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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
Renaissance Technologies
1
Renaissance Technologies
New York
$8.22M +$1.53M +172,770 +24%
GCM
2
Gates Capital Management
New York
$4.92M -$1.01M -113,851 -17%
Dimensional Fund Advisors
3
Dimensional Fund Advisors
Texas
$4.85M +$28.8K +3,253 +0.6%
Neuberger Berman Group
4
Neuberger Berman Group
New York
$4.38M +$271K +30,636 +7%
Vanguard Group
5
Vanguard Group
Pennsylvania
$3.91M -$599K -67,753 -14%
Deutsche Bank
6
Deutsche Bank
Germany
$3.42M -$57.2K -6,465 -2%
Morgan Stanley
7
Morgan Stanley
New York
$2.85M +$1.13M +128,127 +70%
Invesco
8
Invesco
Georgia
$2.27M -$3.23M -365,383 -59%
BlackRock
9
BlackRock
New York
$1.78M +$55.5K +6,273 +3%
BCM
10
Bridgeway Capital Management
Texas
$1.19M
Acadian Asset Management
11
Acadian Asset Management
Massachusetts
$974K +$382K +43,213 +68%
SIM
12
Spark Investment Management
New York
$912K -$123K -13,900 -12%
Squarepoint
13
Squarepoint
New York
$900K +$245K +27,709 +39%
Geode Capital Management
14
Geode Capital Management
Massachusetts
$808K +$29.4K +3,326 +4%
AIM
15
Alambic Investment Management
California
$674K +$111K +12,508 +20%
RA
16
Royce & Associates
New York
$656K
PAM
17
Panagora Asset Management
Massachusetts
$597K
Citigroup
18
Citigroup
New York
$568K -$153K -17,330 -22%
Wells Fargo
19
Wells Fargo
California
$489K +$17.5K +1,979 +4%
Two Sigma Advisers
20
Two Sigma Advisers
New York
$474K +$13.3K +1,500 +3%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$435K -$7.69K -870 -2%
RJFSA
22
Raymond James Financial Services Advisors
Florida
$413K -$24.3K -2,750 -6%
Millennium Management
23
Millennium Management
New York
$382K -$639K -72,289 -63%
Northern Trust
24
Northern Trust
Illinois
$351K -$920K -104,035 -73%
Jacobs Levy Equity Management
25
Jacobs Levy Equity Management
New Jersey
$192K +$187K +21,100 New