ARENA PHARMACEUTICALS INC's ticker is and the CUSIP is 040047907. A total of 5 filers reported holding ARENA PHARMACEUTICALS INC in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2021 | $7,686,000 | +149.6% | 82,700 | +60.0% | 0.01% | +100.0% |
| Q3 2021 | $3,079,000 | -19.4% | 51,700 | -7.7% | 0.00% | -40.0% |
| Q2 2021 | $3,819,000 | +172.4% | 56,000 | +177.2% | 0.01% | +150.0% |
| Q1 2021 | $1,402,000 | -70.9% | 20,200 | -67.8% | 0.00% | -75.0% |
| Q4 2020 | $4,825,000 | -29.8% | 62,800 | -31.7% | 0.01% | -63.6% |
| Q3 2020 | $6,873,000 | +114.5% | 91,900 | +80.6% | 0.02% | +46.7% |
| Q2 2020 | $3,204,000 | +101.8% | 50,900 | +34.7% | 0.02% | +15.4% |
| Q1 2020 | $1,588,000 | -38.3% | 37,800 | -33.3% | 0.01% | -27.8% |
| Q4 2019 | $2,575,000 | -6.1% | 56,700 | -5.3% | 0.02% | -18.2% |
| Q3 2019 | $2,742,000 | -4.2% | 59,900 | +22.7% | 0.02% | -15.4% |
| Q2 2019 | $2,861,000 | +37.2% | 48,800 | +4.9% | 0.03% | +13.0% |
| Q1 2019 | $2,085,000 | -21.9% | 46,500 | -32.1% | 0.02% | 0.0% |
| Q4 2018 | $2,668,000 | -10.7% | 68,500 | +5.5% | 0.02% | -4.2% |
| Q3 2018 | $2,987,000 | -1.7% | 64,900 | -6.9% | 0.02% | -7.7% |
| Q2 2018 | $3,039,000 | -74.7% | 69,700 | -77.0% | 0.03% | -78.5% |
| Q1 2018 | $11,996,000 | -29.7% | 303,700 | -39.5% | 0.12% | +0.8% |
| Q4 2017 | $17,056,000 | +90.4% | 502,100 | +43.0% | 0.12% | +48.1% |
| Q3 2017 | $8,956,000 | +375.4% | 351,200 | +214.4% | 0.08% | +305.0% |
| Q2 2017 | $1,884,000 | – | 111,700 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| PURA VIDA INVESTMENTS, LLC | 291,100 | $27,055,000 | 0.98% |
| GROUP ONE TRADING, L.P. | 82,700 | $7,686,000 | 0.01% |
| SIMPLEX TRADING, LLC | 21,500 | $1,998,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |