The Nasdaq was up 0.59% to 3,017 in midday trading Tuesday, while the Dow Jones Industrial Average rose 1.13% to 13,261.
The S&P 500 was up 0.91% to 1,430.
The yield on a 10-year treasury bond rose 1.48% to 1.71%.
The price of gold was up 1.84% to $1,719 per ounce.
Shares of Seal Beach-based Clean Energy Fuels Corp. rose about 7% to $12, a day after the company reported better than expected third-quarter revenue. Clean Energy had a recent market value of $1.1 billion.
Irvine-based Western Digital Corp. was up about 4% to $37 after TheStreet Ratings reiterated its buy rating on the company. Western Digital had a recent market value of $9.1 billion.
Shares of Anaheim drug maker Questcor Pharmaceuticals Inc. rose about 4% to $25 for a market value of $1.5 billion. Maryland-based competitor Cerium Pharmaceuticals received orphan status on its treatment for infantile spasms last week. The drug is seen as a possible competitor in the U.S. to Questcor’s Acthar gel, but a report from Piper Jaffray said Cerium’s orphan designation is not expected to be a risk to Questcor shares and held its neutral rating.