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Filing Details

Accession Number:: 0000921895-19-002984
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2019-12-12 20:04:30
Reporting Period:: 2019-12-10

Accepted Time:: 2019-12-12 20:04:30
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
709283	Quantum Corp	QMCO	Computer Storage Devices (3572)	942665054

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1443284	Eric Singer	745 Boylston Street 3Rd Floor Boston MA 02116	No	No	Yes	Yes
1606750	Viex Opportunities Fund, Lp Series One	745 Boylston Street 3Rd Floor Boston MA 02116	No	No	No	Yes
1619125	Viex Capital Advisors, Llc	745 Boylston Street 3Rd Floor Boston MA 02116	No	No	No	Yes
1619126	Viex Special Opportunities Fund Iii, Lp	745 Boylston Street 3Rd Floor Boston NY 10022	No	No	No	Yes
1654852	Viex Gp, Llc	745 Boylston Street 3Rd Floor Boston NY 10022	No	No	No	Yes
1659404	Viex Opportunities Fund, Lp - Series Two	745 Boylston Street 3Rd Floor Boston MA 02116	No	No	No	Yes
1676049	Viex Special Opportunities Gp Iii, Llc	745 Boylston Street 3Rd Floor Boston NY 10022	No	No	No	Yes

Reported Non-Derivative Transactions

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Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock, Par Value $0.001	Disposition	2019-12-10	90,304	$5.78	835,679	No	4	S	Indirect	By Viex Opportunities Fund, LP - Series One
Common Stock, Par Value $0.001	Disposition	2019-12-10	17,227	$5.78	159,421	No	4	S	Indirect	By Viex Opportunities Fund, LP - Series Two
Common Stock, Par Value $0.001	Disposition	2019-12-10	252,469	$5.78	2,336,364	No	4	S	Indirect	By Viex Special Opportunities Fund III, LP

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By Viex Opportunities Fund, LP - Series One
No	4	S	Indirect	By Viex Opportunities Fund, LP - Series Two
No	4	S	Indirect	By Viex Special Opportunities Fund III, LP

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock, Par Value $0.001	66,681	Direct

Footnotes

This Form 4 is filed jointly by VIEX Opportunities Fund, LP - Series One ("Series One"), a series of VIEX Opportunities Fund, LP, VIEX Opportunities Fund, LP - Series Two ("Series Two"), a series of VIEX Opportunities Fund, LP, Viex Special Opportunities Fund III, LP ("VSO III"), VIEX GP, LLC ("VIEX GP"), Viex Special Opportunities GP III, LLC ("VSO GP III"), VIEX Capital Advisors, LLC ("VIEX Capital"), and Eric Singer (collectively, the "Reporting Persons").
As of the close of business on December 10, 2019, the Reporting Persons ceased to be holders of an aggregate of 10% or more of Quantum Corporation's (the "Issuer") outstanding shares of Common Stock. Each Reporting Person disclaims beneficial ownership of the securities of the Issuer reported herein except to the extent of his or its pecuniary interest therein, and this report shall not be deemed to be an admission that any Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.
Each share is represented by a restricted stock unit, all of which are fully vested and each of which represents a contingent right to receive one share of common stock of the Issuer.
Securities of the Issuer beneficially owned directly by Series One. VIEX GP, as the general partner of Series One, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One. VIEX Capital, as the investment manager of Series One, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One. Mr. Singer, as the managing member of each of VIEX GP and VIEX Capital, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series One.
Securities of the Issuer beneficially owned directly by Series Two. VIEX GP, as the general partner of Series Two, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series Two. VIEX Capital, as the investment manager of Series Two, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series Two. Mr. Singer, as the managing member of each of VIEX GP and VIEX Capital, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by Series Two.
Securities of the Issuer beneficially owned directly by VSO III. VSO GP III, as the general partner of VSO III, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by VSO III. VIEX Capital, as the investment manager of VSO III, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by VSO III. Mr. Singer, as the managing member of each of VSO GP III and VIEX Capital, may be deemed the beneficial owner of the securities of the Issuer beneficially owned by VSO III.