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Meeting Information
Meeting Type: Annual Meeting
For holders as of: June 13, 2013
Date: August 7, 2013 Time: 8:00 a.m.
Location:	Quantum Corporation Corporate Headquarters 1650 Technology Drive San Jose, CA 95110

You are receiving this communication because you hold shares in the company named above. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.

Proxy Materials Available to VIEW or RECEIVE:

COMBINED DOCUMENT

How to View Online:
Have the information that is printed in the box marked by the arrow è XXXX XXXX XXXX (located on the following page) and visit: www.proxyvote.com.

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1) BY INTERNET:         www.proxyvote.com
2) BY TELEPHONE:    1-800-579-1639
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Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before July 24, 2013 to facilitate timely delivery.

— How To Vote —
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Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow è XXXX XXXX XXXX (located on the following page) available and follow the instructions.

Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

Voting Items

The Board of Directors Recommends a Vote "For" Proposals 1, 2 and 3.

1.	Proposal to elect to the Board of Directors.

	01)	Paul R. Auvil III	06)	David A. Krall
	02)	Philip Black	07)	Gregg J. Powers
	03)	Michael A. Brown	08)	David E. Roberson
	04)	Louis DiNardo	09)	Jeffrey C. Smith
	05)	Jon W. Gacek

2.	Proposal to ratify the appointment of PricewaterhouseCoopers LLP as the independent registered public accounting firm of the Company for the fiscal year ending March 31, 2014.

3.	Proposal to adopt a resolution approving, on an advisory basis, the compensation of the Company's named executive officers.

4.	Proposal to transact such other business as may properly come before the meeting or any adjournment or postponement thereof.

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[ ]	Preliminary Proxy Statement	[ ]	Soliciting Material Under Rule 14a-12
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	Quantum Corporation
	(Name of Registrant as Specified In Its Charter)


	(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)