<SEC-DOCUMENT>0000807863-19-000089-index.html : 20191220
<SEC-HEADER>0000807863-19-000089.hdr.sgml : 20191220
<ACCEPTANCE-DATETIME>20191220170517
ACCESSION NUMBER:		0000807863-19-000089
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20191220
DATE AS OF CHANGE:		20191220

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MITEK SYSTEMS INC
		CENTRAL INDEX KEY:			0000807863
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER PERIPHERAL EQUIPMENT, NEC [3577]
		IRS NUMBER:				870418827
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-235662
		FILM NUMBER:		191302344

	BUSINESS ADDRESS:	
		STREET 1:		600 B STREET
		STREET 2:		SUITE 100
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92101
		BUSINESS PHONE:		619-269-6800

	MAIL ADDRESS:	
		STREET 1:		600 B STREET
		STREET 2:		SUITE 100
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92101
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3
<SEQUENCE>1
<FILENAME>mitk-20191220xs3.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: mitk-20191220xs3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>mitk-20191220xexx51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: mitk-20191220xexx51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>mitk-20191220xexx231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: mitk-20191220xexx231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>mitklogo11.jpg
<TEXT>
Document 4 - file: mitklogo11.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>phlogo1a041.jpg
<TEXT>
Document 5 - file: phlogo1a041.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>phlogo1a051.jpg
<TEXT>
Document 6 - file: phlogo1a051.jpg

</DOCUMENT>
</SEC-DOCUMENT>