ZOGENIX INC's ticker is and the CUSIP is 98978L905. A total of 3 filers reported holding ZOGENIX INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2015 | $1,265,000 | +6.0% | 753,000 | -13.5% | 0.02% | -5.3% |
| Q1 2015 | $1,193,000 | +1105.1% | 870,600 | +1110.8% | 0.02% | +1800.0% |
| Q4 2014 | $99,000 | -58.1% | 71,900 | -64.9% | 0.00% | -75.0% |
| Q3 2014 | $236,000 | -60.5% | 204,800 | -31.0% | 0.00% | -55.6% |
| Q2 2014 | $597,000 | -25.6% | 296,800 | +5.3% | 0.01% | -30.8% |
| Q1 2014 | $802,000 | +11357.1% | 281,800 | +13990.0% | 0.01% | – |
| Q4 2013 | $7,000 | – | 2,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 71,900 | $99,000 | 0.00% |
| Citadel Advisors | 10,600 | $15,000 | 0.00% |
| SIMPLEX TRADING, LLC | 34 | $1,000 | 0.00% |