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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
$1.91M -$335K -114,000 -11%
Vanguard Group
2
Vanguard Group
Pennsylvania
$1M +$43.5K +14,800 +3%
Morgan Stanley
3
Morgan Stanley
New York
$754K +$1.03M +351,505 +47,056%
Deutsche Bank
4
Deutsche Bank
Germany
$642K
Neuberger Berman Group
5
Neuberger Berman Group
New York
$584K -$32.2K -10,949 -4%
BlackRock
6
BlackRock
New York
$387K -$79.4K -26,995 -13%
Millennium Management
7
Millennium Management
New York
$338K +$367K +125,005 +379%
BCM
8
Bridgeway Capital Management
Texas
$273K +$147K +50,000 +65%
Susquehanna International Group
9
Susquehanna International Group
Pennsylvania
$231K +$178K +60,434 +127%
Squarepoint
10
Squarepoint
New York
$214K +$216K +73,387 +275%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$173K
RJFSA
12
Raymond James Financial Services Advisors
Florida
$107K
CA
13
Cetera Advisors
Colorado
$90K +$123K +41,940 New
Northern Trust
14
Northern Trust
Illinois
$74K +$165 +56 +0.2%
Wells Fargo
15
Wells Fargo
California
$65K +$41 +14 +0%
SWM
16
SeaCrest Wealth Management
New York
$54K +$44.1K +15,000 +150%
Bank of New York Mellon
17
Bank of New York Mellon
New York
$51K +$2.26K +769 +3%
FMII
18
Farmers & Merchants Investments Inc
Nebraska
$44K
VF
19
Virtu Financial
New York
$38K +$52.4K +17,811 New
SFI
20
Susquehanna Fundamental Investments
Pennsylvania
$30K -$11.7K -3,980 -22%
California Public Employees Retirement System
21
California Public Employees Retirement System
California
$30K
Dimensional Fund Advisors
22
Dimensional Fund Advisors
Texas
$27K +$37K +12,587 New
TRCT
23
Tower Research Capital (TRC)
New York
$21K +$19.2K +6,529 +198%
DCM
24
Dupont Capital Management
Delaware
$14K -$441 -150 -2%
UBS Group
25
UBS Group
Switzerland
$13K +$952 +324 +6%