ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $14,299,000 | +15.3% | 28,426,585 | -10.6% | 0.01% | +20.0% |
| Q3 2015 | $12,403,000 | -63.8% | 31,804,811 | -0.7% | 0.01% | -61.5% |
| Q2 2015 | $34,261,000 | -50.7% | 32,018,024 | +0.0% | 0.01% | -51.9% |
| Q1 2015 | $69,454,000 | -20.6% | 32,006,561 | +0.7% | 0.03% | -20.6% |
| Q4 2014 | $87,444,000 | -1.0% | 31,797,788 | +0.5% | 0.03% | -2.9% |
| Q3 2014 | $88,311,000 | -35.7% | 31,652,664 | -2.7% | 0.04% | -35.2% |
| Q2 2014 | $137,340,000 | +0.1% | 32,544,946 | -0.1% | 0.05% | -3.6% |
| Q1 2014 | $137,199,000 | +31.3% | 32,588,760 | +2.9% | 0.06% | +33.3% |
| Q4 2013 | $104,502,000 | -3.8% | 31,667,181 | +51.6% | 0.04% | -10.6% |
| Q3 2013 | $108,604,000 | -3.1% | 20,885,615 | +12.1% | 0.05% | -9.6% |
| Q2 2013 | $112,116,000 | – | 18,623,838 | – | 0.05% | – |
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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% |