ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 322 filers reported holding ARENA PHARMACEUTICALS INC in Q4 2021. The put-call ratio across all filers is 0.86 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $37,000 | +640.0% | 622 | +631.8% | 0.01% | +500.0% |
| Q2 2021 | $5,000 | +25.0% | 85 | +44.1% | 0.00% | 0.0% |
| Q1 2021 | $4,000 | 0.0% | 59 | 0.0% | 0.00% | 0.0% |
| Q4 2020 | $4,000 | 0.0% | 59 | 0.0% | 0.00% | 0.0% |
| Q3 2020 | $4,000 | +100.0% | 59 | +63.9% | 0.00% | 0.0% |
| Q2 2020 | $2,000 | +100.0% | 36 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 36 | 0.0% | 0.00% | – |
| Q4 2019 | $1,000 | 0.0% | 36 | 0.0% | 0.00% | – |
| Q3 2019 | $1,000 | -50.0% | 36 | 0.0% | 0.00% | -100.0% |
| Q2 2019 | $2,000 | +100.0% | 36 | 0.0% | 0.00% | – |
| Q1 2019 | $1,000 | 0.0% | 36 | 0.0% | 0.00% | – |
| Q4 2018 | $1,000 | – | 36 | – | 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% |