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 | $10,000 | +66.7% | 20,540 | +29.6% | 0.00% | – |
| Q3 2015 | $6,000 | -72.7% | 15,851 | -21.3% | 0.00% | – |
| Q2 2015 | $22,000 | -64.5% | 20,134 | -29.1% | 0.00% | -100.0% |
| Q1 2015 | $62,000 | -26.2% | 28,408 | -7.1% | 0.00% | 0.0% |
| Q4 2014 | $84,000 | -44.4% | 30,574 | -43.5% | 0.00% | -50.0% |
| Q3 2014 | $151,000 | -47.0% | 54,116 | -19.8% | 0.00% | -50.0% |
| Q2 2014 | $285,000 | -50.8% | 67,441 | -50.9% | 0.00% | -42.9% |
| Q1 2014 | $579,000 | +1423.7% | 137,456 | +1095.6% | 0.01% | +600.0% |
| Q4 2013 | $38,000 | -91.6% | 11,497 | -86.8% | 0.00% | -90.9% |
| Q3 2013 | $453,000 | -17.0% | 87,124 | -3.9% | 0.01% | 0.0% |
| Q2 2013 | $546,000 | – | 90,641 | – | 0.01% | – |
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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% |