Institutional investors purchased a net $353.8 thousand shares of ABMD during the quarter ended September 2015 and now own 90.12% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Medical Specialties industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
WILLIAM BLAIR INVESTMENT MANAGEM... Bought 658.3 Thousand shares of Abiomed Inc
OAK RIDGE INVESTMENTS LLC Bought 598.7 Thousand shares of Abiomed Inc