Institutional investors purchased a net $1.9 million shares of IONS during the quarter ended September 2015 and now own 89.37% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Biotechnology industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
OPPENHEIMERFUNDS, INC. Bought 1.3 Million shares of Ionis Pharmaceuticals Inc