ION GEOPHYSICAL CORP - COM (IO)

CUSIP: 462044108

Q1 2014 13F Holders as of 31 Mar 2014

Type / Class
Equity / COM
Total 13F shares
103,133,668
Share change
-7,914,162
Total reported value
$434,137,970
Put/Call ratio
328%
Price per share
$4.21
Number of holders
157
Value change
-$31,190,624
Number of buys
97
Number of sells
53

Quarterly Holders Quick Answers

What is CUSIP 462044108?
CUSIP 462044108 identifies IO - ION GEOPHYSICAL CORP - COM in SEC institutional holdings data.

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Institutional Holders of ION GEOPHYSICAL CORP - COM (IO) as of Q1 2014

As of 31 Mar 2014, ION GEOPHYSICAL CORP - COM (IO) was held by 157 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 103,133,668 shares. The largest 10 holders included Invesco Ltd., VANGUARD GROUP INC, WELLS FARGO & COMPANY/MN, BlackRock Fund Advisors, BlackRock Institutional Trust Company, N.A., DIMENSIONAL FUND ADVISORS LP, State Street Corp, Neuberger Berman Group LLC, AMERIPRISE FINANCIAL INC, and Allianz Asset Management AG. This page lists 157 institutional shareholders reporting positions in this security for the Q1 2014 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.