Vaccines + (AZN + ALXN) = Booming Biotech

Valuations in the biotechnology sector received a boost on Dec. 12 when AstraZeneca (AZN) announced it would pay a 45% premium for Alexion Pharmaceuticals (ALXN), a stock that had already rallied 47% since mid-March. On Dec. 11, the Food & Drug Administration (FDA) made history when it approved the first COVID-19 vaccine for use by … Continued