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IO

ION Geophysical Corporation
IO

Delisted

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

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Name Holding Trade Value Shares
Change 		Change in
Stake
Morgan Stanley
26
Morgan Stanley
New York
$1.29M +$731K +30,820 +185%
Two Sigma Investments
27
Two Sigma Investments
New York
$1.28M -$250K -10,536 -18%
CAM
28
ClariVest Asset Management
California
$1.08M +$949K +40,005 New
Wells Fargo
29
Wells Fargo
California
$1.07M -$113K -4,776 -11%
Northern Trust
30
Northern Trust
Illinois
$1.05M +$157K +6,625 +21%
RJFSA
31
Raymond James Financial Services Advisors
Florida
$975K +$474K +20,000 +125%
Jacobs Levy Equity Management
32
Jacobs Levy Equity Management
New Jersey
$929K +$49.8K +2,100 +7%
EMG
33
Ellington Management Group
Connecticut
$827K +$723K +30,500 New
OAM
34
Oberweis Asset Management
Illinois
$819K +$717K +30,225 New
CIC
35
Cornercap Investment Counsel
Georgia
$793K +$694K +29,260 New
Macquarie Group
36
Macquarie Group
Australia
$716K +$294K +12,400 +88%
Citadel Advisors
37
Citadel Advisors
Florida
$671K +$588K +24,780 New
TEE
38
Tibra Equities Europe
United Kingdom
$627K +$549K +23,142 New
Barclays
39
Barclays
United Kingdom
$616K -$360K -15,169 -40%
Bank of New York Mellon
40
Bank of New York Mellon
New York
$588K -$711 -30 -0.1%
EI
41
EAM Investors
California
$586K -$512K -21,587 -50%
Two Sigma Advisers
42
Two Sigma Advisers
New York
$517K +$452K +19,078 New
Axa
43
Axa
France
$488K -$97.2K -4,100 -19%
ECM
44
Element Capital Management
New York
$446K +$390K +16,459 New
Allianz Asset Management
45
Allianz Asset Management
Germany
$418K +$366K +15,440 New
ARTA
46
A.R.T. Advisors
New York
$377K +$331K +13,943 New
California Public Employees Retirement System
47
California Public Employees Retirement System
California
$376K -$893K -37,666 -73%
State Street
48
State Street
Massachusetts
$364K +$318K +13,412 New
TI
49
Trexquant Investment
Connecticut
$355K -$49.9K -2,105 -14%
BIM
50
Bogle Investment Management
Massachusetts
$347K +$304K +12,806 New
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