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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
Deutsche Bank
26
Deutsche Bank
Germany
$1.73M +$873K +22,191 +113%
CPS
27
Counsel Portfolio Services
Ontario, Canada
$1.59M
GC
28
Guggenheim Capital
Illinois
$1.52M +$1.32M +33,680 +1,087%
California Public Employees Retirement System
29
California Public Employees Retirement System
California
$1.37M +$142K +3,613 +11%
BIM
30
BlackRock Investment Management
Delaware
$1.29M -$6.06K -154 -0.5%
PPA
31
Parametric Portfolio Associates
Washington
$1.15M +$544K +13,840 +98%
New York State Teachers Retirement System (NYSTRS)
32
New York State Teachers Retirement System (NYSTRS)
New York
$1.14M
BIM
33
Bogle Investment Management
Massachusetts
$1.12M -$648K -16,474 -38%
Prudential Financial
34
Prudential Financial
New Jersey
$1.01M +$54.8K +1,393 +6%
State of New Jersey Common Pension Fund D
35
State of New Jersey Common Pension Fund D
New Jersey
$853K
NFA
36
Nationwide Fund Advisors
Ohio
$799K -$29K -737 -4%
BCM
37
Bridgeway Capital Management
Texas
$798K +$760K +19,333 New
DC
38
Deere & Company
Illinois
$789K -$78.8K -2,005 -9%
TA
39
Teachers Advisors
New York
$727K
MC
40
Menta Capital
California
$717K +$357K +9,076 +109%
New York State Common Retirement Fund
41
New York State Common Retirement Fund
New York
$704K
Comerica Bank
42
Comerica Bank
Texas
$686K +$323K +8,223 +98%
Public Sector Pension Investment Board (PSP Investments)
43
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$664K
California State Teachers Retirement System (CalSTRS)
44
California State Teachers Retirement System (CalSTRS)
California
$659K +$2.67K +68 +0.4%
SO
45
STRS Ohio
Ohio
$579K
AllianceBernstein
46
AllianceBernstein
Tennessee
$556K -$33.3K -846 -6%
Wellington Management Group
47
Wellington Management Group
Massachusetts
$546K +$244K +6,204 +88%
RhumbLine Advisers
48
RhumbLine Advisers
Massachusetts
$535K +$26.2K +667 +5%
LA
49
Lucus Advisors
New York
$505K +$481K +12,242 New
CS
50
Credit Suisse
Switzerland
$437K -$90.5K -2,302 -18%