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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
$9.08M +$1.26M +145,071 +16%
Dimensional Fund Advisors
2
Dimensional Fund Advisors
Texas
$4.53M -$89.6K -10,358 -2%
Neuberger Berman Group
3
Neuberger Berman Group
New York
$4.31M +$142K +16,436 +3%
GCM
4
Gates Capital Management
New York
$4.24M -$445K -51,392 -10%
Vanguard Group
5
Vanguard Group
Pennsylvania
$4.24M +$514K +59,449 +14%
Deutsche Bank
6
Deutsche Bank
Germany
$2.72M -$529K -61,125 -16%
Morgan Stanley
7
Morgan Stanley
New York
$2.72M +$7.48K +865 +0.3%
BlackRock
8
BlackRock
New York
$1.7M +$1.83K +212 +0.1%
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$1.5M +$572K +66,098 +62%
BCM
10
Bridgeway Capital Management
Texas
$1.35M +$221K +25,500 +20%
Squarepoint
11
Squarepoint
New York
$985K +$128K +14,816 +15%
AIM
12
Alambic Investment Management
California
$763K +$121K +14,027 +19%
Geode Capital Management
13
Geode Capital Management
Massachusetts
$753K -$16.3K -1,889 -2%
Arrowstreet Capital
14
Arrowstreet Capital
Massachusetts
$720K +$718K +82,990 New
Two Sigma Investments
15
Two Sigma Investments
New York
$686K +$538K +62,234 +371%
SIM
16
Spark Investment Management
New York
$654K -$213K -24,581 -25%
RA
17
Royce & Associates
New York
$624K
Qube Research & Technologies (QRT)
18
Qube Research & Technologies (QRT)
United Kingdom
$577K +$575K +66,429 New
CS
19
Credit Suisse
Switzerland
$502K +$500K +57,834 New
Two Sigma Advisers
20
Two Sigma Advisers
New York
$405K -$46.8K -5,413 -10%
RJFSA
21
Raymond James Financial Services Advisors
Florida
$392K -$571 -66 -0.1%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$386K -$28K -3,234 -7%
Invesco
23
Invesco
Georgia
$366K -$1.79M -206,974 -83%
Wells Fargo
24
Wells Fargo
California
$334K -$131K -15,163 -28%
Northern Trust
25
Northern Trust
Illinois
$326K -$8.2K -948 -2%