ION GEOPHYSICAL CORP: IO (NYSE)
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3 ION GEOPHYSICAL CORP(POWERS MATTHEW R  09/13/17 (09/06/17) 
8-K ION GEOPHYSICAL CORP  08/28/17 (08/28/17) 
4 ION GEOPHYSICAL CORP(SEELY JAMEY S  08/14/17 (08/10/17) 
10-Q ION GEOPHYSICAL CORP  08/03/17 (06/30/17) 
8-K ION GEOPHYSICAL CORP  08/03/17 (08/02/17) 
8-K ION GEOPHYSICAL CORP  07/21/17 (07/21/17) 
4 ION GEOPHYSICAL CORP(USHER CHRISTOPHER THERON  06/02/17 (06/01/17) 
4 ION GEOPHYSICAL CORP(SEELY JAMEY S  06/02/17 (06/01/17) 
4 ION GEOPHYSICAL CORP(HANSON R BRIAN  06/02/17 (06/01/17) 
SD ION GEOPHYSICAL CORP  05/31/17 
8-K ION GEOPHYSICAL CORP  05/18/17 (05/18/17) 
8-K ION GEOPHYSICAL CORP  05/17/17 (05/17/17) 
10-Q ION GEOPHYSICAL CORP  05/04/17 (03/31/17) 
8-K ION GEOPHYSICAL CORP  05/04/17 (05/04/17) 
8-K ION GEOPHYSICAL CORP  05/02/17 (05/02/17) 
DEF 14A ION GEOPHYSICAL CORP  04/13/17 (05/17/17) 
4 ION GEOPHYSICAL CORP(USHER CHRISTOPHER THERON  03/03/17 (03/01/17) 
4 ION GEOPHYSICAL CORP(SEITZ JOHN N  03/03/17 (03/01/17) 
4 ION GEOPHYSICAL CORP(SEELY JAMEY S  03/03/17 (03/01/17) 
4 ION GEOPHYSICAL CORP(NELSON S JAMES  03/03/17 (03/01/17) 
 
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Last Trade
Last Trade: 
$9.75  
Change: 
0.05 (0.52%)  
Trade Time: 
04:02 PM EST  
Market Cap: 
$115.87M
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