IO

ION Geophysical Corporation
IO

Overview Fund Activity
Delisted

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

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63 hedge funds and large institutions have $38M invested in ION Geophysical Corporation in 2016 Q1 according to their latest regulatory filings, with 10 funds opening new positions, 1 increasing their positions, 52 reducing their positions, and 33 closing their positions.

Holders
63
Holders Change
-25
Holders Change %
-28.41%
% of All Funds
1.68%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
10
Increased
1
Reduced
52
Closed
33
Calls
$103K
Puts
–
Net Calls
+$103K
Net Calls Change
+$104K

Top Buyers

1
SIM
1
Spark Investment Management
New York
$400K
2
OAM
2
Oxford Asset Management
United Kingdom
$311K
3
SCM
3
Sterling Capital Management
North Carolina
$295K
4
GCM
4
Gates Capital Management
New York
$202K
5
Manulife (Manufacturers Life Insurance)
5
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$13K

Top Sellers

1
Invesco
1
Invesco
Georgia
$15M
2
Vanguard Group
2
Vanguard Group
Pennsylvania
$3.42M
3
Wells Fargo
3
Wells Fargo
California
$414K
4
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$2.2M
5
BFA
5
BlackRock Fund Advisors
California
$1.9M
Name Market Value Shares Shares
Change 		Shares
Change %
TWA
51
TCI Wealth Advisors
Arizona
$3K 333 -4,667 -93%
LTFS
52
Ladenburg Thalmann Financial Services
Florida
$3K 269 -3,659 -93%
BBHC
53
Brown Brothers Harriman & Co
New York
$2K 233 -3,267 -93%
MFS
54
MSI Financial Services
Massachusetts
$2K 200 -2,800 -93%
Bank of Montreal
55
Bank of Montreal
Ontario, Canada
$2K 264 +264 New
Barclays
56
Barclays
United Kingdom
$1K 96 +96 New
Federated Hermes
57
Federated Hermes
Pennsylvania
$1K 149 +149 New
Geode Capital Management
58
Geode Capital Management
Massachusetts
$419 51,943 -713,017 -93%
TCIM
59
TIAA CREF Investment Management
New York
– – -856,322 Closed
Millennium Management
60
Millennium Management
New York
– – -837,986 Closed
Two Sigma Investments
61
Two Sigma Investments
New York
– – -288,955 Closed
TA
62
Teachers Advisors
New York
– – -207,426 Closed
Citadel Advisors
63
Citadel Advisors
Florida
– – -176,104 Closed
Two Sigma Advisers
64
Two Sigma Advisers
New York
– – -124,668 Closed
Los Angeles Capital Management
65
Los Angeles Capital Management
California
– – -123,100 Closed
VKH
66
Virtu KCG Holdings
New York
– – -118,050 Closed
State Board of Administration of Florida Retirement System
67
State Board of Administration of Florida Retirement System
Florida
– – -112,084 Closed
VOYA Investment Management
68
VOYA Investment Management
Georgia
– – -84,580 Closed
AQR Capital Management
69
AQR Capital Management
Connecticut
– – -69,064 Closed
DCM
70
Driehaus Capital Management
Illinois
– – -55,245 Closed
SHCM
71
Stokes & Hubbell Capital Management
Louisiana
– – -38,607 Closed
Tudor Investment Corp
72
Tudor Investment Corp
Connecticut
– – -37,185 Closed
SFWA
73
Summit Financial Wealth Advisors
Louisiana
– – -28,400 Closed
GC
74
Guggenheim Capital
Illinois
– – -27,542 Closed
BCM
75
Bayesian Capital Management
New York
– – -23,100 Closed
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