Institutional investors purchased a net $3.0 million shares of MACK during the quarter ended December 2015, and now own 71.24% of the total float, a percentage that is typical for companies in the Biotechnology industry.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
BIRCHVIEW CAPITAL LP Bought 14.0 Thousand shares of Merrimack Pharmaceuticals...