ANTHERA PHARMACEUTICALS INC's ticker is ANTH and the CUSIP is 03674U201. A total of 73 filers reported holding ANTHERA PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is 1.31 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2016 | $14,000 | -50.0% | 22,097 | +144.3% | 0.00% | -50.0% |
| Q3 2016 | $28,000 | +133.3% | 9,045 | +115.1% | 0.00% | +100.0% |
| Q2 2016 | $12,000 | -40.0% | 4,205 | -23.9% | 0.00% | -50.0% |
| Q1 2016 | $20,000 | +1900.0% | 5,525 | +1741.7% | 0.00% | – |
| Q1 2015 | $1,000 | -87.5% | 300 | -94.3% | 0.00% | -100.0% |
| Q4 2014 | $8,000 | – | 5,300 | – | 0.00% | – |
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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% |