ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 237 filers reported holding ARENA PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is 0.58 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $23,286,000 | -53.4% | 250,553 | -70.1% | 0.01% | -55.6% |
| Q3 2021 | $49,954,000 | -11.6% | 838,833 | +1.3% | 0.03% | -10.0% |
| Q2 2021 | $56,496,000 | -1.5% | 828,384 | +0.2% | 0.03% | +3.4% |
| Q1 2021 | $57,345,000 | -12.6% | 826,400 | -3.2% | 0.03% | -9.4% |
| Q4 2020 | $65,619,000 | +56.0% | 854,072 | +51.9% | 0.03% | +23.1% |
| Q3 2020 | $42,051,000 | +17.4% | 562,258 | -1.2% | 0.03% | 0.0% |
| Q2 2020 | $35,831,000 | +88.1% | 569,198 | +25.5% | 0.03% | +62.5% |
| Q1 2020 | $19,050,000 | -12.4% | 453,581 | -5.2% | 0.02% | 0.0% |
| Q4 2019 | $21,741,000 | +11.1% | 478,686 | +11.9% | 0.02% | -5.9% |
| Q3 2019 | $19,573,000 | -18.2% | 427,635 | +4.8% | 0.02% | -19.0% |
| Q2 2019 | $23,917,000 | +19.8% | 407,927 | -8.4% | 0.02% | +16.7% |
| Q1 2019 | $19,968,000 | +16.2% | 445,411 | +1.0% | 0.02% | 0.0% |
| Q4 2018 | $17,182,000 | -14.0% | 441,139 | +1.7% | 0.02% | 0.0% |
| Q3 2018 | $19,969,000 | +35.5% | 433,946 | +28.4% | 0.02% | +28.6% |
| Q2 2018 | $14,733,000 | -35.9% | 337,882 | -42.0% | 0.01% | -33.3% |
| Q1 2018 | $22,994,000 | +92.4% | 582,138 | +65.5% | 0.02% | +90.9% |
| Q4 2017 | $11,951,000 | +552.7% | 351,820 | +390.0% | 0.01% | +450.0% |
| Q3 2017 | $1,831,000 | +91.1% | 71,800 | +26.4% | 0.00% | +100.0% |
| Q2 2017 | $958,000 | – | 56,788 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Prosight Management, LP | 164,300 | $9,633,000 | 4.86% |
| Atika Capital Management LLC | 230,000 | $13,485,000 | 2.65% |
| DAFNA Capital Management LLC | 93,942 | $5,508,000 | 2.07% |
| PFM Health Sciences, LP | 1,828,378 | $107,198,000 | 2.04% |
| Perceptive Advisors | 1,380,171 | $80,919,000 | 1.86% |
| Eversept Partners, LP | 73,501 | $4,309,364 | 1.21% |
| Partner Investment Management, L.P. | 18,159 | $1,065,000 | 1.13% |
| Rhenman & Partners Asset Management AB | 170,000 | $9,967,000 | 1.10% |
| EMERALD ADVISERS, LLC | 425,510 | $24,948,000 | 1.00% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 388,418 | $22,773,000 | 0.90% |