(PR-inside.com) NEW YORK, NY / ACCESSWIRE / June 23, 2023 / Spectrum Pharmaceuticals, Inc. (NASDAQ:SPPI) Weiss Law is investigating possible breaches of fiduciary duty and other violations of law by the board of directors of Spectrum Pharmaceuticals, Inc. (NASDAQ: SPPI), in connection with its acquisition by Assertio Holdings, Inc. ("Assertio"). Under the merger agreement, SPPI shareholders will receive 0.1783 shares of Assertio common stock for each of their shares, representing implied per-share consideration of $1.10 based upon Assertio's June 22, 2023 closing price of $6.15. Additionally, Spectrum Pharmaceuticals shareholders will receive one Contingent Value Right ("CVR") per Spectrum share entitling them ..