The S&P 500 was down 0.4% in midday trading to 2,091.40.

The Dow Jones Industrial Average was down 0.1% to 17,841.42.

The Nasdaq was flat at 5,127.08

The yield on a 10-year Treasury bond was up 4% to 2.33%.

The price of gold was down 1.5% to $1,088.

REAL ESTATE

Irvine-based Tri Pointe Group was up 6.3% to $13.38 and a $2.1 billion market cap. The builder beat analyst expectations in its quarterly report this morning before markets opened.

Newport Beach-based William Lyon Homes was down 14.8% to $18.51 and a $582 million market cap. The builder missed analyst expectations in its quarterly report this morning before markets opened.

HEALTHCARE

Irvine-based Masimo Corp. was up 4.4% to $43.31 and a $2.2 billion market cap. The device maker beat analyst expectations in its quarterly report yesterday after markets closed.

San Clemente-based ICU Medical Inc. was up 5.8% to $120.50 and a $1.9 billion market cap. The device maker beat analyst expectations in its quarterly report yesterday after markets closed.

Irvine-based Biolase Inc. was down 12.7% to 62 cents and a $36 million market cap. The dental laser maker’s shares have fallen about 30% since reporting a wider loss on Wednesday.