The S&P 500 was up 0.2% to 2,065.83 in midday trading.
The Dow Jones Industrial Average was flat at 17,784.57 and the Nasdaq was up 0.2% to 4,759.16.
The yield on a 10-year Treasury bond declined 1.1% to 2.2%.
The price of gold rose 0.1% to $1,196.
Huntington Beach-based Quiksilver Inc. was up 14.6% to $2.59 and a market cap of $442.8 million. The company said it completed its sale of online retail site Surfdome to SurfStitch Group in Australia. Shares are up 80% since the surf apparel maker and retailer reported a narrower quarterly loss last week.
Foothill Ranch-based Skilled Healthcare Group Inc. was up 6.2% to $8.04 and a market cap of $322.6 million on high volume. The stock has risen 12% this week.