IO

ION Geophysical Corporation

Delisted

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

117 hedge funds and large institutions have $35.7M invested in ION Geophysical Corporation in 2015 Q3 according to their latest regulatory filings, with 12 funds opening new positions, 35 increasing their positions, 37 reducing their positions, and 17 closing their positions.

Holders
117
Holders Change
-5
Holders Change %
-4.1%
% of All Funds
3.27%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
12
Increased
35
Reduced
37
Closed
17
Calls
$5K
Puts
$9K
Net Calls
-$4K
Net Calls Change
+$33K
Name Market Value Shares Shares
Change
Shares
Change %
PPA
26
Parametric Portfolio Associates
Washington
$184K 31,458 -712 -2%
New York State Teachers Retirement System (NYSTRS)
27
New York State Teachers Retirement System (NYSTRS)
New York
$158K 27,039
Deutsche Bank
28
Deutsche Bank
Germany
$144K 24,875 -13,956 -36%
GCP
29
GSA Capital Partners
United Kingdom
$142K 24,276 +24,276 New
BCM
30
Bridgeway Capital Management
Texas
$140K 24,001 +11,334 +89%
AQR Capital Management
31
AQR Capital Management
Connecticut
$138K 23,559 +10,377 +79%
OA
32
OFI Advisors
Pennsylvania
$134K 22,858 +9,412 +70%
CCMH
33
Cornerstone Capital Management Holdings
New York
$129K 22,127 +11,707 +112%
Goldman Sachs
34
Goldman Sachs
New York
$122K 20,933 +483 +2%
State of New Jersey Common Pension Fund D
35
State of New Jersey Common Pension Fund D
New Jersey
$121K 20,667
TA
36
Teachers Advisors
New York
$112K 19,186
Prudential Financial
37
Prudential Financial
New Jersey
$111K 18,980
Citadel Advisors
38
Citadel Advisors
Florida
$101K 17,324 +17,324 New
California State Teachers Retirement System (CalSTRS)
39
California State Teachers Retirement System (CalSTRS)
California
$100K 17,119 -60 -0.3%
SG Americas Securities
40
SG Americas Securities
New York
$90K 15,332 +9,196 +150%
Charles Schwab
41
Charles Schwab
California
$86K 14,687 -39,953 -73%
SO
42
STRS Ohio
Ohio
$86K 14,720
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$86K 14,672 +632 +5%
CS
44
Credit Suisse
Switzerland
$85K 14,603 +3,333 +30%
PL
45
Parkwood LLC
Ohio
$80K 13,714 +13,714 New
Wellington Management Group
46
Wellington Management Group
Massachusetts
$78K 13,224
HighTower Advisors
47
HighTower Advisors
Illinois
$78K 13,354 +13,354 New
AllianceBernstein
48
AllianceBernstein
Tennessee
$77K 13,219 -21 -0.2%
BG
49
BlackRock Group
United Kingdom
$75K 12,787 -466 -4%
Swiss National Bank
50
Swiss National Bank
Switzerland
$56K 9,640