The S&P 500 was up 0.29% to 1,833.32 in afternoon trading Tuesday.
The Dow Jones Industrial Average rose 0.39% to 16,357.55, while the Nasdaq rose 0.16% to 4,155.42.
The yield on a 10-year Treasury bond was up 1.84% to 2.98%.
The price of gold rose 0.53% to $1,203.30 per ounce.
Irvine-based CorVel Corp. rose about 2% to $48.06 for a market value of $1.01 billion. The healthcare software and service provider is up 113% so far this year.
Newport Beach-based Acacia Research Corp. was up about 3% to $14.52 for a market value of $724.93 million. The patent licensing company said one of its subsidiaries reached a settlement deal with Smartware Group Inc.