ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 229 filers reported holding ARENA PHARMACEUTICALS INC in Q4 2019. The put-call ratio across all filers is 2.96 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $3,939,000 | +204.4% | 42,379 | +95.0% | 1.19% | +187.4% |
| Q3 2021 | $1,294,000 | -12.7% | 21,738 | 0.0% | 0.41% | +11.9% |
| Q2 2021 | $1,483,000 | -1.7% | 21,738 | 0.0% | 0.37% | +20.6% |
| Q1 2021 | $1,508,000 | -66.0% | 21,738 | -62.4% | 0.31% | -66.3% |
| Q4 2020 | $4,436,000 | -17.3% | 57,738 | -19.5% | 0.91% | -14.6% |
| Q3 2020 | $5,366,000 | -10.4% | 71,753 | -24.6% | 1.06% | -39.2% |
| Q2 2020 | $5,990,000 | +67.5% | 95,153 | +11.7% | 1.75% | +45.9% |
| Q1 2020 | $3,576,000 | -11.9% | 85,153 | -4.7% | 1.20% | +23.9% |
| Q4 2019 | $4,059,000 | +102.2% | 89,357 | +103.7% | 0.97% | +49.7% |
| Q3 2019 | $2,007,000 | +9.2% | 43,857 | -39.2% | 0.65% | -32.3% |
| Q3 2017 | $1,838,000 | +57.1% | 72,086 | +3.9% | 0.95% | +71.6% |
| Q2 2017 | $1,170,000 | – | 69,352 | – | 0.56% | – |
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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% |