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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
UBS AM
101
UBS AM
Illinois
$173K -$2.57M -46,854 -94%
AG
102
Aperio Group
California
$160K +$139K +2,534 New
SKK
103
Shepherd Kaplan Krochuk
Massachusetts
$159K +$2.9K +53 +2%
NCCM
104
Nine Chapters Capital Management
New Jersey
$155K +$134K +2,453 New
BJ
105
BlackRock Japan
Japan
$154K +$12.6K +230 +10%
Two Sigma Advisers
106
Two Sigma Advisers
New York
$146K +$67.9K +1,240 +116%
DP
107
Dearborn Partners
Illinois
$136K +$118K +2,153 New
PI
108
PineBridge Investments
New York
$135K -$219 -4 -0.2%
PA
109
Profund Advisors
Maryland
$134K -$103K -1,890 -47%
IMS
110
Index Management Solutions
Pennsylvania
$127K +$110K +2,009 New
Group One Trading
111
Group One Trading
Illinois
$126K +$76.3K +1,393 +230%
MERSOM
112
Municipal Employees' Retirement System of Michigan
Michigan
$125K +$108K +1,980 New
Cambridge Investment Research Advisors
113
Cambridge Investment Research Advisors
Iowa
$123K +$62K +1,132 +138%
CL
114
CSS LLC
Illinois
$120K +$104K +1,893 New
SCM
115
Stevens Capital Management
Pennsylvania
$120K +$104K +1,896 New
TCOT
116
Trust Company of Toledo
Ohio
$106K +$4.27K +78 +5%
Bank of Montreal
117
Bank of Montreal
Ontario, Canada
$104K -$71.9K -1,313 -44%
DTL
118
Dynamic Technology Lab
Singapore
$103K -$75.3K -1,375 -46%
Tudor Investment Corp
119
Tudor Investment Corp
Connecticut
$93K -$659K -12,030 -89%
PAM
120
Princeton Alpha Management
New Jersey
$92K +$14.9K +272 +23%
MNA
121
Manning & Napier Advisors
New York
$85K -$2.05M -37,366 -97%
U
122
UBS
Switzerland
$85K -$25.7K -469 -26%
Ohio Public Employees Retirement System (OPERS)
123
Ohio Public Employees Retirement System (OPERS)
Ohio
$81K -$2.52K -46 -3%
CA
124
Commerzbank Aktiengesellschaft
Germany
$71K +$61.4K +1,122 New
MSA
125
Mason Street Advisors
Wisconsin
$66K -$14.2K -259 -20%