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 | $16,355,000 | +228.4% | 175,976 | +110.4% | 0.53% | +228.8% |
| Q3 2021 | $4,980,000 | -62.8% | 83,629 | -57.4% | 0.16% | -63.2% |
| Q2 2021 | $13,393,000 | -1.7% | 196,385 | 0.0% | 0.44% | -7.2% |
| Q1 2021 | $13,627,000 | -29.9% | 196,385 | -22.4% | 0.47% | -31.3% |
| Q4 2020 | $19,436,000 | +61.8% | 252,971 | +57.5% | 0.68% | +51.8% |
| Q3 2020 | $12,014,000 | +116.9% | 160,637 | +82.5% | 0.45% | +113.3% |
| Q2 2020 | $5,540,000 | +371.1% | 88,002 | +214.3% | 0.21% | +298.1% |
| Q1 2020 | $1,176,000 | -7.5% | 28,002 | 0.0% | 0.05% | +10.4% |
| Q4 2019 | $1,272,000 | -0.8% | 28,002 | 0.0% | 0.05% | -14.3% |
| Q3 2019 | $1,282,000 | -21.9% | 28,002 | 0.0% | 0.06% | -16.4% |
| Q2 2019 | $1,642,000 | -29.9% | 28,002 | -46.4% | 0.07% | -29.5% |
| Q1 2019 | $2,343,000 | +15.1% | 52,262 | 0.0% | 0.10% | +9.2% |
| Q4 2018 | $2,036,000 | -52.8% | 52,262 | -44.3% | 0.09% | -44.2% |
| Q3 2018 | $4,315,000 | +5.6% | 93,767 | 0.0% | 0.16% | +0.6% |
| Q2 2018 | $4,088,000 | +514.7% | 93,767 | +457.2% | 0.16% | +496.2% |
| Q1 2018 | $665,000 | – | 16,827 | – | 0.03% | – |
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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% |