This action has relatively little practical consequence insofar as Vitekta and Tybost figure to see little use as standalone entities. It was a fluke that the FDA approved Stribild before approving two of its constituent drugs.
Vitekta and Tybost are already approved in the EU under the same brand names.
“The efficient-market hypothesis may be the foremost piece of B.S. ever promulgated in any area of human knowledge!”