ALEXION PHARMACEUTICALS INC's ticker is and the CUSIP is 015351959. A total of 6 filers reported holding ALEXION PHARMACEUTICALS INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $62,296,000 | +535.5% | 339,100 | +429.0% | 0.01% | +600.0% |
| Q1 2021 | $9,802,000 | -42.8% | 64,100 | -41.5% | 0.00% | -66.7% |
| Q4 2020 | $17,124,000 | +38.9% | 109,600 | 0.0% | 0.00% | +50.0% |
| Q3 2020 | $12,326,000 | -19.8% | 109,600 | -20.0% | 0.00% | -33.3% |
| Q2 2020 | $15,377,000 | +92.0% | 137,000 | +53.6% | 0.00% | +50.0% |
| Q1 2020 | $8,009,000 | -65.2% | 89,200 | -58.1% | 0.00% | -50.0% |
| Q4 2019 | $23,014,000 | +16.6% | 212,800 | +5.6% | 0.00% | 0.0% |
| Q3 2019 | $19,735,000 | -32.4% | 201,500 | -13.0% | 0.00% | -33.3% |
| Q2 2019 | $29,194,000 | +37.8% | 231,500 | +47.7% | 0.01% | +50.0% |
| Q1 2019 | $21,183,000 | +1.3% | 156,700 | -27.0% | 0.00% | -20.0% |
| Q4 2018 | $20,903,000 | -37.3% | 214,700 | -10.5% | 0.01% | -16.7% |
| Q3 2018 | $33,335,000 | +181.8% | 239,800 | +151.6% | 0.01% | +200.0% |
| Q2 2018 | $11,831,000 | +68.7% | 95,300 | +51.5% | 0.00% | 0.0% |
| Q1 2018 | $7,011,000 | -75.9% | 62,900 | -74.1% | 0.00% | -66.7% |
| Q4 2017 | $29,048,000 | -9.8% | 242,900 | +4.3% | 0.01% | -14.3% |
| Q3 2017 | $32,219,000 | -0.1% | 232,900 | -12.1% | 0.01% | 0.0% |
| Q2 2017 | $32,243,000 | -42.8% | 265,000 | -43.0% | 0.01% | -46.2% |
| Q1 2017 | $56,377,000 | +130.4% | 465,000 | +132.5% | 0.01% | +116.7% |
| Q4 2016 | $24,470,000 | +898.4% | 200,000 | +900.0% | 0.01% | +500.0% |
| Q3 2016 | $2,451,000 | – | 20,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 149,800 | $23,405,000 | 0.04% |
| SIMPLEX TRADING, LLC | 763 | $11,921,000 | 0.02% |
| IMC-Chicago, LLC | 45,400 | $7,093,000 | 0.01% |
| JPMORGAN CHASE & CO | 109,600 | $17,124,000 | 0.00% |
| SG Americas Securities, LLC | 199,400 | $32,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| OSAIC HOLDINGS, INC. | 2 | $0 | 0.00% |