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 | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $98,000 | +180.0% | 1,652 | +223.9% | 0.00% | +200.0% |
| Q1 2021 | $35,000 | -42.6% | 510 | -36.1% | 0.00% | -66.7% |
| Q4 2020 | $61,000 | +1120.0% | 798 | +582.1% | 0.00% | +50.0% |
| Q1 2020 | $5,000 | -64.3% | 117 | -63.1% | 0.00% | -33.3% |
| Q4 2019 | $14,000 | -77.8% | 317 | -76.9% | 0.00% | -83.3% |
| Q3 2019 | $63,000 | -58.0% | 1,375 | -57.8% | 0.02% | -64.7% |
| Q3 2018 | $150,000 | – | 3,257 | – | 0.05% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Prosight Management, LP | 163,133 | $7,467,000 | 4.14% |
| PFM Health Sciences, LP | 2,271,536 | $103,968,000 | 3.07% |
| Partner Investment Management, L.P. | 28,877 | $1,322,000 | 2.26% |
| Atika Capital Management LLC | 181,000 | $8,284,000 | 1.74% |
| DAFNA Capital Management LLC | 93,942 | $4,300,000 | 1.62% |
| Asymmetry Capital Management, L.P. | 16,272 | $745,000 | 1.60% |
| First Light Asset Management, LLC | 190,838 | $8,735,000 | 1.32% |
| Perceptive Advisors | 953,129 | $43,624,000 | 1.18% |
| Rhenman & Partners Asset Management AB | 155,000 | $7,094,000 | 0.89% |
| Opus Point Partners Management, LLC | 9,770 | $447,000 | 0.81% |