ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 163 filers reported holding ION GEOPHYSICAL CORP in Q1 2014. The put-call ratio across all filers is 3.28 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $35,000 | -86.4% | 32,550 | -72.6% | 0.00% | -87.1% |
| Q1 2015 | $258,000 | -20.9% | 118,700 | 0.0% | 0.03% | -20.5% |
| Q4 2014 | $326,000 | -1.5% | 118,700 | 0.0% | 0.04% | -4.9% |
| Q3 2014 | $331,000 | -33.9% | 118,700 | 0.0% | 0.04% | -32.8% |
| Q2 2014 | $501,000 | +0.2% | 118,700 | 0.0% | 0.06% | -1.6% |
| Q1 2014 | $500,000 | +27.6% | 118,700 | 0.0% | 0.06% | +47.6% |
| Q4 2013 | $392,000 | – | 118,700 | – | 0.04% | – |
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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% |