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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
AIM
26
Alambic Investment Management
California
$305K +$247K +21,128 New
NSEDCP
27
NJ State Employees Deferred Compensation Plan
New Jersey
$289K -$328K -28,000 -58%
WG
28
Winton Group
United Kingdom
$259K +$210K +17,941 New
American Century Companies
29
American Century Companies
Missouri
$252K +$204K +17,446 New
California State Teachers Retirement System (CalSTRS)
30
California State Teachers Retirement System (CalSTRS)
California
$235K
Morgan Stanley
31
Morgan Stanley
New York
$221K -$44.5K -3,801 -20%
PP
32
PDT Partners
New York
$213K -$18.2K -1,557 -10%
RhumbLine Advisers
33
RhumbLine Advisers
Massachusetts
$201K -$7.24K -619 -4%
California Public Employees Retirement System
34
California Public Employees Retirement System
California
$200K
New York State Common Retirement Fund
35
New York State Common Retirement Fund
New York
$170K
EMG
36
Ellington Management Group
Connecticut
$166K +$135K +11,500 New
D.E. Shaw & Co
37
D.E. Shaw & Co
New York
$156K +$126K +10,789 New
AQR Capital Management
38
AQR Capital Management
Connecticut
$150K -$935K -79,865 -89%
Acadian Asset Management
39
Acadian Asset Management
Massachusetts
$120K +$97K +8,293 New
Citigroup
40
Citigroup
New York
$119K -$366K -31,237 -79%
Simplex Trading
41
Simplex Trading
Illinois
$106K +$85.6K +7,312 +15,557%
AIG
42
American International Group
New York
$98K -$2.57K -220 -3%
DCM
43
Dupont Capital Management
Delaware
$97K
UBS Group
44
UBS Group
Switzerland
$63K -$26.3K -2,245 -34%
Bank of America
45
Bank of America
North Carolina
$59K -$35.3K -3,013 -43%
Barclays
46
Barclays
United Kingdom
$44K +$35.8K +3,063 New
JP Morgan Chase
47
JP Morgan Chase
New York
$37K -$1.56M -133,445 -98%
PCM
48
Prelude Capital Management
New York
$34K +$27.8K +2,372 New
BNP Paribas Financial Markets
49
BNP Paribas Financial Markets
France
$32K +$20.1K +1,719 +345%
SEI Investments
50
SEI Investments
Pennsylvania
$26K +$10.1K +866 +63%