Institutional investors purchased a net $262.5 thousand shares of MKSI during the quarter ended March 2013 and now own 97.84% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Electronic Production Equipment industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
EAGLE ASSET MANAGEMENT, INC. Bought 384.4 Thousand shares of MKS Instruments Inc
BLACKROCK FUND ADVISORS Bought 333.5 Thousand shares of MKS Instruments Inc
HEARTLAND ADVISORS, INC. Bought 300.0 Thousand shares of MKS Instruments Inc