OLD SECOND BANCORP INC — Director's Dealing 2017

Sep 19, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLD SECOND BANCORP INC (OSBC)
CIK: 0000357173
Period of Report: 2017-09-18

Reporting Person: Ladowicz John (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	4500	$12.15	Disposed	267677	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	300	$12.11	Disposed	272177	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	600	$12.10	Disposed	272477	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	2450	$12.15	Disposed	9750	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	350	$12.11	Disposed	12200	Indirect
2017-09-18	Old Second Bancorp, Inc. Common Stock	S	1350	$12.10	Disposed	12550	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 247,650 shares held by Mr. Ladowicz in a ROTH IRA account and 20,027 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.