The S&P 500 was up 0.1% in midday trading to 2,428.25.
The Dow Jones Industrial Average was up 0.6% to 21,687.78
The NASDAQ was down 0.1% to 6,211.14.
The yield on a 10-year Treasury bond was down 0.1% to 2.19.
The price of gold was up 0.3% to 1,295.
Newport Beach-based Veritone Inc. (NASDAQ: VERI) was up 42.6% to $11.18 and a $168 million market value on high volume, trading at nearly six times its daily average.
Irvine-based western and work wear retailer Boot Barn Holdings Inc. (NYSE: BOOT) was down 3.8% to $7.76 and a $205.5 million market value on low volume.