IO

ION Geophysical Corporation

Delisted

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

35 hedge funds and large institutions have $7.21M invested in ION Geophysical Corporation in 2021 Q3 according to their latest regulatory filings, with 5 funds opening new positions, 9 increasing their positions, 9 reducing their positions, and 10 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
35
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
$352K
Puts
$55K
Net Calls
Net Calls Change

Top Buyers

1 +$187K
2 +$92.7K
3 +$89.2K
4
Citadel Advisors
Citadel Advisors
Florida
+$80.1K
5
Geode Capital Management
Geode Capital Management
Massachusetts
+$63.9K

Top Sellers

1 -$2.48M
2 -$2.19M
3 -$627K
4
Renaissance Technologies
Renaissance Technologies
New York
-$533K
5
Morgan Stanley
Morgan Stanley
New York
-$314K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$3K
27
$2K
28
$2K
29
$1K
30
$1K
31
32
33
34
35
36
37