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 | $1,222,000 | +12.9% | 13,144 | -27.7% | 0.00% | 0.0% |
| Q3 2021 | $1,082,000 | -25.2% | 18,184 | -14.3% | 0.00% | 0.0% |
| Q2 2021 | $1,447,000 | +7.2% | 21,211 | +9.0% | 0.00% | 0.0% |
| Q1 2021 | $1,350,000 | +5.1% | 19,460 | +16.3% | 0.00% | 0.0% |
| Q4 2020 | $1,285,000 | +11.9% | 16,730 | +9.0% | 0.00% | 0.0% |
| Q3 2020 | $1,148,000 | +4.1% | 15,350 | -12.4% | 0.00% | 0.0% |
| Q2 2020 | $1,103,000 | +87.9% | 17,521 | +25.3% | 0.00% | 0.0% |
| Q1 2020 | $587,000 | -2.3% | 13,983 | +5.6% | 0.00% | 0.0% |
| Q4 2019 | $601,000 | -10.4% | 13,244 | -9.6% | 0.00% | 0.0% |
| Q3 2019 | $671,000 | -14.0% | 14,650 | +10.2% | 0.00% | 0.0% |
| Q2 2019 | $780,000 | +25.2% | 13,297 | -4.3% | 0.00% | 0.0% |
| Q1 2019 | $623,000 | +18.4% | 13,898 | +2.9% | 0.00% | 0.0% |
| Q4 2018 | $526,000 | -23.4% | 13,511 | -9.5% | 0.00% | 0.0% |
| Q3 2018 | $687,000 | +21.4% | 14,931 | +14.9% | 0.00% | 0.0% |
| Q2 2018 | $566,000 | -52.6% | 12,999 | -57.0% | 0.00% | 0.0% |
| Q1 2018 | $1,194,000 | +22.5% | 30,235 | +5.4% | 0.00% | 0.0% |
| Q4 2017 | $975,000 | – | 28,692 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Prosight Management, LP | 252,500 | $11,320,000 | 4.95% |
| Rubric Capital Management LP | 857,103 | $38,424,000 | 3.59% |
| PFM Health Sciences, LP | 3,255,230 | $145,932,000 | 3.22% |
| Partner Investment Management, L.P. | 40,605 | $1,820,000 | 2.10% |
| DAFNA Capital Management LLC | 93,942 | $4,211,000 | 1.82% |
| Atika Capital Management LLC | 195,000 | $8,742,000 | 1.78% |
| Perceptive Advisors | 1,400,171 | $62,770,000 | 1.77% |
| EMORY UNIVERSITY | 47,779 | $2,142,000 | 1.51% |
| Rhenman & Partners Asset Management AB | 234,558 | $10,515,000 | 1.23% |
| Eversept Partners, LP | 75,721 | $3,394,572 | 0.99% |