ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $62,000 | +29.2% | 123,100 | 0.0% | 0.00% | – |
| Q3 2015 | $48,000 | -66.2% | 123,100 | -7.2% | 0.00% | -100.0% |
| Q2 2015 | $142,000 | -50.7% | 132,660 | 0.0% | 0.00% | -66.7% |
| Q1 2015 | $288,000 | -26.3% | 132,660 | -6.8% | 0.00% | -25.0% |
| Q4 2014 | $391,000 | -44.5% | 142,320 | -43.7% | 0.00% | -55.6% |
| Q3 2014 | $705,000 | -35.8% | 252,665 | -2.9% | 0.01% | -18.2% |
| Q2 2014 | $1,098,000 | -18.9% | 260,125 | -19.1% | 0.01% | -26.7% |
| Q1 2014 | $1,354,000 | – | 321,710 | – | 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% |