ACHN’s pop is clearly related to the GILD news insofar as it takes the nuke class down from the stratosphere to some degree, thereby enhancing the relative prospects of the PI and NS5A classes.
p.s. This is good news for my SI charity portfolio, which has a 20% weighting in ACHN :- )
“The efficient-market hypothesis may be the foremost piece of B.S. ever promulgated in any area of human knowledge!”