ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 258 filers reported holding ARENA PHARMACEUTICALS INC in Q3 2020. The put-call ratio across all filers is 0.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $7,000 | +40.0% | 76 | -1.3% | 0.00% | 0.0% |
| Q3 2021 | $5,000 | +25.0% | 77 | +18.5% | 0.00% | 0.0% |
| Q2 2021 | $4,000 | -20.0% | 65 | 0.0% | 0.00% | 0.0% |
| Q1 2021 | $5,000 | 0.0% | 65 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $5,000 | 0.0% | 65 | 0.0% | 0.00% | -50.0% |
| Q3 2020 | $5,000 | +25.0% | 65 | -4.4% | 0.00% | 0.0% |
| Q2 2020 | $4,000 | +33.3% | 68 | +3.0% | 0.00% | +100.0% |
| Q1 2020 | $3,000 | – | 66 | +2100.0% | 0.00% | – |
| Q4 2019 | $0 | – | 3 | 0.0% | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 3 | 0.0% | 0.00% | – |
| Q2 2019 | $1,000 | – | 3 | – | 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% |