Institutional investors hold a majority ownership of IMGN through the 89.41% of the outstanding shares that they control. This interest is also higher than at almost any other company in the Biotechnology industry. Last, during the quarter ended June 2014, these large investors purchased a net $436.5 thousand shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
FIDELITY MANAGEMENT & RESEARCH C... Bought 1.2 Million shares of ImmunoGen Inc
CLEARBRIDGE INVESTMENTS LLC Bought 682.0 Thousand shares of ImmunoGen Inc
FIRST TRUST ADVISORS LP Bought 512.8 Thousand shares of ImmunoGen Inc