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 | $5,000 | -37.5% | 9,091 | -53.8% | 0.00% | 0.0% |
| Q3 2015 | $8,000 | -50.0% | 19,676 | +31.8% | 0.00% | 0.0% |
| Q2 2015 | $16,000 | +33.3% | 14,933 | +179.0% | 0.00% | 0.0% |
| Q1 2015 | $12,000 | +500.0% | 5,353 | +717.3% | 0.00% | – |
| Q4 2014 | $2,000 | -98.6% | 655 | -98.8% | 0.00% | -100.0% |
| Q3 2014 | $148,000 | +14700.0% | 52,758 | +43144.3% | 0.02% | – |
| Q1 2014 | $1,000 | -94.1% | 122 | -96.2% | 0.00% | -100.0% |
| Q3 2013 | $17,000 | – | 3,236 | +14609.1% | 0.00% | – |
| Q2 2013 | $0 | – | 22 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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