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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
GCM
1
Gates Capital Management
New York
$20.2M +$2.59M +132,617 +11%
Renaissance Technologies
2
Renaissance Technologies
New York
$16.8M -$759K -38,900 -3%
Invesco
3
Invesco
Georgia
$11.1M -$2.55M -130,595 -15%
BlackRock
4
BlackRock
New York
$10.7M +$82.9K +4,245 +0.6%
Vanguard Group
5
Vanguard Group
Pennsylvania
$8.18M +$757K +38,778 +8%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$6.68M +$54.3K +2,783 +0.7%
Neuberger Berman Group
7
Neuberger Berman Group
New York
$6.27M +$3.36M +172,249 +75%
Deutsche Bank
8
Deutsche Bank
Germany
$5.46M +$3.66M +187,426 +115%
AQR Capital Management
9
AQR Capital Management
Connecticut
$3.25M +$3.15M +161,181 +339%
BCM
10
Bridgeway Capital Management
Texas
$3.21M -$223K -11,400 -5%
State Street
11
State Street
Massachusetts
$2.67M +$159K +8,167 +5%
Northern Trust
12
Northern Trust
Illinois
$2.34M +$317K +16,252 +12%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$1.8M -$292K -14,948 -11%
SFM
14
Systematic Financial Management
New Jersey
$1.29M +$404K +20,680 +33%
RA
15
Royce & Associates
New York
$1.12M
SIM
16
Spark Investment Management
New York
$1.01M -$1.29M -66,000 -50%
Two Sigma Advisers
17
Two Sigma Advisers
New York
$964K +$102K +5,221 +9%
Bank of New York Mellon
18
Bank of New York Mellon
New York
$880K +$307K +15,700 +38%
Charles Schwab
19
Charles Schwab
California
$879K +$662K +33,885 +150%
Wells Fargo
20
Wells Fargo
California
$836K +$249K +12,754 +31%
PAM
21
Panagora Asset Management
Massachusetts
$783K -$1.69M -86,328 -63%
GCP
22
GSA Capital Partners
United Kingdom
$684K -$1.63M -83,605 -66%
Public Sector Pension Investment Board (PSP Investments)
23
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$678K +$851K +43,600 New
NSEDCP
24
NJ State Employees Deferred Compensation Plan
New Jersey
$606K +$410K +21,000 +117%
SG Americas Securities
25
SG Americas Securities
New York
$588K +$738K +37,817 New