VOLCANO CORPORATION's ticker is and the CUSIP is 928645950. A total of 3 filers reported holding VOLCANO CORPORATION in Q4 2013. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $333,000 | +1750.0% | 18,600 | +994.1% | 0.01% | – |
| Q3 2014 | $18,000 | -78.8% | 1,700 | -64.6% | 0.00% | -100.0% |
| Q2 2014 | $85,000 | +117.9% | 4,800 | +140.0% | 0.00% | 0.0% |
| Q1 2014 | $39,000 | -38.1% | 2,000 | -31.0% | 0.00% | 0.0% |
| Q4 2013 | $63,000 | -37.0% | 2,900 | -31.0% | 0.00% | -50.0% |
| Q3 2013 | $100,000 | -25.4% | 4,200 | -43.2% | 0.00% | -33.3% |
| Q2 2013 | $134,000 | – | 7,400 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| CSS LLC/IL | 11,600 | $253,000 | 0.01% |
| GROUP ONE TRADING, L.P. | 2,900 | $63,000 | 0.00% |
| Citadel Advisors | 2,200 | $48,000 | 0.00% |