BYLINE BANCORP, INC. — Director's Dealing 2017

Jul 7, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BYLINE BANCORP, INC. (BY)
CIK: 0001702750
Period of Report: 2017-07-06

Reporting Person: Paracchini Alberto J (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-07-06	Common Stock	P	8000	$19.00	Acquired	23814	Direct
2017-07-06	Common Stock	A	10000	$0.00	Acquired	33814	Direct

Footnotes

F1: Represents shares of common stock, par value $0.01 per share ("Common Stock"), of the issuer purchased through a reserved share program in connection with the initial public offering of the Common Stock, which closed on July 6, 2017.

F2: Represents restricted shares of Common Stock that will cliff vest on July 6, 2020 subject to continued employment with the issuer.