ANTHERA PHARMACEUTICALS INC's ticker is ANTH and the CUSIP is 03674U201. A total of 56 filers reported holding ANTHERA PHARMACEUTICALS INC in Q1 2017. The put-call ratio across all filers is 2.20 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $142,000 | -95.0% | 333,712 | -63.0% | 0.08% | -96.0% |
| Q3 2016 | $2,839,000 | -63.8% | 901,115 | -64.5% | 1.96% | -51.1% |
| Q2 2016 | $7,835,000 | -29.2% | 2,535,564 | -17.0% | 4.00% | -1.2% |
| Q1 2016 | $11,063,000 | +73.0% | 3,056,196 | +121.7% | 4.05% | +43.0% |
| Q4 2015 | $6,396,000 | +22.7% | 1,378,443 | +61.0% | 2.83% | -20.7% |
| Q3 2015 | $5,213,000 | +153.9% | 856,072 | +259.5% | 3.57% | +252.4% |
| Q2 2015 | $2,053,000 | – | 238,158 | – | 1.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Abingworth LLP | 861,723 | $1,174,000 | 0.98% |
| R&F Capital Advisors LP | 171,205 | $111,000 | 0.04% |
| Rhenman & Partners Asset Management AB | 200,000 | $130,000 | 0.02% |
| Rock Springs Capital Management LP | 380,000 | $247,000 | 0.02% |
| WHITE PINE CAPITAL LLC | 35,000 | $23,000 | 0.01% |
| BVF INC/IL | 62,292 | $40,000 | 0.01% |
| Virtu KCG Holdings LLC | 271,239 | $176,000 | 0.00% |
| TURNER INVESTMENTS LLC | 15,000 | $10,000 | 0.00% |
| TWO SIGMA SECURITIES, LLC | 11,736 | $8,000 | 0.00% |
| Tower Research Capital LLC (TRC) | 36,413 | $24,000 | 0.00% |