Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001628280-26-006539
Filing Date
2026-02-09
Accepted
2026-02-09 18:11:45
Documents
3
Period of Report
2026-02-02

Document Format Files

Seq Description Document Type Size
1 FORM 3 wk-form3_1770678701.html 3  
1 FORM 3 wk-form3_1770678701.xml 3 1718
2 EX-24 whitewilliamhform32026-0.htm EX-24 3498
3 GRAPHIC whitewilliamhform32026-0001.jpg GRAPHIC 186817
  Complete submission text file 0001628280-26-006539.txt   264090
Mailing Address 224 AIRPORT PARKWAY SUITE 550 SAN JOSE CA 95110
Business Address 224 AIRPORT PARKWAY SUITE 550 SAN JOSE CA 95110 408 944 4000
QUANTUM CORP /DE/ (Issuer) CIK: 0000709283 (see all company filings)

EIN.: 942665054 | State of Incorp.: DE | Fiscal Year End: 0331
SIC: 3572 Computer Storage Devices
(CF Office: 06 Technology)

Mailing Address C/O QUANTUM CORPORATION 224 AIRPORT PARKWAY, SUITE 550 SAN JOSE CA 95110
Business Address
White William Hillis (Reporting) CIK: 0002108496 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-13449 | Film No.: 26612835