IO

ION Geophysical Corporation

Delisted

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

56 hedge funds and large institutions have $48M invested in ION Geophysical Corporation in 2019 Q4 according to their latest regulatory filings, with 13 funds opening new positions, 20 increasing their positions, 16 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
56
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
$345K
Puts
$9K
Net Calls
Net Calls Change

Top Sellers

1 -$1.79M
2 -$531K
3 -$446K
4
Citigroup
Citigroup
New York
-$402K
5
PAM
Panagora Asset Management
Massachusetts
-$282K
Name Holding Trade Value Shares
Change
Change in
Stake
51
$1K
52
$69
53
54
55
56
57
58