Institutional investors control 18.77% of the outstanding shares in MSTX. This represents a greater percentage of ownership than at almost any other company in the Biotechnology industry. Additionally, during the quarter ended March 2014, these large investors purchased a net $2.0 million shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
HOXTON FINANCIAL, INC. Bought 405.00 shares of Mast Therapeutics Inc