=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-01-01
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: QUANTUM CORP /DE/ (QMCO)
CIK: 0000709283
--- Reporting Owner ---
Name: Meyrath Hugues
CIK: 0001419111
Role: Director, Officer (President & CEO)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-01-01 | Code: A (Grant or award)
Shares: +62,500 | Price: $0.00
Shares Owned After: 124,700 | Ownership: D (Direct)
Footnotes:
[F1] Grant of restricted stock units (RSUs), each of which represents a contingent right to receive one share of common stock of QMCO. The RSUs vest in four equal annual installments beginning on July 1, 2026, with a vesting commencement date of July 1, 2025, subject to the Reporting Person's continued service through each vesting date.
--- Derivative Transactions ---
[Transaction #1]
Security: Employee Stock Option (right to buy)
Date: 2026-01-01 | Code: A (Grant or award)
Shares: +50,000 | Price: $0.00
Exercisable: N/A | Expires: 2033-01-01
Shares Owned After: 50,000 | Ownership: D (Direct)
Footnotes:
[F2] This nonstatutory stock option vests in four equal annual installments beginning on July 1, 2026, with a vesting commencement date of July 1, 2025, subject to the Reporting Person's continued service through each vesting date.
[F2] This nonstatutory stock option vests in four equal annual installments beginning on July 1, 2026, with a vesting commencement date of July 1, 2025, subject to the Reporting Person's continued service through each vesting date.
--- Footnotes (Complete Index) ---
F1: Grant of restricted stock units (RSUs), each of which represents a contingent right to receive one share of common stock of QMCO. The RSUs vest in four equal annual installments beginning on July 1, 2026, with a vesting commencement date of July 1, 2025, subject to the Reporting Person's continued service through each vesting date.
F2: This nonstatutory stock option vests in four equal annual installments beginning on July 1, 2026, with a vesting commencement date of July 1, 2025, subject to the Reporting Person's continued service through each vesting date.
--- Signature ---
/s/ /s/ Tara Ilges, attorney-in-fact for Hugues Meyrath (2026-01-05)
