The S&P 500 rose 0.11% to 1,807.79 in afternoon trading Monday.
The Dow Jones Industrial Average was down 0.15% to 16,061.85, while the Nasdaq was down 0.15% to 4,053.67.
The yield on a 10-year Treasury bond was up 2.30% to 2.80%.
The price of gold was off 2.30% to $1,221.60 per ounce.
Costa Mesa-based printed circuit board maker TTM Technologies Inc. was off about 5% to $9.18 for a market value of $758.71 million. Electronics makers were generally down on Monday.
Irvine-based medical device maker Endologix Inc. was up about 5% to $18.78 for a market value of $1.19 billion. The company’s stock is up about 24% so far this year.
Newport Beach-based Alliance Healthcare Services Inc. was down about 9% to $26.34 for a market value of $274.41 million. The company's shares are still up more than 300% so far this year.