<SEC-DOCUMENT>0001104659-21-034203-index.html : 20210310
<SEC-HEADER>0001104659-21-034203.hdr.sgml : 20210310
<ACCEPTANCE-DATETIME>20210310101649
ACCESSION NUMBER:		0001104659-21-034203
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		6
CONFORMED PERIOD OF REPORT:	20210420
FILED AS OF DATE:		20210310
DATE AS OF CHANGE:		20210310

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASS INFORMATION SYSTEMS INC
		CENTRAL INDEX KEY:			0000708781
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				431265338
		STATE OF INCORPORATION:			MO
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20827
		FILM NUMBER:		21728544

	BUSINESS ADDRESS:	
		STREET 1:		12444 POWERSCOURT DRIVE
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63131
		BUSINESS PHONE:		314-506-5500

	MAIL ADDRESS:	
		STREET 1:		12444 POWERSCOURT DRIVE
		CITY:			ST. LOUIS
		STATE:			MO
		ZIP:			63131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CASS COMMERCIAL CORP
		DATE OF NAME CHANGE:	19950518
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>tm219069d1_def14a.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: tm219069d1_def14a.htm

</DOCUMENT>
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<SEQUENCE>2
<FILENAME>tm219069d1_def14aimg001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: tm219069d1_def14aimg001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>tm219069d1_def14aimg002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: tm219069d1_def14aimg002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>tm219069d1_def14aimg003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: tm219069d1_def14aimg003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>proxycard-1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: proxycard-1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>proxycard-2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: proxycard-2.jpg

</DOCUMENT>
</SEC-DOCUMENT>