ANTHERA PHARMACEUTICALS INC's ticker is and the CUSIP is 03674U901. A total of 3 filers reported holding ANTHERA PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $5,000 | +400.0% | 417 | +97.6% | 0.00% | – |
| Q4 2016 | $1,000 | -66.7% | 211 | +441.0% | 0.00% | – |
| Q3 2016 | $3,000 | +50.0% | 39 | -41.8% | 0.00% | – |
| Q2 2016 | $2,000 | – | 67 | +91.4% | 0.00% | – |
| Q1 2016 | $0 | – | 35 | +1650.0% | 0.00% | – |
| Q4 2015 | $0 | -100.0% | 2 | -97.5% | 0.00% | -100.0% |
| Q3 2015 | $17,000 | -77.3% | 79 | -66.2% | 0.00% | -83.3% |
| Q2 2015 | $75,000 | +3650.0% | 234 | +1362.5% | 0.01% | – |
| Q1 2015 | $2,000 | – | 16 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SABBY MANAGEMENT, LLC | 987 | $64,000 | 0.00% |
| SIMPLEX TRADING, LLC | 211 | $1,000 | 0.00% |
| GROUP ONE TRADING, L.P. | 2,500 | $2,000 | 0.00% |