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 | $247,000 | -14.2% | 230,907 | +73.7% | 0.02% | -14.3% |
| Q1 2015 | $288,000 | -52.2% | 132,921 | -38.4% | 0.03% | -46.2% |
| Q3 2014 | $602,000 | -86.9% | 215,777 | -80.2% | 0.05% | -85.6% |
| Q2 2014 | $4,596,000 | +188.0% | 1,089,028 | +187.2% | 0.36% | +241.5% |
| Q1 2014 | $1,596,000 | -53.8% | 379,203 | -63.8% | 0.11% | -35.0% |
| Q4 2013 | $3,455,000 | +296.7% | 1,046,927 | +525.1% | 0.16% | +307.5% |
| Q3 2013 | $871,000 | -68.2% | 167,482 | -63.2% | 0.04% | -65.2% |
| Q2 2013 | $2,741,000 | – | 455,329 | – | 0.12% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| VILLERE ST DENIS J & CO LLC | 13,745,184 | $71,475,000 | 3.35% |
| Parametrica Management Ltd | 23,896 | $124,000 | 1.55% |
| PACIFIC GLOBAL INVESTMENT MANAGEMENT CO | 272,275 | $1,416,000 | 0.28% |
| Cortina Asset Management, LLC | 1,224,368 | $6,367,000 | 0.25% |
| WISCONSIN CAPITAL MANAGEMENT LLC | 95,000 | $494,000 | 0.21% |
| WealthTrust Axiom LLC | 97,410 | $506,000 | 0.21% |
| Quotient Investors, LLC | 143,800 | $748,000 | 0.20% |
| SNOW CAPITAL MANAGEMENT LP | 664,175 | $3,454,000 | 0.15% |
| Highlander Capital Management, LLC | 26,500 | $137,800,000 | 0.14% |
| NCM Capital Advisers, Inc. | 22,900 | $119,000 | 0.13% |