<SEC-DOCUMENT>0001174947-17-000312-index.html : 20170308
<SEC-HEADER>0001174947-17-000312.hdr.sgml : 20170308
<ACCEPTANCE-DATETIME>20170308150006
ACCESSION NUMBER:		0001174947-17-000312
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20170308
DATE AS OF CHANGE:		20170308
EFFECTIVENESS DATE:		20170308

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:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20827
		FILM NUMBER:		17674886

	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>DEFA14A
<SEQUENCE>1
<FILENAME>c461439_defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: c461439_defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>notice-1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: notice-1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>notice-2.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: notice-2.jpg

</DOCUMENT>
</SEC-DOCUMENT>