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 | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $6,000 | +100.0% | 72 | 0.0% | 0.00% | – |
| Q3 2021 | $3,000 | -25.0% | 72 | 0.0% | 0.00% | – |
| Q2 2021 | $4,000 | -98.8% | 72 | -98.5% | 0.00% | -100.0% |
| Q1 2021 | $335,000 | +697.6% | 4,835 | +779.1% | 0.00% | – |
| Q4 2020 | $42,000 | -12.5% | 550 | -15.4% | 0.00% | – |
| Q3 2020 | $48,000 | +17.1% | 650 | 0.0% | 0.00% | – |
| Q2 2020 | $41,000 | +583.3% | 650 | +333.3% | 0.00% | – |
| Q1 2020 | $6,000 | -14.3% | 150 | 0.0% | 0.00% | – |
| Q4 2019 | $7,000 | -95.6% | 150 | -95.7% | 0.00% | -100.0% |
| Q3 2019 | $158,000 | -23.7% | 3,457 | -2.0% | 0.00% | -33.3% |
| Q2 2019 | $207,000 | – | 3,527 | – | 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% |