ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 118 filers reported holding ION GEOPHYSICAL CORP in Q3 2015. The put-call ratio across all filers is 0.00 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $942,000 | +672.1% | 1,871,766 | +496.1% | 0.00% | – |
| Q3 2015 | $122,000 | -62.8% | 313,999 | +2.4% | 0.00% | – |
| Q2 2015 | $328,000 | -54.0% | 306,751 | -6.7% | 0.00% | – |
| Q1 2015 | $713,000 | -60.2% | 328,823 | -49.6% | 0.00% | -100.0% |
| Q4 2014 | $1,793,000 | +69.3% | 651,888 | +71.9% | 0.00% | – |
| Q3 2014 | $1,059,000 | -35.3% | 379,326 | -2.2% | 0.00% | -100.0% |
| Q2 2014 | $1,636,000 | +28.8% | 387,781 | +28.5% | 0.00% | – |
| Q1 2014 | $1,270,000 | +55.4% | 301,688 | +21.9% | 0.00% | – |
| Q4 2013 | $817,000 | -51.4% | 247,550 | -23.5% | 0.00% | -100.0% |
| Q3 2013 | $1,682,000 | +62.4% | 323,478 | +87.9% | 0.00% | – |
| Q2 2013 | $1,036,000 | -32.4% | 172,163 | -26.9% | 0.00% | -100.0% |
| Q4 2012 | $1,532,000 | -14.8% | 235,397 | -9.1% | 0.00% | 0.0% |
| Q3 2012 | $1,798,000 | -1.4% | 259,035 | -6.4% | 0.00% | 0.0% |
| Q2 2012 | $1,823,000 | +137.1% | 276,666 | +131.9% | 0.00% | – |
| Q1 2012 | $769,000 | – | 119,282 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|