<SEC-DOCUMENT>0001564590-20-028304.txt : 20200604
<SEC-HEADER>0001564590-20-028304.hdr.sgml : 20200604
<ACCEPTANCE-DATETIME>20200604085334
ACCESSION NUMBER:		0001564590-20-028304
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200604
DATE AS OF CHANGE:		20200604
EFFECTIVENESS DATE:		20200604

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:		20941977

	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>by-defa14a_20200603.htm
<DESCRIPTION>DEFA14A
<TEXT>
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by-defa14a_20200603.htm
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<p style="text-align:justify;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:6pt;text-align:center;margin-top:0pt;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;"><br />SECURITIES AND EXCHANGE COMMISSION<br />Washington, D.C. 20549 <br />_____________________________
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-weight:bold;;">&nbsp;</p></p>
<p style="margin-bottom:6pt;text-align:center;margin-top:0pt;text-indent:0%;font-size:14pt;font-weight:bold;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">SCHEDULE&#160;14A<font style="font-size:11pt;"> </font></p>
<p style="margin-bottom:0pt;text-align:center;margin-top:0pt;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">Proxy Statement Pursuant to Section&#160;14(a) of the<br />Securities Exchange Act of 1934<br />(Amendment No.&#160; )</p>
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<p style="margin-bottom:6pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Filed by the Registrant&nbsp;&nbsp; <font style="font-size:10pt;font-family:'Times New Roman';">&#9746;</font><font style="font-size:10pt;"></font></a><font style="margin-left:36pt;">Filed by a Party other than the Registrant&nbsp;&nbsp; </font><font style="font-size:10pt;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;"></font></p>
<p style="margin-bottom:6pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Check the appropriate box:</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Preliminary Proxy Statement</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"><a name="Check1"></a>&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><a name="Check1"></a><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font>Definitive Proxy Statement</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9746;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Definitive Additional Materials</p></td></tr></table></div>
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<p style="margin-bottom:11pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:11pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Soliciting Material Pursuant to &#167;&#160;240.14a-12</p></td></tr></table></div>
<p style="margin-bottom:0pt;text-align:center;margin-top:0pt;text-indent:0%;font-size:14pt;font-weight:bold;text-transform:uppercase;font-family:Times New Roman;font-style:normal;font-variant: normal;">Byline Bancorp, Inc.</p>
<p style="margin-bottom:0pt;text-align:center;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">(Name of Registrant as Specified In Its Charter)</p>
<p style="margin-bottom:6pt;text-align:center;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">_____________________________________________________<br />(Name of Person(s) Filing Proxy Statement, if other than the Registrant)</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Payment of Filing Fee (Check the appropriate box):</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9746;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>No fee required.</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">1)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Title of each class of securities to which transaction applies:</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">2)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Aggregate number of securities to which transaction applies:</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">3)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Proposed maximum aggregate value of transaction:</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">5)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Total fee paid:</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Fee paid previously with preliminary materials.</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';">&#9744;</font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font><font style="font-size:10pt;font-family:Times New Roman;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"></font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;"><font style="font-size:10pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:'Times New Roman';"></font><font style="font-size:10pt;"></font></a>Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule&#160;and the date of its filing.</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">1)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Amount Previously Paid:</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">2)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Form, Schedule&#160;or Registration Statement No.:</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">3)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Filing Party:</p></td></tr></table></div>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">&nbsp;</p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;"><font style="font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">4)</font></p></td>
