IO

ION Geophysical Corporation
IO

Overview Fund Activity
Delisted

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

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66 hedge funds and large institutions have $27.2M invested in ION Geophysical Corporation in 2016 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 18 increasing their positions, 10 reducing their positions, and 2 closing their positions.

Holders
66
Holders Change
+13
Holders Change %
+24.53%
% of All Funds
1.65%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
17
Increased
18
Reduced
10
Closed
2
Calls
–
Puts
$89K
Net Calls
-$89K
Net Calls Change
-$6K

Top Buyers

1
Renaissance Technologies
1
Renaissance Technologies
New York
$1.56M
2
Goldman Sachs
2
Goldman Sachs
New York
$634K
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$572K
4
Wells Fargo
4
Wells Fargo
California
$573K
5
SIM
5
Spark Investment Management
New York
$666K

Top Sellers

1
Invesco
1
Invesco
Georgia
$7.71M
2
GCM
2
Gates Capital Management
New York
$2.05M
3
SCM
3
Sterling Capital Management
North Carolina
$130K
4
Neuberger Berman Group
4
Neuberger Berman Group
New York
$1.07M
5
Millennium Management
5
Millennium Management
New York
$198K
Name Market Value Shares Shares
Change 		Shares
Change %
DCM
26
Dupont Capital Management
Delaware
$182K 30,400 – –
Bank of New York Mellon
27
Bank of New York Mellon
New York
$167K 27,883 +1,114 +4%
Northern Trust
28
Northern Trust
Illinois
$162K 27,027 -2,662 -9%
BFA
29
BlackRock Fund Advisors
California
$160K 26,672 +784 +3%
VKH
30
Virtu KCG Holdings
New York
$159K 26,429 +16,201 +158%
AG
31
Algert Global
California
$135K 22,579 +22,579 New
SCM
32
Sterling Capital Management
North Carolina
$130K 21,730 -12,311 -36%
Morgan Stanley
33
Morgan Stanley
New York
$130K 21,679 +19,681 +985%
Deutsche Bank
34
Deutsche Bank
Germany
$116K 19,406 +12,903 +198%
TC
35
TFS Capital
Pennsylvania
$115K 19,226 +19,226 New
California Public Employees Retirement System
36
California Public Employees Retirement System
California
$87K 14,466 -800 -5%
ARTA
37
A.R.T. Advisors
New York
$83K 13,860 +13,860 New
HighTower Advisors
38
HighTower Advisors
Illinois
$80K 13,333 – –
Two Sigma Investments
39
Two Sigma Investments
New York
$64K 10,603 +10,603 New
CS
40
Credit Suisse
Switzerland
$64K 10,760 +10,760 New
AIM
41
Acrospire Investment Management
Illinois
$61K 10,240 +10,240 New
First Trust Advisors
42
First Trust Advisors
Illinois
$60K 10,000 +10,000 New
Walleye Trading
43
Walleye Trading
New York
$47K 7,900 +7,700 +3,850%
TDC
44
Thompson Davis & Co
Virginia
$33K 5,516 +5,516 New
BGIM
45
Brandywine Global Investment Management
Pennsylvania
$27K 4,470 +4,470 New
Russell Investments Group
46
Russell Investments Group
United Kingdom
$27K 4,539 +4,539 New
NFA
47
Nationwide Fund Advisors
Ohio
$20K 3,369 – –
UBS Group
48
UBS Group
Switzerland
$14K 2,333 – –
Acadian Asset Management
49
Acadian Asset Management
Massachusetts
$14K 2,404 +2,404 New
Bank of America
50
Bank of America
North Carolina
$11K 1,864 +1,802 +2,906%
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