KEY POINTS
  • Morgan Stanley warns dental investors that "Amazon is here," sending shares of dental supply distributors Henry Schein and Patterson Cos. tumbling.
  • Those companies both closed more than 4 percent lower on Wednesday.
  • By accessing dental supplies directly from a manufacturer like Dentsply Sirona, Amazon could work to deliver medical devices and products directly to dentists and other physicians.

Shares of dental supply distibutors sank Wednesday after Morgan Stanley issued a stark warning to investors: "Amazon is here."

Dental supply distributors Henry Schein and Patterson Cos. both closed down more than 4 percent after analyst Steve Beuchaw said that Amazon is buying supplies directly from oral goods manufacturer Dentsply Sirona.