The S&P 500 declined 0.7% to 3,485.97 in midday trading.
The Dow Jones Industrial Average fell 0.5% to 28,547.27 while the Nasdaq lost 0.8% to 11,764.14.
The yield on a 10-Year Treasury bond was down 1.1% to 0.719%.
Crude oil increased 1.8% to $40.92 a barrel.
Gold ticked 0.7% higher to $1,907.
BIOTECH
Inari Medical Inc. (Nasdaq: NARI) fell 6.9% to $71.71 and a $3.5 billion market cap. Shares of the maker of devices to remove blood clots had climbed 19% since Oct. 2.
Newport Beach-based Evolus Inc. (Nasdaq: EOLS) dropped 5.4% to $4.37 and a $147 million market cap. Shares for the Botox competitor are still up about 45% in the past three months.
