ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $6,000 | +20.0% | 11,605 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $5,000 | -58.3% | 11,605 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $12,000 | -52.0% | 11,605 | 0.0% | 0.00% | -66.7% |
| Q1 2015 | $25,000 | -21.9% | 11,605 | 0.0% | 0.00% | -25.0% |
| Q4 2014 | $32,000 | 0.0% | 11,605 | 0.0% | 0.00% | 0.0% |
| Q3 2014 | $32,000 | -34.7% | 11,605 | 0.0% | 0.00% | -42.9% |
| Q2 2014 | $49,000 | 0.0% | 11,605 | 0.0% | 0.01% | 0.0% |
| Q1 2014 | $49,000 | +28.9% | 11,605 | 0.0% | 0.01% | +16.7% |
| Q4 2013 | $38,000 | -36.7% | 11,605 | 0.0% | 0.01% | -40.0% |
| Q3 2013 | $60,000 | -14.3% | 11,605 | 0.0% | 0.01% | -23.1% |
| Q2 2013 | $70,000 | – | 11,605 | – | 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% |