ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 1 filers reported holding ION GEOPHYSICAL CORP in Q1 2016. The put-call ratio across all filers is - 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 ↓ |
|---|---|---|---|
| VILLERE ST DENIS J & CO LLC | 10,309,119 | $34,020,000 | 1.32% |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. | 141,508 | $467,000 | 0.43% |
| NCM Capital Advisers, Inc. | 121,100 | $400,000 | 0.41% |
| US GLOBAL INVESTORS FUNDS | 644,781 | $2,128,000 | 0.38% |
| U S GLOBAL INVESTORS INC | 644,781 | $2,128,000 | 0.38% |
| Archer Capital Management, L.P. | 736,200 | $2,429,000 | 0.36% |
| Parametrica Management Ltd | 38,546 | $127,000 | 0.35% |
| Counsel Portfolio Services Inc. | 577,175 | $1,905,000 | 0.20% |
| TFS CAPITAL LLC | 1,046,927 | $3,455,000 | 0.16% |
| OTA Financial Group L.P. | 68,629 | $226,000 | 0.14% |