Institutional investors control 13.04% 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 2016, these large investors purchased a net $2.6 million shares.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
CREATIVE PLANNING, INC. Bought 104.0 Thousand shares of Mast Therapeutics Inc
PERKINS CAPITAL MANAGEMENT, INC. Sold 3.8 Thousand shares of Mast Therapeutics Inc