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 | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $0 | -100.0% | 2,337 | -93.1% | 0.00% | – |
| Q2 2015 | $34,000 | -55.8% | 34,103 | -11.8% | 0.00% | – |
| Q1 2015 | $77,000 | +79.1% | 38,659 | +79.9% | 0.00% | – |
| Q4 2014 | $43,000 | -24.6% | 21,494 | -24.0% | 0.00% | – |
| Q3 2014 | $57,000 | -69.4% | 28,278 | -39.0% | 0.00% | – |
| Q2 2014 | $186,000 | -70.1% | 46,340 | -70.2% | 0.00% | -100.0% |
| Q1 2014 | $623,000 | +157.4% | 155,693 | +93.7% | 0.00% | – |
| Q4 2013 | $242,000 | -56.1% | 80,369 | -27.1% | 0.00% | -100.0% |
| Q3 2013 | $551,000 | -54.8% | 110,271 | -45.6% | 0.00% | 0.0% |
| Q2 2013 | $1,220,000 | – | 202,702 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|