IO

ION Geophysical Corporation

Delisted

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

135 hedge funds and large institutions have $218M invested in ION Geophysical Corporation in 2015 Q1 according to their latest regulatory filings, with 11 funds opening new positions, 50 increasing their positions, 35 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
135
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
$6K
Puts
$129K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.25M
27
$1.16M
28
$1.11M
29
$1.02M
30
$901K
31
$854K
32
$713K
33
$673K
34
$629K
35
$623K
36
$616K
37
$609K
38
$588K
39
$560K
40
$555K
41
$533K
42
$524K
43
$510K
44
$492K
45
$446K
46
$445K
47
$431K
48
$430K
49
$417K
50
$370K