IMGN - ImmunoGen (IMGN) Q1 2022 Earnings Call Transcript May, 06 2022 01:30 PM ImmunoGen Inc. Image source: The Motley Fool. ImmunoGen (NASDAQ: IMGN) Q1 2022 Earnings Call May 06, 2022 , 8:00 a.m. ET Operator Continue reading For further details see: ImmunoGen (IMGN) Q1 2022 Earnings Call Transcript