ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 147 filers reported holding ION GEOPHYSICAL CORP in Q2 2014. The put-call ratio across all filers is 2.99 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $2,000 | +100.0% | 3,500 | 0.0% | 0.00% | – |
| Q3 2015 | $1,000 | -75.0% | 3,500 | 0.0% | 0.00% | – |
| Q2 2015 | $4,000 | -50.0% | 3,500 | 0.0% | 0.00% | – |
| Q1 2015 | $8,000 | -20.0% | 3,500 | 0.0% | 0.00% | – |
| Q4 2014 | $10,000 | 0.0% | 3,500 | 0.0% | 0.00% | – |
| Q3 2014 | $10,000 | -33.3% | 3,500 | 0.0% | 0.00% | – |
| Q2 2014 | $15,000 | 0.0% | 3,500 | 0.0% | 0.00% | – |
| Q1 2014 | $15,000 | +25.0% | 3,500 | 0.0% | 0.00% | – |
| Q4 2013 | $12,000 | -33.3% | 3,500 | 0.0% | 0.00% | – |
| Q3 2013 | $18,000 | -14.3% | 3,500 | 0.0% | 0.00% | – |
| Q2 2013 | $21,000 | -12.5% | 3,500 | 0.0% | 0.00% | – |
| Q1 2013 | $24,000 | – | 3,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|