The S&P 500 was up 0.3% in midday trading to 2,771.49.

The Dow Jones Industrial Average was down 0.1% to 24,681.42.

The Nasdaq was up 0.9% to 7,794.39.

The yield on a 10-year Treasury bond rose 0.8% to 2.92%.

The price of gold was 0.3% lower to $1,275.

HEALTHCARE

Ensign Group Inc. (Nasdaq: ENSG) in Mission Viejo is up 3.4% to $39.86 and a $2.1 billion market cap. The REIT owns healthcare facilities.

Glaukos Corp. (NYSE: GKOS) in San Clemente was up 3.2% to $44.82 and a $1.6 billion market cap. It makes a stent to treat glaucoma.