<SEC-DOCUMENT>0001193125-19-042564-index.html : 20190215
<SEC-HEADER>0001193125-19-042564.hdr.sgml : 20190215
<ACCEPTANCE-DATETIME>20190215171402
ACCESSION NUMBER:		0001193125-19-042564
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		5
FILED AS OF DATE:		20190215
DATE AS OF CHANGE:		20190215
EFFECTIVENESS DATE:		20190215

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MoSys, Inc.
		CENTRAL INDEX KEY:			0000890394
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				770291941
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-229728
		FILM NUMBER:		19612436

	BUSINESS ADDRESS:	
		STREET 1:		2309 BERING DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131
		BUSINESS PHONE:		408 418 7500

	MAIL ADDRESS:	
		STREET 1:		2309 BERING DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95131

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MONOLITHIC SYSTEM TECHNOLOGY INC
		DATE OF NAME CHANGE:	19960613
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d700790ds8.htm
<DESCRIPTION>S-8
<TEXT>
Document 1 - file: d700790ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.8
<SEQUENCE>2
<FILENAME>d700790dex48.htm
<DESCRIPTION>EX-4.8
<TEXT>
Document 2 - file: d700790dex48.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>d700790dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 3 - file: d700790dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>4
<FILENAME>d700790dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 4 - file: d700790dex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g700790g93u89.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g700790g93u89.jpg

</DOCUMENT>
</SEC-DOCUMENT>