Overview

A class action lawsuit has been filed against Quantum Corporation (“Quantum” or the “Company”) and certain of the Company’s former and current senior executive officers alleging violations of the federal securities laws. The Company’s common stock trades on the NASDAQ exchange under the ticker symbol “QMCO.”

The Quantum class action lawsuit was brought on behalf of all persons and entities who purchased or otherwise acquired publicly traded Quantum Corporation securities between November 15, 2024, and August 18, 2025, both dates inclusive, (the “Class Period”).

Quantum Corporation is a technology company focused on data management solutions. It creates products including primary storage software and systems, secondary storage software and systems, and devices and media.

The lawsuit alleges that Defendants misrepresented and failed to disclose the following adverse facts pertaining to the Company’s business, operations and prospects, which were known to Defendants or recklessly disregarded by them. Specifically, Defendants made false and/or misleading statements and/or failed to disclose that: (1) Quantum Corporation improperly recognized revenue during the fiscal year ended March 31, 2025; (2) as a result, Quantum Corporation would need to restate its previously filed financial statements for the fiscal third quarter ended December 31, 2024; and (3) as a result, Defendants’ statements about its business, operations, and prospects, were materially false and misleading and/or lacked a reasonable basis at all times.

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If you purchased or otherwise acquired publicly traded Quantum Corporation securities between November 15, 2024, and August 18, 2025, both dates inclusive, and you wish to serve as lead plaintiff in this lawsuit, we encourage you to submit your information to DiCello Levitt LLP via the form on this page. 

You can also contact DiCello Levitt partner Brian O’Mara by calling (888) 287-9005 or at investors@dicellolevitt.com. 

The deadline to apply to the Court to serve as lead plaintiff in the Quantum class action lawsuit is November 3, 2025.