The S&P 500 was up 0.1% in midday trading to 2,366.14.

The Dow Jones Industrial Average was flat at 20,856.26.

The NASDAQ was up 0.2% to 5,847.67.

The yield on a 10-year Treasury bond fell 0.9% to 2.575%.

The price of gold fell 0.1% to $1,202.

SERVICES

Willdan Group Inc. in Anaheim was up 18% to $32.77 and a $274 million market cap. The engineering consulting company yesterday reported higher quarterly and annual revenue and net income.

Acacia Research Corp. in Newport Beach fell 10% to $5.15 and a $261 million market cap. The patent licensor yesterday reported a fourth-quarter loss of 22 cents per share as revenue fell 41% to $22 million.

Autobytel Inc. in Irvine climbed 8.5% to $14.13 and a $154 million market cap. The car sales leads provider reported fourth-quarter adjusted earnings that topped average analyst estimates.

RETAIL

Tilly’s Inc. in Irvine declined 3.9% to $10.41 and a $297 million market cap. The apparel retailer is scheduled to release its fourth-quarter results after the markets close on March 13.