OLD SECOND BANCORP INC — Director's Dealing 2017

May 9, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OLD SECOND BANCORP INC (OSBC)
CIK: 0000357173
Period of Report: 2017-05-08

Reporting Person: Temple Rocks Patti (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-05-08	Old Second Bancorp, Inc. Common Stock	P	1250	$12.0879	Acquired	8003.85	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Old Second Bancorp, Inc. Common Stock	5000	Direct

Footnotes

F1: These shares represent Restricted Stock Units granted 02-21-2017 from the Old Second Bancorp, Inc. 2017 Equity Plan.