<SEC-DOCUMENT>0001104659-22-049647-index.html : 20220425
<SEC-HEADER>0001104659-22-049647.hdr.sgml : 20220425
<ACCEPTANCE-DATETIME>20220425161706
ACCESSION NUMBER:		0001104659-22-049647
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20220425
DATE AS OF CHANGE:		20220425

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BYLINE BANCORP, INC.
		CENTRAL INDEX KEY:			0001702750
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				363012593

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38139
		FILM NUMBER:		22849897

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		773-244-7000

	MAIL ADDRESS:	
		STREET 1:		180 NORTH LASALLE STREET, SUITE 300
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60601
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>tm223537d2_defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: tm223537d2_defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>tm223537d2_defa14aimg001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tm223537d2_defa14aimg001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tm223537d2_defa14aimg002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tm223537d2_defa14aimg002.jpg

</DOCUMENT>
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