Alexion Pharmaceuticals, Inc.'s stock has gained approximately 0% over the past 52 weeks. The 50-day moving average sits at 182.75, while the 200-day moving average is 165.77.
| Beta (5Y) | N/A |
| 52-Week Price Change | 0% |
| 50-Day Moving Average | 182.75 |
| 200-Day Moving Average | 165.77 |
| Average Volume (20 Days) | N/A |
Alexion Pharmaceuticals, Inc.'s most recent stock split took place on May 23, 2011 with a 1:2 split ratio.
| Last Split Date | 5/23/2011 |
| Split Ratio | 1:2 |