The S&P 500 rose 0.07% to 1,847.62 in afternoon trading Friday.
The Dow Jones Industrial Average was up 0.06% to 16,118.04, while the Nasdaq was up 0.05% to 4,262.68.
The yield on a 10-year Treasury bond rose 0.04% to 2.65%.
The price of gold was up 0.36% to $1,377.30 per ounce.
Costa Mesa networking equipment maker Emulex Corp. was up about 2% to $7.33 for a market value of $592.42 million. D.A. Davidson & Co. initiated coverage on Emulex with a "buy" rating.
Newport Beach-based patent licensor Acacia Research Corp. was up about 3% to $15.10 for a market value of $764.66 million.
Aliso Viejo-based drug maker Avanir Pharmaceuticals Inc. was off about 4% to $3.80 for a market value of $578.72 million.