William Hillis White - 02 Feb 2026 Form 3 Insider Report for QUANTUM CORP /DE/ (QMCO)

Role: Chief Financial Officer
Signature: /s/ Tara Ilges, by POA from William Hillis White
Issuer symbol: QMCO
Transactions as of: 02 Feb 2026
Net transactions value: $0
Form type: 3
Filing time: 09 Feb 2026, 18:11:45 UTC
Next filing: 04 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
White William Hillis	Chief Financial Officer	C/O QUANTUM CORPORATION, 10770 E. BRIARWOOD AVE., CENTENNIAL	/s/ Tara Ilges, by POA from William Hillis White	09 Feb 2026	0002108496

No securities are beneficially owned.

Remarks:

Exhibit List: Exhibit 24 - Power of Attorney