ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 118 filers reported holding ION GEOPHYSICAL CORP in Q3 2015. The put-call ratio across all filers is 0.00 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2015 | $158,000 | -63.6% | 405,582 | 0.0% | 0.00% | -100.0% |
| Q2 2015 | $434,000 | -51.8% | 405,582 | -2.3% | 0.00% | -50.0% |
| Q1 2015 | $901,000 | -60.5% | 415,082 | -50.0% | 0.00% | -33.3% |
| Q4 2014 | $2,282,000 | +97.1% | 830,164 | +100.0% | 0.00% | 0.0% |
| Q3 2014 | $1,158,000 | -33.9% | 415,082 | 0.0% | 0.00% | -40.0% |
| Q2 2014 | $1,752,000 | +0.3% | 415,082 | 0.0% | 0.01% | 0.0% |
| Q1 2014 | $1,747,000 | +26.5% | 415,082 | -0.8% | 0.01% | +25.0% |
| Q4 2013 | $1,381,000 | -39.9% | 418,382 | -5.4% | 0.00% | -33.3% |
| Q3 2013 | $2,299,000 | -14.7% | 442,149 | -1.3% | 0.01% | -25.0% |
| Q2 2013 | $2,696,000 | – | 447,849 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| NCM Capital Advisers, Inc. | 77,200 | $325,000 | 0.51% |
| Archer Capital Management, L.P. | 736,200 | $3,099,000 | 0.37% |
| New Jersey Better Educational Savings Trust | 150,000 | $632,000 | 0.30% |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | 916,950 | $3,860,000 | 0.26% |
| Counsel Portfolio Services Inc. | 577,175 | $2,430,000 | 0.24% |
| SECOR Capital Advisors, LP | 100,745 | $424,000 | 0.21% |
| FOUNDERS FINANCIAL SECURITIES LLC | 53,189 | $224,000 | 0.15% |
| TFS CAPITAL LLC | 379,203 | $1,596,000 | 0.11% |
| GLOBEFLEX CAPITAL L P | 173,460 | $730,000 | 0.08% |
| WealthTrust Axiom LLC | 53,855 | $226,000 | 0.08% |