ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 124 filers reported holding ION GEOPHYSICAL CORP in Q2 2015. The put-call ratio across all filers is 0.46 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $181,000 | +29.3% | 360,010 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $140,000 | -31.0% | 360,010 | +89.5% | 0.00% | -25.0% |
| Q2 2015 | $203,000 | -67.7% | 190,000 | -34.5% | 0.00% | -69.2% |
| Q1 2015 | $629,000 | -21.2% | 290,000 | 0.0% | 0.01% | -27.8% |
| Q4 2014 | $798,000 | – | 290,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|