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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
$14.3M -$1.6M -225,215 -11%
CPS
2
Counsel Portfolio Services
Ontario, Canada
$5.97M
Vanguard Group
3
Vanguard Group
Pennsylvania
$3.17M +$467K +65,570 +19%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$2.11M -$56.9K -7,988 -3%
Wells Fargo
5
Wells Fargo
California
$2.06M -$116K -16,216 -6%
BFA
6
BlackRock Fund Advisors
California
$1.86M -$2.19M -307,475 -55%
BIT
7
BlackRock Institutional Trust
California
$1.72M -$46.1K -6,469 -3%
Neuberger Berman Group
8
Neuberger Berman Group
New York
$1.49M -$173K -24,338 -11%
Renaissance Technologies
9
Renaissance Technologies
New York
$1.31M +$40.9K +5,740 +3%
State Street
10
State Street
Massachusetts
$1.11M -$157K -22,049 -13%
Norges Bank
11
Norges Bank
Norway
$998K
PAM
12
Panagora Asset Management
Massachusetts
$976K +$224K +31,491 +32%
Goldman Sachs
13
Goldman Sachs
New York
$942K +$740K +103,851 +496%
Fuller & Thaler Asset Management
14
Fuller & Thaler Asset Management
California
$838K +$791K +111,053 New
Northern Trust
15
Northern Trust
Illinois
$758K -$32.7K -4,592 -4%
RA
16
Royce & Associates
New York
$542K
Jacobs Levy Equity Management
17
Jacobs Levy Equity Management
New Jersey
$433K +$409K +57,411 New
TCIM
18
TIAA CREF Investment Management
New York
$431K -$95.6K -13,428 -19%
Millennium Management
19
Millennium Management
New York
$422K +$334K +46,859 +520%
Geode Capital Management
20
Geode Capital Management
Massachusetts
$384K -$36 -5 -0%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$341K -$425K -59,716 -57%
California Public Employees Retirement System
22
California Public Employees Retirement System
California
$303K +$49.1K +6,900 +21%
BIM
23
BlackRock Investment Management
Delaware
$255K -$26.2K -3,683 -10%
PPA
24
Parametric Portfolio Associates
Washington
$231K -$5.95K -835 -3%
BCM
25
Bridgeway Capital Management
Texas
$181K