ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 163 filers reported holding ION GEOPHYSICAL CORP in Q1 2014. The put-call ratio across all filers is 3.28 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $542,000 | +29.0% | 1,078,200 | 0.0% | 0.00% | +50.0% |
| Q3 2015 | $420,000 | -63.6% | 1,078,200 | 0.0% | 0.00% | -60.0% |
| Q2 2015 | $1,154,000 | -50.7% | 1,078,200 | 0.0% | 0.01% | -44.4% |
| Q1 2015 | $2,340,000 | -21.1% | 1,078,200 | 0.0% | 0.01% | -10.0% |
| Q4 2014 | $2,965,000 | -9.8% | 1,078,200 | -8.5% | 0.01% | -9.1% |
| Q3 2014 | $3,287,000 | -33.9% | 1,178,200 | 0.0% | 0.01% | -26.7% |
| Q2 2014 | $4,972,000 | +0.2% | 1,178,200 | 0.0% | 0.02% | 0.0% |
| Q1 2014 | $4,960,000 | +27.6% | 1,178,200 | 0.0% | 0.02% | +36.4% |
| Q4 2013 | $3,888,000 | -36.5% | 1,178,200 | 0.0% | 0.01% | -38.9% |
| Q3 2013 | $6,127,000 | -13.6% | 1,178,200 | 0.0% | 0.02% | -18.2% |
| Q2 2013 | $7,093,000 | – | 1,178,200 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
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