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ION GEOPHYSICAL CORP (IO)
Portfolio as of:
Most recent
09/30/2016
06/30/2016
03/31/2016
12/31/2015
09/30/2015
06/30/2015
03/31/2015
12/31/2014
09/30/2014
06/30/2014
03/31/2014
12/31/2013
09/30/2013
06/30/2013
03/31/2013
12/31/2012
09/30/2012
06/30/2012
03/31/2012
12/31/2011
09/30/2011
08/12/2011
08/11/2011
08/03/2011
06/30/2011
05/12/2011
03/31/2011
03/30/2011
02/14/2011
02/11/2011
12/31/2010
11/11/2010
11/10/2010
10/22/2010
09/30/2010
08/12/2010
06/30/2010
05/14/2010
03/31/2010
03/12/2010
02/12/2010
01/31/2010
12/31/2009
11/13/2009
10/31/2009
10/30/2009
09/30/2009
08/13/2009
06/30/2009
05/15/2009
03/31/2009
03/30/2009
12/31/2008
09/30/2008
09/20/2008
08/31/2008
07/31/2008
06/30/2008
05/31/2008
05/14/2008
03/31/2008
03/30/2008
12/31/2007
09/30/2007
09/28/2007
06/30/2007
06/29/2007
05/08/2007
03/31/2007
Name
Shares
Change
Value
% Port
% OS
Hist
Date
ATHERTON LANE ADVISERS, LLC
18,900
18,900
10,000
0.00
Hist
12/31/2015
Pinnacle Summer Investments, Inc.
5,000
0
3,000
0.00
0.00
Hist
12/31/2015
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