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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
Invesco
1
Invesco
Georgia
$12.4M -$150K -14,214 -0.7%
BFA
2
BlackRock Fund Advisors
California
$3.24M +$213K +20,215 +4%
Vanguard Group
3
Vanguard Group
Pennsylvania
$2.07M -$945K -89,614 -20%
Wells Fargo
4
Wells Fargo
California
$1.69M -$613K -58,080 -17%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$1.68M -$152K -14,412 -5%
BIT
6
BlackRock Institutional Trust
California
$1.37M +$21.5K +2,040 +0.9%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$1.3M +$67.4K +6,391 +3%
State Street
8
State Street
Massachusetts
$993K -$16K -1,520 -0.9%
Renaissance Technologies
9
Renaissance Technologies
New York
$985K +$46.3K +4,394 +3%
Norges Bank
10
Norges Bank
Norway
$774K -$145K -13,779 -9%
Northern Trust
11
Northern Trust
Illinois
$614K +$31.2K +2,959 +3%
Bank of New York Mellon
12
Bank of New York Mellon
New York
$612K
PAM
13
Panagora Asset Management
Massachusetts
$573K +$11.2K +1,064 +1%
MCM
14
McKinley Capital Management
Alaska
$476K -$749 -71 -0.1%
RA
15
Royce & Associates
New York
$420K
TCIM
16
TIAA CREF Investment Management
New York
$413K -$77.6K -7,358 -9%
JP Morgan Chase
17
JP Morgan Chase
New York
$355K +$21.9K +2,075 +4%
Principal Financial Group
18
Principal Financial Group
Iowa
$324K +$34.4K +3,260 +6%
CPS
19
Counsel Portfolio Services
Ontario, Canada
$309K
Geode Capital Management
20
Geode Capital Management
Massachusetts
$298K -$20.8K -1,974 -4%
Ameriprise
21
Ameriprise
Minnesota
$232K -$2.84K -269 -0.7%
BIM
22
BlackRock Investment Management
Delaware
$219K -$4.28K -406 -1%
SCM
23
Sterling Capital Management
North Carolina
$215K -$18.2K -1,727 -4%
GC
24
Guggenheim Capital
Illinois
$214K -$31.1K -2,949 -7%
California Public Employees Retirement System
25
California Public Employees Retirement System
California
$194K -$42.1K -3,993 -11%