RARE ALERT: ImmunoGen, Inc said to ... - Part 2 - Betaville.co.ukThursday, 30 November 2023 12:41 pmAbbvie has just announced it has bought ImmunoGen, Inc for $10.1 billion in cash. Tuesday, 24 October 2023 5:37 pmImmunoGen, Inc, a US-listed biopharmaceutical company, is at the centre of bid rumours. 