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ION Geophysical Corp (IO) Ownership Data

Short Interest History (%)

This is the historical short interest of ION Geophysical Corp, as measured by the Short Percentage Of Float.

Institutional Ownership History (%)

This the Institutional Ownership History of ION Geophysical Corp Peter Lynch prefers to buy companies with low institutional ownership.

Insider ownership (%)

This is the historical insider ownership of ION Geophysical Corp. It is usually better to buy companies with large insider ownership. The company insiders' interest are more aligned with external shareholders in this case.

Top Direct Holders

HolderShares% of Shares
Report Date
James M. Lapeyre,Jr1,619,1130.99%2014-05-09
Robert P. Peebler640,5360.39%2012-12-31
R. Brian Hanson213,3260.13%2014-12-01
Mr. John N. Seitz143,895less than 0.1%2014-03-01
Mr. Franklin Myers122,000less than 0.1%2014-03-01
Ken Williamson119,457less than 0.1%2014-12-01
S. James Nelson,Jr114,000less than 0.1%2014-03-01
James R. Hollis101,176less than 0.1%2009-12-01
David L. Roland94,182less than 0.1%2014-09-02
Nicholas G. Vlahakis94,000less than 0.1%2010-12-01

Top Fund Holders

HolderSharesReport Date% of Shares
% of Total
Assets Managed
Market Value
Amvescap Plc.30,546,1432013-11-3018.700.00117,908,112
Invesco Canada Fund Inc.25,004,6842014-09-3015.270.5169,763,000
BGP Inc., China National Petroleum Corp23,789,5362014-02-2814.530.0096,823,412
Invesco Select Companies Fund14,077,2892014-09-308.602.8639,275,636
Vanguard Group, Inc.9,270,2582014-09-305.660.0025,864,000
Trimark Canadian Small Companies7,640,9732014-06-304.665.7532,294,265
Laitram LLC7,605,3452014-02-284.640.0030,953,754
BlackRock Fund Advisors6,602,8122014-09-304.030.0118,422,000
Invesco Advisers, Inc6,278,0182014-09-303.830.0117,516,000
Standard Life US Small-Cap Equity Fund (Invesco)6,114,7432014-09-303.730.5217,060,133

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