Institutional investors purchased a net $909.8 thousand shares of TSRO during the quarter ended September 2015, and now own 84.26% 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
CANDRIAM LUXEMBOURG SA Bought 72.0 Thousand shares of TESARO Inc
CANDRIAM BELGIUM SA Bought 19.0 Thousand shares of TESARO Inc
SPOT TRADING LLC Bought 9.6 Thousand shares of TESARO Inc