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<p style="margin-bottom:0pt;margin-top:0pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;font-family:Times New Roman;font-size:11pt;">Date Filed:</p></td></tr></table></div>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;text-indent:7.14%;"><font style="text-decoration:underline;"></font>&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-7.14%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-top:12pt;text-align:justify;margin-bottom:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<hr style="page-break-after:always;width:100%;">
<p style="text-align:justify;margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-14.29%;font-weight:bold;font-size:14pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;"><a name="_AEIOULastRenderedPageBreakAEIOU2"></a><font style="font-weight:bold;font-size:14pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">BYLINE BANCORP, INC.</font></p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">180 N. LaSalle St., Suite 300, </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-14.29%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Chicago, IL 60661</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-14.29%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">ADDITIONAL INFORMATION REGARDING THE 2020 ANNUAL MEETING OF STOCKHOLDERS TO BE HELD ON JUNE 9, 2020</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:14.29%;text-indent:-7.14%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">The following Notice on Access to the 2020 Annual Meeting of Stockholder of Byline Bancorp, Inc. (the &#8220;Notice&#8221;) further supplements the 2020 Notice of Annual Meeting and Proxy Statement dated April 29, 2020 (the &#8220;Proxy Statement&#8221;) of Byline Bancorp, Inc. (the &#8220;Company&#8221; or &#8220;Byline&#8221;) furnished to its stockholders in connection with the solicitation of proxies by the Company&#8217;s Board of Directors for use at its 2020 Annual Meeting of Stockholders to be held on June 9, 2020 at 8:30 a.m. Central Standard Time, as well as the Notice filed as a supplement with the Securities and Exchange Commission on May 29, 2020 (the &#8220;First Notice&#8221;). This supplement is being filed with the Securities and Exchange Commission and should be read in conjunction with the Company&#8217;s Proxy Statement and the First Notice.</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">NOTICE ON ACCESS TO THE 2020 ANNUAL MEETING OF STOCKHOLDERS OF</p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">BYLINE BANCORP, INC. </p>
<p style="text-align:center;margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">TO BE HELD ON JUNE 9, 2020 VIRTUALLY</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Dear Stockholder, </p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Notice is hereby given that, as instructed by our transfer agent, American Stock Transfer (&#8220;AST&#8221;), stockholders wishing to attend the Annual Meeting who hold their shares of Byline common stock in street name and received a control number generated by a broker must be admitted to the Annual Meeting&nbsp;&nbsp;as guests by clicking the &#8220;I am a guest&#8221; button in the <font style="text-decoration:underline;font-size:12pt;">https://web.lumiagm.com/216815308</font> portal where the Annual Meeting will be virtually held. A password will not be required for those stockholders who access the virtual meeting site as a guest.</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;margin-left:0.89%;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Whether or not you plan to attend the Annual Meeting virtually, the Company encourages you to vote and submit your proxy in advance of the Annual Meeting by one of the methods described in the proxy materials.&nbsp;&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-style:italic;font-family:Times New Roman;font-size:11pt;text-transform:none;font-variant: normal;">Your vote is very important to us. Whether or not you plan to attend the Annual Meeting, your shares should be represented and voted.</p>
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<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">By Order of the Board of Directors,</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">/s/ Roberto R. Herencia<font style="margin-left:36pt;">/s/ Alberto J. Paracchini</font></p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-family:Times New Roman;font-size:11pt;font-style:normal;text-transform:none;font-variant: normal;">Roberto R. Herencia<font style="margin-left:36pt;"></font>Alberto J. Paracchini</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">Chicago, Illinois</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:normal;text-transform:none;font-variant: normal;">June 4, 2020</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-family:Times New Roman;font-size:11pt;">&nbsp;</p>
<p style="margin-bottom:0pt;margin-top:0pt;text-indent:0%;font-weight:bold;font-size:10pt;font-family:Times New Roman;font-style:normal;text-transform:none;font-variant: normal;">The Byline Bancorp, Inc. 2020 Annual Meeting of Stockholders will be held virtually on June 9, 2020, at 8:30 a.m., Central time, via <font style="text-decoration:underline;font-weight:normal;">https://web.lumiagm.com/216815308</font>. This Notice, along with the previously distributed Proxy Statement and First Notice related to the Annual Meeting and our 2019 Annual Report, are available at <font style="font-style:italic;text-decoration:underline;">www.bylinebancorp.com</font><font style="font-style:italic;">. </font></p>
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