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IO

ION Geophysical Corporation

Delisted

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

Name Holding Trade Value Shares
Change
Change in
Stake
JP Morgan Chase
26
JP Morgan Chase
New York
$365K +$460K +43,395 +1,673%
WG
27
Winton Group
United Kingdom
$321K +$232K +21,931 +122%
Barclays
28
Barclays
United Kingdom
$287K +$345K +32,542 +1,062%
Susquehanna International Group
29
Susquehanna International Group
Pennsylvania
$259K +$341K +32,198 New
Goldman Sachs
30
Goldman Sachs
New York
$253K +$333K +31,387 New
DTL
31
Dynamic Technology Lab
Singapore
$224K +$295K +27,826 New
Jane Street
32
Jane Street
New York
$178K +$234K +22,124 New
EGM
33
Engineers Gate Manager
New York
$174K -$30.5K -2,876 -12%
PPA
34
Parametric Portfolio Associates
Washington
$157K -$35.3K -3,333 -15%
State Street
35
State Street
Massachusetts
$141K -$1.59M -150,292 -90%
NSEDCP
36
NJ State Employees Deferred Compensation Plan
New Jersey
$129K -$42.4K -4,000 -20%
California Public Employees Retirement System
37
California Public Employees Retirement System
California
$112K
VF
38
Virtu Financial
New York
$92K +$121K +11,460 New
BWCS
39
Beirne Wealth Consulting Services
Connecticut
$81K +$106K +10,000 New
Bank of America
40
Bank of America
North Carolina
$66K +$43.4K +4,094 +102%
PCM
41
Prelude Capital Management
New York
$59K +$51.9K +4,901 +207%
DCM
42
Dupont Capital Management
Delaware
$54K
Group One Trading
43
Group One Trading
Illinois
$45K -$358K -33,820 -86%
JG
44
Jefferies Group
New York
$42K +$55.4K +5,227 New
UBS Group
45
UBS Group
Switzerland
$31K -$5.04K -476 -11%
Simplex Trading
46
Simplex Trading
Illinois
$19K -$51.7K -4,878 -66%
QT
47
Quantamental Technologies
New York
$17K +$19.7K +1,860 +610%
Legal & General Group
48
Legal & General Group
United Kingdom
$13K
TRCT
49
Tower Research Capital (TRC)
New York
$13K +$17.5K +1,651 New
BNP Paribas Financial Markets
50
BNP Paribas Financial Markets
France
$9.76K -$10.6K -1,005 -45%