ImmunoGen, Inc. at Brean Murray, Carret & Co. Boston Healthcare 1x1 Conference Monday, March 1, 2010 ImmunoGen, Inc. at RBC Capital Markets Healthcare Conference Wednesday, March 3, 2010 2:05 p.m. ET ImmunoGen, Inc. at Cowen and Company Healthcare Conference Tuesday, March 9, 2010 4:30 p.m. ET