ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $993,000 | -63.9% | 2,547,124 | -0.9% | 0.00% | – |
| Q2 2015 | $2,748,000 | -49.6% | 2,569,918 | +2.3% | 0.00% | -100.0% |
| Q1 2015 | $5,451,000 | -33.2% | 2,511,617 | -15.4% | 0.00% | 0.0% |
| Q4 2014 | $8,166,000 | -2.6% | 2,969,428 | -1.2% | 0.00% | 0.0% |
| Q3 2014 | $8,388,000 | -42.6% | 3,006,091 | -13.1% | 0.00% | -50.0% |
| Q2 2014 | $14,602,000 | +1.2% | 3,459,917 | +1.0% | 0.00% | 0.0% |
| Q1 2014 | $14,425,000 | -56.5% | 3,426,364 | -51.2% | 0.00% | 0.0% |
| Q4 2013 | $33,127,000 | +94.8% | 7,014,856 | +114.4% | 0.00% | 0.0% |
| Q3 2013 | $17,008,000 | -6.6% | 3,271,296 | +8.1% | 0.00% | 0.0% |
| Q2 2013 | $18,217,000 | – | 3,026,120 | – | 0.00% | – |
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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% |