IO

ION Geophysical Corporation

Delisted

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

58 hedge funds and large institutions have $47.2M invested in ION Geophysical Corporation in 2019 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 17 increasing their positions, 18 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
58
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
$2.72M
Puts
$255K
Net Calls
Net Calls Change

Top Buyers

1 +$1.36M
2 +$919K
3 +$574K
4
Squarepoint
Squarepoint
New York
+$571K
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$475K

Top Sellers

1 -$3.86M
2 -$2.99M
3 -$1.27M
4
State Street
State Street
Massachusetts
-$1.21M
5
Invesco
Invesco
Georgia
-$712K
Name Holding Trade Value Shares
Change
Change in
Stake
1
$5.87M
2
$5.26M
3
$4.95M
4
$4.25M
5
$4M
6
$3.62M
7
$3.07M
8
$1.52M
9
$1.48M
10
$1.15M
11
$1.05M
12
$919K
13
$916K
14
$687K
15
$641K
16
$579K
17
$571K
18
$527K
19
$512K
20
$494K
21
$415K
22
$414K
23
$407K
24
$391K
25
$386K