ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 150 filers reported holding ION GEOPHYSICAL CORP in Q3 2014. The put-call ratio across all filers is 2.70 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $15,000 | -62.5% | 37,185 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $40,000 | -63.6% | 37,185 | -26.9% | 0.00% | -75.0% |
| Q1 2015 | $110,000 | -12.0% | 50,861 | +11.5% | 0.00% | 0.0% |
| Q4 2014 | $125,000 | -12.6% | 45,603 | -11.3% | 0.00% | -20.0% |
| Q3 2014 | $143,000 | +53.8% | 51,420 | +133.6% | 0.01% | +25.0% |
| Q1 2014 | $93,000 | -86.1% | 22,009 | -89.1% | 0.00% | -87.9% |
| Q4 2013 | $668,000 | +149.3% | 202,460 | +292.4% | 0.03% | +200.0% |
| Q3 2013 | $268,000 | +150.5% | 51,600 | +189.9% | 0.01% | +37.5% |
| Q2 2013 | $107,000 | – | 17,800 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|