SPPI - Spectrum Pharmaceuticals (SPPI) Q4 2021 Earnings Call Transcript March, 17 2022 09:30 PM Spectrum Pharmaceuticals Inc. Image source: The Motley Fool. Spectrum Pharmaceuticals (NASDAQ: SPPI) Q4 2021 Earnings Call Mar 17, 2022 , 4:30 p.m. ET Operator Continue reading For further details see: Spectrum Pharmaceuticals (SPPI) Q4 2021 Earnings Call Transcript