IO

ION Geophysical Corporation

Delisted

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

73 hedge funds and large institutions have $199M invested in ION Geophysical Corporation in 2018 Q1 according to their latest regulatory filings, with 29 funds opening new positions, 21 increasing their positions, 18 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
73
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
$6.14M
Puts
$1.65M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$30.3M
2
$23.4M
3
$21.9M
4
$11.4M
5
$10.2M
6
$10.1M
7
$8.44M
8
$8.38M
9
$5.9M
10
$4.84M
11
$4.75M
12
$4.56M
13
$4.51M
14
$4.1M
15
$3.66M
16
$3.54M
17
$3.49M
18
$3.25M
19
$2.68M
20
$2.12M
21
$1.95M
22
$1.79M
23
$1.63M
24
$1.55M
25
$1.37M