WALTHAM, Mass., Oct. 27, 2011 (GLOBE NEWSWIRE) -- ImmunoGen, Inc. (Nasdaq:IMGN), a biotechnology company that develops targeted anticancer products using its antibody expertise and Targeted Antibody Payload (TAP) technology, today reported financial results for the three-month period ended September 30, 2011 – the first quarter of the Company’s 2012 fiscal year.