** ImmunoGen Inc' shares IMGN.O rise 83.6% to $29.9
** IMGN says AbbVie ABBV.N to acquire the company along
with its approved flagship ovarian cancer therapy in an all-cash
deal of $10.1 billion
** The acquisition accelerates ABBV's commercial and
clinical presence in the solid tumor space - IMGN
** Under the transaction, ABBV will acquire all outstanding
shares of IMGN for $31.26 per share in cash, which is a 94.6%
premium to its last close
** Transaction is expected to close in the middle of 2024
** Up to Wednesday's close, IMGN's stock has more than
tripled YTD
(Reporting by Khushi Mandowara in Bengaluru)
((Khushi.Mandowara@thomsonreuters.com;))