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 | $16,870,000 | +776.8% | 181,516 | +453.1% | 0.02% | +950.0% |
| Q2 2019 | $1,924,000 | -5.7% | 32,816 | -37.3% | 0.00% | 0.0% |
| Q4 2018 | $2,040,000 | -78.1% | 52,368 | -77.8% | 0.00% | -60.0% |
| Q2 2018 | $9,304,000 | 0.0% | 235,550 | 0.0% | 0.01% | -50.0% |
| Q1 2018 | $9,304,000 | -51.6% | 235,550 | -58.4% | 0.01% | -52.4% |
| Q4 2017 | $19,215,000 | -15.8% | 565,650 | -36.8% | 0.02% | -22.2% |
| Q3 2017 | $22,827,000 | +55.6% | 895,166 | +3.0% | 0.03% | +42.1% |
| Q2 2017 | $14,666,000 | – | 869,366 | – | 0.02% | – |
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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% |