ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 322 filers reported holding ARENA PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.86 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $2,500,000 | +54.2% | 26,903 | -1.2% | 0.01% | +66.7% |
| Q3 2021 | $1,621,000 | -12.7% | 27,220 | 0.0% | 0.00% | 0.0% |
| Q2 2021 | $1,856,000 | -1.7% | 27,220 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $1,889,000 | -27.6% | 27,220 | -19.9% | 0.00% | -40.0% |
| Q4 2020 | $2,610,000 | +8.6% | 33,976 | +5.7% | 0.01% | +25.0% |
| Q3 2020 | $2,403,000 | +21.1% | 32,129 | +1.9% | 0.00% | +33.3% |
| Q2 2020 | $1,985,000 | +33.6% | 31,533 | -10.9% | 0.00% | +50.0% |
| Q1 2020 | $1,486,000 | -37.5% | 35,372 | -32.4% | 0.00% | -33.3% |
| Q4 2019 | $2,377,000 | -14.9% | 52,341 | -14.2% | 0.00% | 0.0% |
| Q3 2019 | $2,792,000 | -12.4% | 60,993 | +12.2% | 0.00% | -25.0% |
| Q2 2019 | $3,188,000 | +34.4% | 54,375 | +2.8% | 0.00% | +33.3% |
| Q1 2019 | $2,372,000 | -2.9% | 52,907 | -15.6% | 0.00% | 0.0% |
| Q4 2018 | $2,442,000 | +25.2% | 62,703 | +47.9% | 0.00% | +50.0% |
| Q3 2018 | $1,951,000 | +21.1% | 42,391 | +14.7% | 0.00% | 0.0% |
| Q2 2018 | $1,611,000 | +197.2% | 36,950 | +169.5% | 0.00% | +100.0% |
| Q1 2018 | $542,000 | +43.8% | 13,710 | +23.4% | 0.00% | – |
| Q4 2017 | $377,000 | – | 11,108 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GREAT POINT PARTNERS LLC | 530,670 | $49,320,000 | 10.96% |
| Paradigm Biocapital Advisors LP | 251,777 | $23,400,000 | 6.68% |
| RAMIUS ADVISORS LLC | 161,770 | $15,035,000 | 5.27% |
| First Light Asset Management, LLC | 645,848 | $60,025,000 | 4.30% |
| Affinity Asset Advisors, LLC | 100,000 | $9,294,000 | 3.38% |
| SECTORAL ASSET MANAGEMENT INC | 230,043 | $21,380,000 | 3.22% |
| ALPINE ASSOCIATES MANAGEMENT INC. | 806,200 | $74,929,000 | 2.80% |
| DAFNA Capital Management LLC | 119,615 | $11,117,000 | 2.80% |
| HAVENS ADVISORS LLC | 24,500 | $2,277,000 | 2.69% |
| Prosight Management, LP | 45,000 | $4,182,000 | 2.50% |