Drugstore companies shares down at the close of trading

Shares of some top drugstore companies were down at the close of trading:

CVS Health Corp. fell $.78 or .8 percent, to $100.39.

Rite Aid fell $.21 or 2.6 percent, to $8.00.

Walgreen Boots Alliance Inc. fell $2.56 or 2.9 percent, to $86.96.