IO

ION Geophysical Corporation

Delisted

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

161 hedge funds and large institutions have $434M invested in ION Geophysical Corporation in 2014 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 57 increasing their positions, 38 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
161
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
$1.81M
Puts
$6.22M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$137M
2
$36.7M
3
$32.3M
4
$31.2M
5
$16.5M
6
$15.1M
7
$14.4M
8
$12.3M
9
$9.74M
10
$8.51M
11
$7.53M
12
$7.32M
13
$6.23M
14
$4.96M
15
$4.64M
16
$4.14M
17
$3.86M
18
$3.56M
19
$3.26M
20
$2.95M
21
$2.93M
22
$2.89M
23
$2.58M
24
$2.43M
25
$2.14M