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This is the expense the company spent on research and development. Alexion Pharmaceuticals Inc's research and development for the three months ended in Mar. 2015 was $221 Mil. Its research and development for the trailing twelve months (TTM) ended in Mar. 2015 was $543 Mil.
This is the expense the company spent on research and development.
Alexion Pharmaceuticals Inc Research & Development for the trailing twelve months (TTM) ended in Mar. 2015 was 92.554 (Jun. 2014 ) + 100.661 (Sep. 2014 ) + 129.11 (Dec. 2014 ) + 221.08 (Mar. 2015 ) = $543 Mil.
If competitive advantage is created by a patent or tech advantage, at some point it will disappear.
High R&D usually dictates high SG&A which threatens the competitive advantage.
Alexion Pharmaceuticals Inc Annual Data
|Research & Development||91||83||69||63||82||98||137||223||317||514|
Alexion Pharmaceuticals Inc Quarterly Data
|Research & Development||63||75||69||88||86||191||93||101||129||221|