ANTHERA PHARMACEUTICALS INC's ticker is and the CUSIP is 03674U951. A total of 3 filers reported holding ANTHERA PHARMACEUTICALS 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 | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $73,000 | -16.1% | 172,200 | +28.8% | 0.00% | 0.0% |
| Q4 2016 | $87,000 | -72.8% | 133,700 | +31.7% | 0.00% | -66.7% |
| Q3 2016 | $320,000 | +1782.4% | 101,500 | +1745.5% | 0.00% | – |
| Q2 2016 | $17,000 | -43.3% | 5,500 | -32.9% | 0.00% | – |
| Q1 2016 | $30,000 | -90.3% | 8,200 | -87.7% | 0.00% | -100.0% |
| Q4 2015 | $310,000 | -39.9% | 66,900 | -21.1% | 0.00% | -42.9% |
| Q3 2015 | $516,000 | +306.3% | 84,800 | +476.9% | 0.01% | +250.0% |
| Q2 2015 | $127,000 | +164.6% | 14,700 | +36.1% | 0.00% | +100.0% |
| Q1 2015 | $48,000 | +1500.0% | 10,800 | +440.0% | 0.00% | – |
| Q4 2014 | $3,000 | -70.0% | 2,000 | -60.0% | 0.00% | – |
| Q3 2014 | $10,000 | -33.3% | 5,000 | +16.3% | 0.00% | – |
| Q2 2014 | $15,000 | – | 4,300 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 1,124 | $45,000 | 0.00% |
| GROUP ONE TRADING, L.P. | 133,700 | $87,000 | 0.00% |