ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 129 filers reported holding ARENA PHARMACEUTICALS INC in Q4 2017. The put-call ratio across all filers is 0.44 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $1,000 | – | 2 | – | 0.00% | – |
| Q2 2021 | $0 | -100.0% | 0 | -100.0% | 0.00% | – |
| Q1 2021 | $1,000 | 0.0% | 13 | +8.3% | 0.00% | – |
| Q4 2020 | $1,000 | – | 12 | +9.1% | 0.00% | – |
| Q3 2020 | $0 | – | 11 | – | 0.00% | – |
| Q2 2020 | $0 | – | 0 | – | 0.00% | – |
| Q1 2020 | $0 | – | 0 | – | 0.00% | – |
| Q4 2019 | $0 | – | 0 | – | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 0 | -100.0% | 0.00% | -100.0% |
| Q1 2019 | $22,000 | +83.3% | 500 | +63.9% | 0.00% | +200.0% |
| Q4 2018 | $12,000 | – | 305 | +6000.0% | 0.00% | – |
| Q3 2018 | $0 | -100.0% | 5 | -85.7% | 0.00% | – |
| Q2 2018 | $2,000 | +100.0% | 35 | 0.0% | 0.00% | – |
| Q1 2018 | $1,000 | 0.0% | 35 | 0.0% | 0.00% | – |
| Q4 2017 | $1,000 | -75.0% | 35 | -75.0% | 0.00% | – |
| Q3 2017 | $4,000 | +100.0% | 140 | 0.0% | 0.00% | – |
| Q2 2017 | $2,000 | -90.9% | 140 | -72.0% | 0.00% | -100.0% |
| Q1 2016 | $22,000 | – | 500 | – | 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% |