ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 1 filers reported holding ION GEOPHYSICAL CORP in Q1 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $10,000 | +66.7% | 20,540 | +29.6% | 0.00% | – |
| Q3 2015 | $6,000 | -72.7% | 15,851 | -21.3% | 0.00% | – |
| Q2 2015 | $22,000 | -64.5% | 20,134 | -29.1% | 0.00% | -100.0% |
| Q1 2015 | $62,000 | -26.2% | 28,408 | -7.1% | 0.00% | 0.0% |
| Q4 2014 | $84,000 | -44.4% | 30,574 | -43.5% | 0.00% | -50.0% |
| Q3 2014 | $151,000 | -47.0% | 54,116 | -19.8% | 0.00% | -50.0% |
| Q2 2014 | $285,000 | -50.8% | 67,441 | -50.9% | 0.00% | -42.9% |
| Q1 2014 | $579,000 | +1423.7% | 137,456 | +1095.6% | 0.01% | +600.0% |
| Q4 2013 | $38,000 | -91.6% | 11,497 | -86.8% | 0.00% | -90.9% |
| Q3 2013 | $453,000 | -17.0% | 87,124 | -3.9% | 0.01% | 0.0% |
| Q2 2013 | $546,000 | – | 90,641 | – | 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% |