IO

ION Geophysical Corporation

Delisted

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

161 hedge funds and large institutions have $434M invested in ION Geophysical Corporation in 2014 Q1 according to their latest regulatory filings, with 43 funds opening new positions, 57 increasing their positions, 38 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
161
Holders Change
+24
Holders Change %
+17.52%
% of All Funds
4.65%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
43
Increased
57
Reduced
38
Closed
17
Calls
$1.81M
Puts
$6.22M
Net Calls
-$4.41M
Net Calls Change
-$1.34M
Name Holding Trade Value Shares
Change
Shares
Change %
T
126
TradeWorx
New Jersey
$55K +$55K +871 New
CIBC Asset Management
127
CIBC Asset Management
Ontario, Canada
$53K +$8.47K +133 +19%
BF
128
BOK Financial
Oklahoma
$51K +$51K +818 New
AIP
129
Ameritas Investment Partners
Nebraska
$50K
MAA
130
Mraz Amerine & Associates
California
$50K
SBH
131
Segall Bryant & Hamill
Illinois
$50K +$442 +7 +0.9%
SCM
132
Shelton Capital Management
Colorado
$49K
WAM
133
World Asset Management
Michigan
$48K +$509 +8 +1%
SB
134
Suntrust Banks
Georgia
$47K
Nuveen Asset Management
135
Nuveen Asset Management
Illinois
$47K
PG
136
PEAK6 Group
Illinois
$45K -$251K -3,974 -85%
BRWA
137
B. Riley Wealth Advisors
Florida
$42K +$42K +667 New
HI
138
HBK Investments
Texas
$42K +$42K +670 New
PCM
139
Prelude Capital Management
New York
$39K +$39K +620 New
PSI
140
Pinnacle Summer Investments
Virginia
$22K
Teacher Retirement System of Texas
141
Teacher Retirement System of Texas
Texas
$20K +$679 +11 +4%
MAA
142
Managed Account Advisors
New Jersey
$20K +$4.77K +76 +31%
Creative Planning
143
Creative Planning
Kansas
$19K +$1.24K +20 +7%
BlackRock
144
BlackRock
New York
$18K
Canada Life
145
Canada Life
Manitoba, Canada
$17K
ST
146
Spot Trading
Illinois
$17K +$17K +273 New
BBHC
147
Brown Brothers Harriman & Co
New York
$15K
LTFS
148
Ladenburg Thalmann Financial Services
Florida
$11K -$2.11K -32 -16%
GT
149
Glenmede Trust
Pennsylvania
$6K
Parallax Volatility Advisers
150
Parallax Volatility Advisers
California
$4K +$1.12K +16 +39%