IO

ION Geophysical Corporation

Delisted

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

146 hedge funds and large institutions have $443M invested in ION Geophysical Corporation in 2014 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 45 increasing their positions, 53 reducing their positions, and 30 closing their positions.

Holders
146
Holders Change
-15
Holders Change %
-9.32%
% of All Funds
4.2%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
16
Increased
45
Reduced
53
Closed
30
Calls
$255K
Puts
$826K
Net Calls
-$571K
Net Calls Change
+$3.84M
Name Market Value Shares Shares
Change
Shares
Change %
ProShare Advisors
76
ProShare Advisors
Maryland
$285K 4,496 -4,668 -51%
PP
77
Paloma Partners
Connecticut
$270K 4,260 +4,260 New
OA
78
OFI Advisors
Pennsylvania
$260K 4,102 +371 +10%
LSERS
79
Louisiana State Employees Retirement System
Louisiana
$251K 3,960 +13 +0.3%
CAM
80
Capstone Asset Management
Texas
$248K 3,916 -9 -0.2%
D.E. Shaw & Co
81
D.E. Shaw & Co
New York
$245K 3,867 -23,629 -86%
HI
82
Horizon Investments
North Carolina
$241K 3,810 +231 +6%
FFS
83
Founders Financial Securities
Maryland
$240K 3,796 +250 +7%
TRSOTSOK
84
Teachers Retirement System of the State of Kentucky
Kentucky
$233K 3,687
UBS AM
85
UBS AM
Illinois
$219K 3,453 +707 +26%
WA
86
WealthTrust Axiom
Pennsylvania
$218K 3,457 -133 -4%
VKH
87
Virtu KCG Holdings
New York
$215K 3,396 +3,396 New
EMG
88
Ellington Management Group
Connecticut
$202K 3,193 +3,193 New
Thrivent Financial for Lutherans
89
Thrivent Financial for Lutherans
Minnesota
$198K 3,133 +30 +1%
HAMF
90
Hatteras Alternative Mutual Funds
North Carolina
$198K 3,135 +3,135 New
GMIM
91
General Motors Investment Management
New York
$196K 3,102
HI
92
HBK Investments
Texas
$191K 3,024 +2,354 +351%
Public Employees Retirement Association of Colorado
93
Public Employees Retirement Association of Colorado
Colorado
$185K 2,920
GC
94
Guggenheim Capital
Illinois
$179K 2,819 -785 -22%
AL
95
Airain Ltd
Guernsey
$173K 2,731 +2,731 New
AG
96
Aperio Group
California
$170K 2,690 +156 +6%
SKK
97
Shepherd Kaplan Krochuk
Massachusetts
$160K 2,520
CCM
98
Coe Capital Management
Illinois
$155K 2,450 +2,450 New
PAM
99
Princeton Alpha Management
New Jersey
$152K 2,409 +954 +66%
OC
100
Oppenheimer & Co
New York
$150K 2,367 -1,500 -39%