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The S&P 500 rose about 0.8% to 2929.60.

The Dow Jones was up 0.9% to 26,647.93

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The Nasdaq jumped nearly 1% to 8,027.28.

The yield on a 10-year Treasury bond was 0.2% lower to 3.06%.

The price of gold was down 0.2% to $1,211.

TECHNOLOGY

Skyworks Solutions Inc. is up 3.4% to $92 and a $16.5 billion market cap. Shares of the semiconductor company, a key supplier of radio frequency chips in iPhones, got a boost in anticipation of carriers moving to 5G networks for the new models.

HEALTHCARE

ChromaDex (Nasdaq: CDXC) jumped 11% to $4 and a $220 million market cap. The Irvine-based maker of ingredients for nutritional supplement said its flagship product Tru Niagen has launched Tru Niagen Pro, a partnership with Natural Partners Fullscript in Scottsdale, Ariz., which has a network of over 40,000 healthcare practitioners.