http://investor.immunogen.com/sec.cfm?sh_auth=0.0.0.ad1dcb691ef81696c0c02ea27e385165ImmunoGen, Inc. - All SEC Filingsen-usShareholder.com RSS Feedhttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-37456Mon, 06 May 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-37456Quarterly Reporthttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-7534Thu, 02 May 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-7534LAMBERT JOHNhttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-33197Fri, 26 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-33197Current Reporthttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6726Fri, 12 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6726O'LEARY JAMES Jhttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-27518Mon, 08 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-27518Current Reporthttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-26945Thu, 04 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1104659-13-26945Current Reporthttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6124Tue, 02 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6124LAMBERT JOHNhttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6125Tue, 02 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6125VILLAFRANCA JOSEPH Jhttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6126Tue, 02 Apr 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-6126PIEN HOWARD Hhttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-4922Tue, 12 Mar 2013 04:00:00 GMThttp://investor.immunogen.com/secfiling.cfm?FilingID=1179110-13-4922O'LEARY JAMES J