SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0000921895-16-004791
Filing Date
2016-06-02
Accepted
2016-06-02 09:01:27
Documents
1
Period of Report
2016-05-31

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT form310114016_06022016.html 3  
1 OWNERSHIP DOCUMENT form310114016_06022016.xml 3 14195
  Complete submission text file 0000921895-16-004791.txt   19731
Mailing Address 224 AIRPORT PARKWAY SUITE 300 SAN JOSE CA 95110
Business Address 224 AIRPORT PARKWAY SUITE 300 SAN JOSE CA 95110 408 944 4000
QUANTUM CORP /DE/ (Issuer) CIK: 0000709283 (see all company filings)

IRS No.: 942665054 | State of Incorp.: DE | Fiscal Year End: 0331
SIC: 3572 Computer Storage Devices

Mailing Address 825 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022
Business Address
Singer Eric (Reporting) CIK: 0001443284 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691234

Mailing Address C/O VERTEX CAPITAL ADVISORS, LLC 826 THIRD AVENUE, 33RD FLOOR NEW YORK NY 10022
Business Address C/O VERTEX CAPITAL ADVISORS, LLC 826 THIRD AVENUE, 33RD FLOOR NEW YORK NY 10022 212-752-5750
VIEX Opportunities Fund, LP Series One (Reporting) CIK: 0001606750 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691233

Mailing Address 825 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022
Business Address 825 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022 212-752-5750
VIEX Capital Advisors, LLC (Reporting) CIK: 0001619125 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691228

Mailing Address 825 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022
Business Address 825 THIRD AVENUE 33RD FLOOR NEW YORK NY 10022 212-752-5750
VIEX Special Opportunities Fund III, LP (Reporting) CIK: 0001619126 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691231

Mailing Address 825 THIRD AVE. 33RD FLOOR NEW YORK NY 10022
Business Address 825 THIRD AVE. 33RD FLOOR NEW YORK NY 10022 212-752-5750
VIEX GP, LLC (Reporting) CIK: 0001654852 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691229

Mailing Address 825 THIRD AVENUE, 33RD FLOOR NEW YORK NY 10022
Business Address 825 THIRD AVENUE, 33RD FLOOR NEW YORK NY 10022 212-752-5750
VIEX Opportunities Fund, LP Series Two (Reporting) CIK: 0001659404 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691232

Mailing Address 825 THIRD AVE, 33RD FLOOR NEW YORK NY 10022
Business Address 825 THIRD AVE, 33RD FLOOR NEW YORK NY 10022 (212) 451-2282
VIEX Special Opportunities GP III, LLC (Reporting) CIK: 0001676049 (see all company filings)

State of Incorp.: DE | Fiscal Year End: 1231
Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 161691230