IO

ION Geophysical Corporation
IO

Overview Fund Activity
Delisted

IO was delisted on the 18th of May, 2022.

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148 hedge funds and large institutions have $288M invested in ION Geophysical Corporation in 2014 Q3 according to their latest regulatory filings, with 17 funds opening new positions, 47 increasing their positions, 48 reducing their positions, and 14 closing their positions.

Holders
148
Holders Change
+2
Holders Change %
+1.37%
% of All Funds
4.3%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
17
Increased
47
Reduced
48
Closed
14
Calls
$159K
Puts
$453K
Net Calls
-$294K
Net Calls Change
+$277K

Top Buyers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$4.78M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$25.9M
3
SFM
3
Systematic Financial Management
New Jersey
$1.91M
4
American Century Companies
4
American Century Companies
Missouri
$3.48M
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$13M

Top Sellers

1
Norges Bank
1
Norges Bank
Norway
$5.83M
2
Invesco
2
Invesco
Georgia
$88.3M
3
TC
3
TFS Capital
Pennsylvania
$602K
4
BA
4
BlackRock Advisors
Delaware
$210K
5
State Street
5
State Street
Massachusetts
$8.39M
Name Market Value Shares Shares
Change 		Shares
Change %
Morgan Stanley
26
Morgan Stanley
New York
$1.43M 511,604 -101,652 -17%
California Public Employees Retirement System
27
California Public Employees Retirement System
California
$1.41M 504,100 +20,200 +4%
Millennium Management
28
Millennium Management
New York
$1.33M 477,913 +3,670 +0.8%
BIM
29
BlackRock Investment Management
Delaware
$1.32M 472,189 +3,865 +0.8%
CCMH
30
Cornerstone Capital Management Holdings
New York
$1.27M 454,750 -10,100 -2%
New York State Teachers Retirement System (NYSTRS)
31
New York State Teachers Retirement System (NYSTRS)
New York
$1.16M 415,082 – –
HCM
32
Highbridge Capital Management
New York
$1.09M 391,840 +9,569 +3%
Goldman Sachs
33
Goldman Sachs
New York
$1.06M 379,326 -8,455 -2%
Susquehanna International Group
34
Susquehanna International Group
Pennsylvania
$1.04M 373,614 +201,417 +117%
Prudential Financial
35
Prudential Financial
New Jersey
$964K 345,404 -5,022 -1%
Renaissance Technologies
36
Renaissance Technologies
New York
$962K 344,675 +120,038 +53%
Citadel Advisors
37
Citadel Advisors
Florida
$918K 329,016 +34,041 +12%
DC
38
Deere & Company
Illinois
$885K 317,098 – –
State of New Jersey Common Pension Fund D
39
State of New Jersey Common Pension Fund D
New Jersey
$865K 310,000 +35,000 +13%
NFA
40
Nationwide Fund Advisors
Ohio
$842K 301,770 +75,928 +34%
Deutsche Bank
41
Deutsche Bank
Germany
$821K 294,861 +81,271 +38%
TA
42
Teachers Advisors
New York
$737K 264,198 +17,328 +7%
New York State Common Retirement Fund
43
New York State Common Retirement Fund
New York
$714K 255,965 -38,200 -13%
Los Angeles Capital Management
44
Los Angeles Capital Management
California
$705K 252,665 -7,460 -3%
Public Sector Pension Investment Board (PSP Investments)
45
Public Sector Pension Investment Board (PSP Investments)
Quebec, Canada
$674K 241,449 -38,800 -14%
California State Teachers Retirement System (CalSTRS)
46
California State Teachers Retirement System (CalSTRS)
California
$666K 238,571 +2,654 +1%
Nomura Holdings
47
Nomura Holdings
Japan
$618K 212,199 +71,406 +51%
TC
48
TFS Capital
Pennsylvania
$602K 215,777 -873,251 -80%
AllianceBernstein
49
AllianceBernstein
Tennessee
$599K 214,700 -10,000 -4%
PPA
50
Parametric Portfolio Associates
Washington
$590K 211,372 -16,252 -7%
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