IMGN - ImmunoGen inc (IMGN) Q2 2021 Earnings Call Transcript July, 30 2021 11:30 AM ImmunoGen Inc. Image source: The Motley Fool. ImmunoGen, inc (NASDAQ: IMGN) Q2 2021 Earnings Call Jul 30, 2021 , 8:00 a.m. ET Operator Continue reading For further details see: ImmunoGen, inc (IMGN) Q2 2021 Earnings Call Transcript