Rosen Law Firm Urges Spectrum Pharmaceuticals, Inc. (NASDAQ: SPPI) Stockholders with Large Losses to Contact the Firm for Information About Their Rights

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1:11 PM on Tuesday, August 12

The Associated Press

NEW YORK--(BUSINESS WIRE)--Aug 12, 2025--

Rosen Law Firm, a global investor rights law firm, announces the filing of a class action lawsuit on behalf of purchasers and acquirers of Spectrum Pharmaceuticals, Inc. (NASDAQ: SPPI) common stock between May 12, 2022 and September 22, 2022, both dates inclusive (the “Class Period”). The lead plaintiff process was reopened by the Court. Before and during the Class Period, Spectrum Pharmaceuticals purported to be a biopharmaceutical company focused on acquiring, developing, and commercializing novel and targeted oncology therapies.

For more information, submit a form, email attorney Phillip Kim, or give us a call at 866-767-3653.

The Allegations: Rosen Law Firm is Investigating the Allegations that Spectrum Pharmaceuticals, Inc. (NASDAQ: SPPI) Misled Investors Regarding its Business Operations.

According to the lawsuit, during the Class Period, Spectrum made false or misleading statements to investors regarding its PINNACLE Study, a clinical trial involving poziotinib, a drug intended to treat certain lung cancer patients. When the true details entered the market, the lawsuit claims that investors suffered damages.

What Now: You may be eligible to participate in the class action against Spectrum Pharmaceuticals, Inc. Shareholders who want to serve as lead plaintiff for the class must file their motions with the court by September 24, 2025. A lead plaintiff is a representative party who acts on behalf of other class members in directing the litigation. You do not have to participate in the case to be eligible for a recovery. If you choose to take no action, you can remain an absent class member. For more information, click here.

All representation is on a contingency fee basis. Shareholders pay no fees or expenses.

About Rosen Law Firm: Some law firms issuing releases about this matter do not actually litigate securities class actions. Rosen Law Firm does. Rosen Law Firm is a recognized leader in shareholder rights litigation, dedicated to helping shareholders recover losses, improving corporate governance structures, and holding company executives accountable for their wrongdoing. Since its inception, Rosen Law Firm has obtained over $1 billion for shareholders.

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CONTACT: Laurence Rosen, Esq.

Phillip Kim, Esq.

The Rosen Law Firm, P.A.

275 Madison Avenue, 40th Floor

New York, NY 10016

Tel: (212) 686-1060

Toll Free: (866) 767-3653

Fax: (212) 202-3827

[email protected]