ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $998,000 | +28.9% | 1,983,679 | 0.0% | 0.00% | – |
| Q3 2015 | $774,000 | -67.0% | 1,983,679 | -9.4% | 0.00% | -100.0% |
| Q2 2015 | $2,344,000 | -50.7% | 2,190,362 | 0.0% | 0.00% | -50.0% |
| Q1 2015 | $4,753,000 | -17.3% | 2,190,362 | +4.8% | 0.00% | -33.3% |
| Q4 2014 | $5,747,000 | -1.4% | 2,089,592 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $5,830,000 | -60.3% | 2,089,592 | -39.9% | 0.00% | -25.0% |
| Q2 2014 | $14,678,000 | +100.5% | 3,478,230 | +100.0% | 0.00% | 0.0% |
| Q1 2014 | $7,321,000 | +27.6% | 1,739,115 | 0.0% | 0.00% | +33.3% |
| Q4 2013 | $5,739,000 | -36.5% | 1,739,115 | 0.0% | 0.00% | -40.0% |
| Q3 2013 | $9,044,000 | -13.6% | 1,739,115 | 0.0% | 0.01% | -28.6% |
| Q2 2013 | $10,470,000 | -11.6% | 1,739,115 | 0.0% | 0.01% | -12.5% |
| Q1 2013 | $11,843,000 | -1.9% | 1,739,115 | 0.0% | 0.01% | 0.0% |
| Q3 2012 | $12,070,000 | -3.7% | 1,739,115 | -7.8% | 0.01% | -20.0% |
| Q2 2012 | $12,538,000 | – | 1,885,528 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|