Quantum expects to meet or exceed prior guidance; CFO William H. White terminated, Hiral A. Patel named PFO

QUANTUM CORP /DE/

Quantum expects to meet or exceed previously issued guidance for the fiscal quarter ended Sept. 30, 2026, subject to completion of financial closing and auditor review.
William H. White was terminated as CFO and Principal Financial Officer effective Oct. 9, 2026; Quantum expects no disruption to current operations.
Hiral A. Patel, 38, was appointed Principal Financial Officer; she has been Chief Accounting Officer since Sept. 1, 2026, after roles at Pep Boys and IKEA Retail.
On Oct. 9, 2026, the board appointed Yue Zhou White to the Audit Committee and Donald J. Jaworski to the Nominating Committee; James C. Clancy resigned those seats on Sept. 28.

item 2.02 item 5.02 item 8.01

Executive movements

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Appointed

Hiral A. Patel

Principal Financial Officer

QMCO · QUANTUM CORP /DE/

Effective: 2026-10-09
Filed: October 9, 2026, 4:46 PM ET

Effective on October 9, 2026, Hiral A. Patel, the Company’s current Chief Accounting Officer and Principal Accounting Officer, was appointed the Company’s Principal Financial Officer.

Departed

William H. White

Chief Financial Officer and Principal Financial Officer

QMCO · QUANTUM CORP /DE/

Effective: 2026-10-09
Successor: Hiral A. Patel
Filed: October 9, 2026, 4:46 PM ET

On October 9, 2026, William H. White was terminated as Chief Financial Officer and Principal Financial Officer of Quantum Corporation (the “Company”) effective immediately.

Key facts

Extracted from this filing and checked against the source text.

Executive change SEC 8-K Item 5.02 confidence 0.95

Hiral A. Patel was appointed as Principal Financial Officer at QUANTUM CORP /DE/.

Action: appointed
Role: Principal Financial Officer

Exact text from the filing

Effective on October 9, 2026, Hiral A. Patel, the Company’s current Chief Accounting Officer and Principal Accounting Officer, was appointed the Company’s Principal Financial Officer.

View on SEC.gov

Executive change SEC 8-K Item 5.02 confidence 0.95

William H. White was terminated as Chief Financial Officer and Principal Financial Officer at QUANTUM CORP /DE/.

Action: terminated
Role: Chief Financial Officer and Principal Financial Officer

Exact text from the filing

On October 9, 2026, William H. White was terminated as Chief Financial Officer and Principal Financial Officer of Quantum Corporation (the “Company”) effective immediately.

View on SEC.gov

QUANTUM CORP /DE/ filing history →

Source: SEC EDGAR

accession 0001628280-26-065547

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