<SEC-DOCUMENT>0001104659-24-085147-index.html : 20240802
<SEC-HEADER>0001104659-24-085147.hdr.sgml : 20240802
<ACCEPTANCE-DATETIME>20240802083516
ACCESSION NUMBER:		0001104659-24-085147
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20240801
FILED AS OF DATE:		20240802
DATE AS OF CHANGE:		20240802

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			POSTMA RICHARD L
		CENTRAL INDEX KEY:			0001476353
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35077
		FILM NUMBER:		241168974

	MAIL ADDRESS:	
		STREET 1:		10753 MACATAWA DRIVE
		CITY:			HOLLAND
		STATE:			MI
		ZIP:			49424

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WINTRUST FINANCIAL CORP
		CENTRAL INDEX KEY:			0001015328
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		ORGANIZATION NAME:           	02 Finance
		IRS NUMBER:				363873352
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9700 WEST HIGGINS ROAD, 8TH FLOOR
		CITY:			ROSEMONT
		STATE:			IL
		ZIP:			60018
		BUSINESS PHONE:		8479399000

	MAIL ADDRESS:	
		STREET 1:		9700 WEST HIGGINS ROAD, 8TH FLOOR
		CITY:			ROSEMONT
		STATE:			IL
		ZIP:			60018
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>tm2420600-1_3seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2420600-1_3seq1.html

Document 1 - RAW XML: tm2420600-1_3seq1.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>tm2420600d1_ex24-1.htm
<DESCRIPTION>EXHIBIT 24.1
<TEXT>
Document 2 - file: tm2420600d1_ex24-1.htm

</DOCUMENT>
</SEC-DOCUMENT>