FORM 3
        
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Willis Christopher Shawn

2. Date of Event Requiring Statement (MM/DD/YYYY)
2/3/2016 

3. Issuer Name and Ticker or Trading Symbol

QUANTUM CORP /DE/ [QTM]

(Last)        (First)        (Middle)

QUANTUM CORPORATION, 224 AIRPORT PARKWAY, SUITE 300

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director                            _____ 10% Owner
___ X ___ Officer (give title below)          _____ Other (specify below)
Interim CFO /

(Street)

SAN JOSE, CA 95110       

(City)              (State)              (Zip)
5. If Amendment, Date Original Filed (MM/DD/YYYY)

 

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person


Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4) 		2. Amount of Securities Beneficially Owned
(Instr. 4) 		3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5) 		4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock   294777   (1) D    

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 4) 		2. Date Exercisable and Expiration Date
(MM/DD/YYYY) 		3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4) 		4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5) 		6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Non-Qualified Stock Option   (2) 7/1/2010   7/1/2016   Common Stock   90000   $0.98   D    

Explanation of Responses:
( 1)  Includes 94,999 restricted stock units which will vest as follows: 44,583 will vest on 07/01/2016, 27,916 will vest on 07/01/2017, and 11,250 will vest on each of 07/01/2018 and 07/01/2019.
( 2)  Right to buy under Rule 16b(3) Plan.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Willis Christopher Shawn
QUANTUM CORPORATION
224 AIRPORT PARKWAY, SUITE 300
SAN JOSE, CA 95110

Interim CFO

Signatures
/s/ Astrid Becker-Celik, Attorney in Fact for Christopher Shawn Willis 2/5/2016
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.