<SEC-DOCUMENT>0000709283-21-000048-index.html : 20210817 <SEC-HEADER>0000709283-21-000048.hdr.sgml : 20210817 <ACCEPTANCE-DATETIME>20210817121424 ACCESSION NUMBER: 0000709283-21-000048 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210812 FILED AS OF DATE: 20210817 DATE AS OF CHANGE: 20210817 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: FICHTHORN JOHN CENTRAL INDEX KEY: 0001411509 FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-13449 FILM NUMBER: 211181924 MAIL ADDRESS: STREET 1: C/O DIALECTIC CAPITAL MANAGEMENT, LLC STREET 2: 17 STATE STREET, SUITE 3930 CITY: NEW YORK STATE: NY ZIP: 10004 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 550 CITY: SAN JOSE STATE: CA ZIP: 95110 BUSINESS PHONE: 408 944 4000 MAIL ADDRESS: STREET 1: 224 AIRPORT PARKWAY STREET 2: SUITE 550 CITY: SAN JOSE STATE: CA ZIP: 95110 </SEC-HEADER> <DOCUMENT> <TYPE>4/A <SEQUENCE>1 <FILENAME>wf-form4a_162921685038853.xml <DESCRIPTION>FORM 4/A <TEXT> Document 1 - file: wf-form4a_162921685038853.html
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