ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 135 filers reported holding ION GEOPHYSICAL CORP in Q4 2013. The put-call ratio across all filers is 2.89 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $341,000 | -44.3% | 674,581 | -57.0% | 0.00% | – |
| Q3 2015 | $612,000 | -63.6% | 1,570,320 | 0.0% | 0.00% | – |
| Q2 2015 | $1,681,000 | -49.2% | 1,570,320 | +2.9% | 0.00% | -100.0% |
| Q1 2015 | $3,311,000 | -20.5% | 1,525,341 | +0.7% | 0.00% | 0.0% |
| Q4 2014 | $4,167,000 | -7.9% | 1,515,232 | -6.6% | 0.00% | 0.0% |
| Q3 2014 | $4,524,000 | -63.7% | 1,621,467 | -45.1% | 0.00% | -50.0% |
| Q2 2014 | $12,456,000 | +99.8% | 2,951,224 | +99.3% | 0.00% | 0.0% |
| Q1 2014 | $6,234,000 | +46.7% | 1,480,682 | +15.0% | 0.00% | +100.0% |
| Q4 2013 | $4,250,000 | -68.1% | 1,287,891 | -49.7% | 0.00% | -50.0% |
| Q3 2013 | $13,326,000 | +69.0% | 2,562,878 | +95.6% | 0.00% | 0.0% |
| Q2 2013 | $7,886,000 | – | 1,309,962 | – | 0.00% | – |
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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% |