The S&P 500 was up 0.2% to 2,132.35.

The Dow Jones Industrial Average was up 0.2% to 18,342.76. The Nasdaq was flat at 5,079.46.

The yield on a 10-year Treasury bond was up 1.4% to 2.26%.

The price of gold was down 1.6% to $1,209.

RESTAURANTS

Irvine-based Habit Restaurants Inc. was up 5% to $38 and a $1 billion market cap. The fast-casual chain rose on sector strength stemming from positive quarterly reports by fast food burger chain Jack in the Box Inc. and casual burger restaurant chain Red Robin Gourmet Burgers Inc.

Costa Mesa-based El Pollo Loco Holdings Corp. was down 3.4% to $23.44 and an $877 million market cap. The fast food chicken chain’s shares have fallen 20% in the three trading days since its quarterly report was received negatively by the market, despite analysts reaffirming positive ratings on the stock.

HEALTHCARE

Irvine-based Masimo Corp. was up about 3% to $36.15 and a $1.9 billion market cap. The patient monitoring device maker said a $467 million patent infringement judgement in its favor was upheld.

Irvine-based Biolase Inc. was down 9.4% to $1.84 and a $107 million market cap on high volume. The dental laser maker named a new president and chief executive.

Irvine-based Lombard Medical Inc. was up 9.2% to $5.69 and a $92 million market cap. The aortic stent maker saw double its average trading volume by midday after it said procedures in Japan using its products were successful.