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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $7,000 | -84.1% | 18,969 | -54.0% | 0.00% | – |
| Q2 2015 | $44,000 | -42.9% | 41,250 | +16.4% | 0.00% | – |
| Q1 2015 | $77,000 | -58.4% | 35,443 | -47.3% | 0.00% | – |
| Q4 2014 | $185,000 | -2.6% | 67,244 | -1.3% | 0.00% | – |
| Q3 2014 | $190,000 | -22.4% | 68,135 | +17.5% | 0.00% | – |
| Q2 2014 | $245,000 | -85.9% | 58,008 | -85.9% | 0.00% | -100.0% |
| Q1 2014 | $1,736,000 | +129.0% | 412,438 | +79.5% | 0.00% | +100.0% |
| Q4 2013 | $758,000 | -46.4% | 229,725 | -15.6% | 0.00% | -50.0% |
| Q3 2013 | $1,415,000 | -13.7% | 272,141 | 0.0% | 0.00% | -33.3% |
| Q2 2013 | $1,639,000 | – | 272,141 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|