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 %
GMIM
76
General Motors Investment Management
New York
$194K 69,380 +22,857 +49%
D.E. Shaw & Co
77
D.E. Shaw & Co
New York
$190K 68,135 +10,127 +17%
Commonwealth Equity Services
78
Commonwealth Equity Services
Massachusetts
$184K 66,065 -2,000 -3%
HI
79
Horizon Investments
North Carolina
$175K 62,893 +5,749 +10%
FFS
80
Founders Financial Securities
Maryland
$175K 62,845 +5,904 +10%
LSERS
81
Louisiana State Employees Retirement System
Louisiana
$164K 58,900 -500 -0.8%
PCM
82
Prelude Capital Management
New York
$164K 58,710 +58,710 New
CAM
83
Capstone Asset Management
Texas
$162K 57,998 -740 -1%
Bank of America
84
Bank of America
North Carolina
$155K 55,423 -75,949 -58%
TRSOTSOK
85
Teachers Retirement System of the State of Kentucky
Kentucky
$154K 55,300 – –
ProShare Advisors
86
ProShare Advisors
Maryland
$151K 54,116 -13,325 -20%
TRCT
87
Tower Research Capital (TRC)
New York
$148K 52,758 +52,758 New
UBS AM
88
UBS AM
Illinois
$145K 51,796 – –
Tudor Investment Corp
89
Tudor Investment Corp
Connecticut
$143K 51,420 +51,420 New
WA
90
WealthTrust Axiom
Pennsylvania
$136K 48,855 -3,000 -6%
VKH
91
Virtu KCG Holdings
New York
$133K 47,577 -3,370 -7%
Thrivent Financial for Lutherans
92
Thrivent Financial for Lutherans
Minnesota
$131K 47,000 – –
SCM
93
Stevens Capital Management
Pennsylvania
$131K 46,783 +23,774 +103%
GC
94
Guggenheim Capital
Illinois
$130K 46,466 +4,182 +10%
Citigroup
95
Citigroup
New York
$124K 44,449 +14,851 +50%
Public Employees Retirement Association of Colorado
96
Public Employees Retirement Association of Colorado
Colorado
$122K 43,800 – –
SG Americas Securities
97
SG Americas Securities
New York
$110K 39,467 +39,467 New
Jacobs Levy Equity Management
98
Jacobs Levy Equity Management
New Jersey
$109K 39,000 -193,110 -83%
Bank of Montreal
99
Bank of Montreal
Ontario, Canada
$91K 32,125 -3,038 -9%
MERSOM
100
Municipal Employees' Retirement System of Michigan
Michigan
$91K 32,700 +1,100 +3%
2 3
4
5 6