IO

ION Geophysical Corporation

Delisted

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

36 hedge funds and large institutions have $7.13M invested in ION Geophysical Corporation in 2020 Q4 according to their latest regulatory filings, with 4 funds opening new positions, 7 increasing their positions, 15 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
36
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
$226K
Puts
$4K
Net Calls
Net Calls Change

Top Buyers

1 +$89.4K
2 +$78.4K
3 +$37.7K
4
SSA
Schonfeld Strategic Advisors
New York
+$34K
5
Citadel Advisors
Citadel Advisors
Florida
+$31K

Top Sellers

1 -$562K
2 -$282K
3 -$251K
4
Squarepoint
Squarepoint
New York
-$128K
5
Renaissance Technologies
Renaissance Technologies
New York
-$110K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$8K
27
$2K
28
$2K
29
$2K
30
$2K
31
$2K
32
33
34
35
36