ARENA PHARMACEUTICALS INC's ticker is ARNA and the CUSIP is 040047607. A total of 259 filers reported holding ARENA PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is 0.76 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2020 | $339,000 | +135.4% | 4,513 | +96.9% | 0.02% | +144.4% |
| Q2 2020 | $144,000 | +152.6% | 2,292 | +66.1% | 0.01% | +125.0% |
| Q1 2020 | $57,000 | -87.0% | 1,380 | -85.7% | 0.00% | -85.2% |
| Q4 2019 | $439,000 | +48.8% | 9,680 | +50.1% | 0.03% | +35.0% |
| Q3 2019 | $295,000 | -3.9% | 6,449 | +22.8% | 0.02% | -4.8% |
| Q2 2019 | $307,000 | +111.7% | 5,251 | +62.4% | 0.02% | +90.9% |
| Q1 2019 | $145,000 | -41.8% | 3,233 | -49.4% | 0.01% | -50.0% |
| Q4 2018 | $249,000 | -99.8% | 6,391 | +138.1% | 0.02% | +120.0% |
| Q2 2018 | $117,022,000 | +389973.3% | 2,684 | +248.1% | 0.01% | +233.3% |
| Q1 2018 | $30,000 | +100.0% | 771 | +70.6% | 0.00% | +200.0% |
| Q4 2017 | $15,000 | +87.5% | 452 | +38.2% | 0.00% | 0.0% |
| Q3 2017 | $8,000 | -20.0% | 327 | -42.0% | 0.00% | 0.0% |
| Q2 2017 | $10,000 | – | 564 | – | 0.00% | – |
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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% |