Kaplan Fox Files Class Action to Recover Losses for Investors Who Purchased Common Stock of Spectrum Pharmaceuticals, Inc. (NasdaqGS: SPPI) NEW YORK, Dec. 05, 2022 (GLOBE NEWSWIRE) -- Kaplan Fox & Kilsheimer LLP (www.kaplanfox.com) has filed a proposed class action suit in the United States District Court for the Southern District...