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 | $4,647 | +56.0% | 50 | 0.0% | 0.00% | – |
| Q3 2021 | $2,978 | -12.7% | 50 | 0.0% | 0.00% | – |
| Q2 2021 | $3,410 | -1.7% | 50 | 0.0% | 0.00% | – |
| Q1 2021 | $3,470 | -93.3% | 50 | -92.6% | 0.00% | -100.0% |
| Q4 2020 | $52,014 | +16.1% | 677 | +13.0% | 0.00% | 0.0% |
| Q3 2020 | $44,799 | +78.4% | 599 | +50.1% | 0.00% | +50.0% |
| Q2 2020 | $25,117 | +1096.0% | 399 | +698.0% | 0.00% | – |
| Q1 2020 | $2,100 | -33.9% | 50 | -28.6% | 0.00% | – |
| Q4 2019 | $3,179 | -90.4% | 70 | -90.3% | 0.00% | -100.0% |
| Q3 2019 | $32,954 | -21.9% | 720 | 0.0% | 0.00% | -25.0% |
| Q2 2019 | $42,214 | +30.8% | 720 | 0.0% | 0.00% | +33.3% |
| Q1 2019 | $32,278 | +15.1% | 720 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $28,044 | -9.0% | 720 | +7.5% | 0.00% | -25.0% |
| Q3 2018 | $30,833 | +5.5% | 670 | 0.0% | 0.00% | 0.0% |
| Q2 2018 | $29,212 | +10.4% | 670 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $26,465 | +110.6% | 670 | +81.1% | 0.00% | +100.0% |
| Q4 2017 | $12,569 | – | 370 | – | 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% |