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 | ||||
|---|---|---|---|---|---|---|
| Q4 2015 | $422,000 | +696.2% | 837,986 | +520.3% | 0.00% | – |
| Q3 2015 | $53,000 | -90.3% | 135,100 | -73.5% | 0.00% | -100.0% |
| Q2 2015 | $546,000 | +100.7% | 510,416 | +307.3% | 0.00% | 0.0% |
| Q1 2015 | $272,000 | +172.0% | 125,303 | +245.9% | 0.00% | – |
| Q4 2014 | $100,000 | -92.5% | 36,220 | -92.4% | 0.00% | -100.0% |
| Q3 2014 | $1,333,000 | -33.4% | 477,913 | +0.8% | 0.00% | -50.0% |
| Q2 2014 | $2,001,000 | +57.3% | 474,243 | +57.0% | 0.01% | +50.0% |
| Q1 2014 | $1,272,000 | +74.2% | 302,147 | +36.6% | 0.00% | +100.0% |
| Q4 2013 | $730,000 | +54.0% | 221,172 | +142.7% | 0.00% | 0.0% |
| Q3 2013 | $474,000 | -13.2% | 91,134 | +0.5% | 0.00% | 0.0% |
| Q2 2013 | $546,000 | – | 90,716 | – | 0.00% | – |
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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% |