IO

ION Geophysical Corporation

Delisted

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

135 hedge funds and large institutions have $218M invested in ION Geophysical Corporation in 2015 Q1 according to their latest regulatory filings, with 11 funds opening new positions, 50 increasing their positions, 35 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
135
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
$6K
Puts
$129K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$69.5M
2
$19.8M
3
$17.2M
4
$11.7M
5
$10.3M
6
$8.12M
7
$6.41M
8
$5.45M
9
$4.75M
10
$3.97M
11
$3.87M
12
$3.84M
13
$3.44M
14
$3.31M
15
$3.21M
16
$2.73M
17
$2.61M
18
$2.34M
19
$2.06M
20
$1.82M
21
$1.8M
22
$1.6M
23
$1.37M
24
$1.29M
25
$1.25M