Rowley Law PLLC is investigating potential securities law violations by Spectrum Pharmaceuticals, Inc. (NASDAQ: SPPI) and its board of directors concerning the proposed acquisition of the company by Assertio Holdings, Inc. (NASDAQ: ASRT). Stockholders will receive 0.1783 shares of Assertio Holdings common stock and a contingent value right up to $0.20 for each share of Spectrum Pharmaceuticals stock that they hold. The transaction is expected to close in the third quarter of 2023.

If you are a stockholder of Spectrum Pharmaceuticals, Inc. and are interested in obtaining additional information regarding this investigation, please fill in the contact form on this page. You may also contact Shane Rowley, Esq. at Rowley Law PLLC, 50 Main Street Suite 1000, White Plains, NY 10606, by email at, or by telephone at 914-400-1920 or 844-400-4643 (toll-free).

Rowley Law PLLC represents shareholders nationwide in class actions and derivative lawsuits in complex corporate litigation.

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