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 | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $10,505,000 | -42.6% | 113,030 | -63.2% | 0.05% | -45.8% |
| Q3 2021 | $18,307,000 | +6.3% | 307,430 | +21.8% | 0.10% | +6.7% |
| Q2 2021 | $17,216,000 | -0.6% | 252,430 | +1.1% | 0.09% | -8.2% |
| Q1 2021 | $17,322,000 | -17.1% | 249,630 | -8.2% | 0.10% | -22.8% |
| Q4 2020 | $20,885,000 | +19.4% | 271,830 | +16.2% | 0.13% | -0.8% |
| Q3 2020 | $17,496,000 | -35.0% | 233,930 | -45.3% | 0.13% | +12.3% |
| Q2 2020 | $26,934,000 | +654.5% | 427,860 | +403.4% | 0.11% | +48.1% |
| Q1 2020 | $3,570,000 | +12.3% | 85,000 | +21.4% | 0.08% | +40.0% |
| Q4 2019 | $3,179,000 | -0.8% | 70,000 | 0.0% | 0.06% | -15.4% |
| Q3 2019 | $3,204,000 | – | 70,000 | – | 0.06% | – |
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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% |