indirect
2017-09-19	Old Second Bancorp, Inc. Common Stock	S	7000	$12.15	Disposed	260677	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	2450	$12.15	Disposed	9750	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Old Second Bancorp, Inc. Common Stock	12146	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Employee Stock Option Right to Buy	$7.49	2019-02-17	Common Stock (1500)	1500	Direct

Footnotes

F1: Included in this total are 242,200 shares held by Mr. Ladowicz in a ROTH IRA account and 14,427 shares held in Trust in an IRA account.

F2: Included in this total are 4,646 shares in Mr. Ladowicz' name outright and 7,500 shares of restricted stock units in Mr. Ladowicz' name.