IO

ION Geophysical Corporation
IO

Overview Fund Activity
Delisted

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

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153 hedge funds and large institutions have $689M invested in ION Geophysical Corporation in 2013 Q2 according to their latest regulatory filings, with 153 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.

Holders
153
Holders Change
+153
Holders Change %
–
% of All Funds
5%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
153
Increased
–
Reduced
–
Closed
–
Calls
$625K
Puts
$1.43M
Net Calls
-$806K
Net Calls Change
-$806K

Top Buyers

1
Invesco
1
Invesco
Georgia
$112M
2
SDJVC
2
St. Denis J. Villere & Co
Louisiana
$70.4M
3
Wells Fargo
3
Wells Fargo
California
$55.9M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$53.6M
5
Vanguard Group
5
Vanguard Group
Pennsylvania
$44.5M

Top Sellers

No sellers this quarter
Name Market Value Shares Shares
Change 		Shares
Change %
PA
101
Profund Advisors
Maryland
$170K 28,212 +28,212 New
RG
102
Renaissance Group
Kentucky
$166K 27,530 +27,530 New
HCM
103
Highlander Capital Management
New Jersey
$160K 26,500 +26,500 New
Capital Fund Management (CFM)
104
Capital Fund Management (CFM)
France
$157K 26,100 +26,100 New
SIP
105
Stoneridge Investment Partners
Pennsylvania
$154K 25,532 +25,532 New
DC
106
Deere & Company
Illinois
$149K 24,694 +24,694 New
OA
107
OFI Advisors
Pennsylvania
$144K 23,852 +23,852 New
HI
108
HBK Investments
Texas
$126K 21,000 +21,000 New
TD Asset Management
109
TD Asset Management
Ontario, Canada
$122K 20,300 +20,300 New
IAM
110
ICM Asset Management
Washington
$116K 19,350 +19,350 New
ZCM
111
Zebra Capital Management
Connecticut
$111K 18,367 +18,367 New
Tudor Investment Corp
112
Tudor Investment Corp
Connecticut
$107K 17,800 +17,800 New
WS
113
Wedbush Securities
California
$102K 16,884 +16,884 New
MSA
114
Mason Street Advisors
Wisconsin
$101K 16,734 +16,734 New
WAM
115
World Asset Management
Michigan
$97K 16,122 +16,122 New
VRS
116
Virginia Retirement Systems
Virginia
$89K 14,800 +14,800 New
Susquehanna International Group
117
Susquehanna International Group
Pennsylvania
$89K 14,829 +14,829 New
Two Sigma Advisers
118
Two Sigma Advisers
New York
$86K 14,196 +14,196 New
PI
119
PineBridge Investments
New York
$83K 13,791 +13,791 New
CC
120
Cipher Capital
New York
$82K 13,601 +13,601 New
CIBC Asset Management
121
CIBC Asset Management
Ontario, Canada
$76K 12,601 +12,601 New
MAA
122
Mraz Amerine & Associates
California
$76K 12,700 +12,700 New
Cambridge Investment Research Advisors
123
Cambridge Investment Research Advisors
Iowa
$72K 11,880 +11,880 New
ClearBridge Investments
124
ClearBridge Investments
New York
$70K 11,570 +11,570 New
SCM
125
Shelton Capital Management
Colorado
$70K 11,605 +11,605 New
3 4
5
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