IO

ION Geophysical Corporation

Delisted

IO was delisted on the 18th of May, 2022.

137 hedge funds and large institutions have $369M invested in ION Geophysical Corporation in 2013 Q4 according to their latest regulatory filings, with 16 funds opening new positions, 50 increasing their positions, 48 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
137
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.46M
Puts
$4.53M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
126
$13K
127
$12K
128
$12K
129
$10K
130
$5.71K
131
$4K
132
$2K
133
$1K
134
$337
135
$226
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150