Institutional investors hold a majority ownership of IMGN through the 89.78% 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 $482.6 thousand shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
QUANTBOT TECHNOLOGIES LLC Bought 18.2 Thousand shares of ImmunoGen Inc