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 | $14,000 | – | 31,948 | +2296.7% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 1,333 | +439.7% | 0.00% | – |
| Q3 2016 | $1,000 | -50.0% | 247 | -55.3% | 0.00% | – |
| Q2 2016 | $2,000 | -98.3% | 552 | -98.6% | 0.00% | – |
| Q1 2016 | $115,000 | -14.8% | 38,452 | +14.1% | 0.00% | – |
| Q4 2015 | $135,000 | -25.4% | 33,713 | +11.6% | 0.00% | – |
| Q3 2015 | $181,000 | +3520.0% | 30,207 | +4309.8% | 0.00% | – |
| Q2 2015 | $5,000 | – | 685 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GREAT POINT PARTNERS LLC | 1,431,196 | $2,748,000 | 1.18% |
| Abingworth LLP | 437,994 | $832,000 | 0.50% |
| Broadfin Capital, LLC | 1,301,622 | $2,499,000 | 0.26% |
| Rhenman & Partners Asset Management AB | 400,000 | $768,000 | 0.22% |
| BVF INC/IL | 559,624 | $1,074,000 | 0.22% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 1,691,857 | $3,248,000 | 0.12% |
| Perceptive Advisors | 478,456 | $919,000 | 0.10% |
| Gruss Capital Management LP | 1,720,000 | $3,302,000 | 0.08% |
| SECTORAL ASSET MANAGEMENT INC | 247,961 | $476,000 | 0.02% |
| Spark Investment Management LLC | 36,400 | $69,000 | 0.01% |