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
51
$1.25M
52
$1.17M
53
$1.16M
54
$1.12M
55
$1.11M
56
$1.1M
57
$1.01M
58
$871K
59
$748K
60
$692K
61
$675K
62
$664K
63
$636K
64
$580K
65
$567K
66
$564K
67
$562K
68
$550K
69
$534K
70
$508K
71
$506K
72
$499K
73
$494K
74
$474K
75
$453K