ALEXION PHARMACEUTICALS INC's ticker is and the CUSIP is 015351909. A total of 7 filers reported holding ALEXION PHARMACEUTICALS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.5%.
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Prosight Management, LP | 40,000 | $6,250,000 | 2.89% |
| Hudson Bay Capital Management LP | 500,000 | $78,120,000 | 0.42% |
| GROUP ONE TRADING, L.P. | 396,000 | $61,871,000 | 0.11% |
| IMC-Chicago, LLC | 189,100 | $29,545,000 | 0.04% |
| SIMPLEX TRADING, LLC | 704 | $10,999,000 | 0.01% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| JPMORGAN CHASE & CO | 18,600 | $2,906,000 | 0.00% |