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
1
$2.44M
2
$1.1M
3
$729K
4
$690K
5
$505K
6
$197K
7
$193K
8
$188K
9
$132K
10
$121K
11
$116K
12
$94K
13
$83K
14
$80K
15
$74K
16
$65K
17
$56K
18
$50K
19
$43K
20
$34K
21
$34K
22
$31K
23
$24K
24
$16K
25
$14K