The S&P 500 rose 0.30% to 1,877.65 in afternoon trading Friday.
The Dow Jones Industrial Average was up 0.50% to 16,412.00, while the Nasdaq was down 0.27% to 4,307.68.
The yield on a 10-year Treasury bond was off 0.79% to 2.75%.
The price of gold rose 0.35% to $1,335.20 per ounce.
Foothill Ranch-based teen and contemporary retailer Wet Seal Inc. was off about 14% to $1.51 for a market value of $127.51 million. The company said it expects challenges to continue in the teen retail market and guided below consensus estimates for the current quarter.
Irvine-based Endologix Inc. rose about 3% to $13.40 for a market value of $855.84 million. Analysts at BTIG LLC upgraded the company's stock from "neutral" to "buy." Endologix makes devices used to repair aortic abdominal aneurysms.
Newport Beach-based Acacia Research Corp. was up about 4% to $16.15 for a market value of $817.84 million. The company's stock is up 9% so far this year.