<SEC-DOCUMENT>0001209191-16-131884-index.html : 20160706
<SEC-HEADER>0001209191-16-131884.hdr.sgml : 20160706
<ACCEPTANCE-DATETIME>20160706185314
ACCESSION NUMBER:		0001209191-16-131884
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150728
FILED AS OF DATE:		20160706
DATE AS OF CHANGE:		20160706

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QUANTUM CORP /DE/
		CENTRAL INDEX KEY:			0000709283
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER STORAGE DEVICES [3572]
		IRS NUMBER:				942665054
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		224 AIRPORT PARKWAY
		STREET 2:		SUITE 300
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110
		BUSINESS PHONE:		408 944 4000

	MAIL ADDRESS:	
		STREET 1:		224 AIRPORT PARKWAY
		STREET 2:		SUITE 300
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stedman Geoff G.
		CENTRAL INDEX KEY:			0001649889

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13449
		FILM NUMBER:		161755136

	MAIL ADDRESS:	
		STREET 1:		QUANTUM CORPORATION
		STREET 2:		224 AIRPORT PARKWAY, SUITE 300
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>doc3a.xml
<DESCRIPTION>FORM 3/A SUBMISSION
<TEXT>
Document 1 - file: doc3a.html

Document 1 - RAW XML: doc3a.xml

</DOCUMENT>
</SEC-DOCUMENT>