ImmunoGen, Inc., a clinical-stage biotechnology company, develops antibody-drug conjugate (ADC) therapies to treat cancer. Its product candidates include mirvetuximab soravtansine, an ADC targeting folate-receptor alpha, which is in Phase III clinical trial for the treatment of platinum-resistant ovarian cancer; and IMGN632, a CD123-targeting ADC that is in Phase I clinical trial for treating AML and blastic plasmacytoid dendritic cell neoplasm. Its preclinical program include IMGC936, an investigational ADC in co-development with MacroGenics, Inc. ImmunoGen, Inc. has collaborations with Roche; Amgen/Oxford BioTherapeutics; sanofi-aventis U. S. LLC; Biotest AG; Bayer HealthCare AG; Eli Lilly and Company; Novartis Institutes for BioMedical Research, Inc.; CytomX Therapeutics, Inc.; Takeda Pharmaceutical Company Limited; Fusion Pharmaceuticals Inc.; Debiopharm International SA; Jazz Pharmaceuticals Ireland Limited; and MacroGenics, Inc. ImmunoGen, Inc. was founded in 1980 and is headquartered in Waltham, Massachusetts.