IO

ION Geophysical Corporation

Delisted

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

142 hedge funds and large institutions have $575M invested in ION Geophysical Corporation in 2013 Q3 according to their latest regulatory filings, with 15 funds opening new positions, 62 increasing their positions, 46 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
142
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
$480K
Puts
$1.37M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$421K
77
$401K
78
$351K
79
$332K
80
$325K
81
$301K
82
$299K
83
$297K
84
$292K
85
$290K
86
$288K
87
$287K
88
$268K
89
$246K
90
$231K
91
$228K
92
$224K
93
$221K
94
$201K
95
$187K
96
$178K
97
$169K
98
$167K
99
$138K
100
$124K