The S&P 500 was down 0.2% to 2,071.62.
The Dow Jones Industrial Average was down 0.1% to 17,631.10.
The Nasdaq was flat at 5,031.37.
The yield on a 10-year Treasury bond was down 1.1% to 2.06%.
The price of gold was up 0.2% to $1,165.
Irvine-based Broadcom Corp. was down 3.5% to $$51.30 and a $31.1 billion market cap. The chipmaker reports results after markets close today and its shares had traded at a rate by midday that was about double its 90-day average.
Irvine-based Edwards Lifesciences Corp. was down 2.4% to $146.30 and a $15.7 billion market cap. The heart device maker reports results after markets close today.
Irvine-based Opus Bank was down 5.2% to $36.50 and a $1 billion market cap after this morning before markets opened the bank holding company reported higher net income that missed analyst estimates.
Lake Forest-based Del Taco Restaurants Inc. was down 2.4% to $12.46 and a $483 million market cap. The fast food chain said three investors would sell up to 3.87 million shares in a secondary offering.
Anaheim-based Pacific Sunwear of California Inc. was down 13.5% to 24 cents and a $17 million market cap on above-average volume.