ION GEOPHYSICAL CORP: IO (NYSE)
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SC 13G/A ION GEOPHYSICAL CORP(INVESCO LTD.  02/05/16 
8-K ION GEOPHYSICAL CORP  02/04/16 (02/04/16) 
DEF 14A ION GEOPHYSICAL CORP  12/21/15 (02/01/16) 
SC 13G/A ION GEOPHYSICAL CORP(BLACKROCK INC.  12/10/15 
PRE 14A ION GEOPHYSICAL CORP  12/08/15 (02/01/16) 
SC 13D/A ION GEOPHYSICAL CORP(LAPEYRE JAMES M JR  12/08/15 
4 ION GEOPHYSICAL CORP(SCHWAUSCH SCOTT  12/03/15 (12/01/15) 
4 ION GEOPHYSICAL CORP(USHER CHRISTOPHER THERON  12/03/15 (12/01/15) 
4 ION GEOPHYSICAL CORP(WILLIAMSON KEN  12/03/15 (12/01/15) 
4 ION GEOPHYSICAL CORP(LAPEYRE JAMES M JR  11/23/15 (11/20/15) 
4 ION GEOPHYSICAL CORP(SEELY JAMEY S  11/20/15 (11/19/15) 
4 ION GEOPHYSICAL CORP(LAPEYRE JAMES M JR  11/20/15 (11/19/15) 
4 ION GEOPHYSICAL CORP(HANSON R BRIAN  11/19/15 (11/19/15) 
4 ION GEOPHYSICAL CORP(SEELY JAMEY S  11/19/15 (11/17/15) 
4 ION GEOPHYSICAL CORP(MYERS FRANKLIN  11/19/15 (11/19/15) 
4 ION GEOPHYSICAL CORP(BATE STEVEN  11/18/15 (11/17/15) 
4 ION GEOPHYSICAL CORP(HANSON R BRIAN  11/18/15 (11/17/15) 
4 ION GEOPHYSICAL CORP(MYERS FRANKLIN  11/18/15 (11/17/15) 
4 ION GEOPHYSICAL CORP(LAPEYRE JAMES M JR  11/17/15 (11/13/15) 
4 ION GEOPHYSICAL CORP(LAPEYRE JAMES M JR  11/13/15 (11/10/15) 
 
 Results 1 - 20 of 1091
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Last Trade
Last Trade: 
$3.92  
Change: 
-1.93 (-32.99%)  
Trade Time: 
Feb 09  
Market Cap: 
$42.44M
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