WALTHAM, Mass. --(BUSINESS WIRE)-- ImmunoGen, Inc. (Nasdaq: IMGN), a biotechnology company developing novel antibody-drug conjugate (ADC) therapeutics, today announced that the Company will host a conference call at 8:00 a.m. ET on Thursday, August 4, 2016 , to discuss ImmunoGen's financial results

WALTHAM, Mass. --(BUSINESS WIRE)-- ImmunoGen, Inc. ( NASDAQ : IMGN) today announced the pricing of $100 million aggregate principal amount of its 4.50% convertible senior notes due 2021 (the "Notes") in a private placement. The Notes will be offered by the initial purchasers only to qualified

WALTHAM, Mass. --(BUSINESS WIRE)-- ImmunoGen, Inc. ( NASDAQ : IMGN) today announced its intention to offer and sell to the initial purchasers, subject to market and other conditions, $100 million aggregate principal amount of convertible senior notes due 2021 (the "Notes") in a private placement.