Institutional investors purchased a net $631.2 thousand shares of IO during the quarter ended June 2014. This may signal that the smart money is gaining interest in this company as the 63.60% of shares outstanding that institutional investors hold is actually below the Oilfield Services/Equipment industry average.
Mutual fund holders
Largest Quarterly Institutional Transactions
Latest Institutional Activity
PUTNAM INVESTMENT MANAGEMENT LLC Bought 1.9 Million shares of Ion Geophysical Corp
DIMENSIONAL FUND ADVISORS LP Bought 743.0 Thousand shares of Ion Geophysical Corp
TFS CAPITAL LLC Bought 709.8 Thousand shares of Ion Geophysical Corp