The S&P 500 was up 0.4% in midday trading to 2,760.40.

The Dow Jones Industrial Average rose 0.9% to 25,024.64.

The Nasdaq ticked 0.2% up to 7,655.70.

The yield on a 10-year Treasury bond jumped 1.8% to 2.97%.

The price of gold was 0.2% higher at $1,304.

TECHNOLOGY

Alteryx Inc. (NYSE: AYX) in Irvine was up 5.4% to $38.19 and a $2.3 billion market cap on above-average volume. It makes data analytics software.

Lantronix Inc. (Nasdaq: LTRX) in Irvine was down 9.8% to $3.04 and a $55 million market cap on twice its average volume. It makes software to connect, manage and secure “internet of things” products.

HEALTHCARE

Spectrum Pharmaceuticals Inc. (Nasdaq: SPPI) in Irvine was up 4.2% to $20.11 and a $2.1 billion market cap. It makes drugs to treat cancer and blood diseases.

ChromaDex Corp. (Nasdaq: CDXC) in Irvine was up 4% to $3.88 and a $213 million market cap. The nutrient maker’s shares are up 14% this week; on Monday it named a chief marketing officer with experience in selling beauty and health products directly to consumers on a global scale, a strategy it began to pursue early last year.

MANUFACTURING

Kush Bottles Inc. (OTC: KSHB) in Santa Ana was up 5.5% to $6.48 and a $424 million market cap. Kush makes packaging and supplies for cannabis products and started Koleto Packaging Solutions today to make them for the veterinary and pharmaceutical industries, which requires the items to be Food and Drug Administration-compliant.

RETAIL

Boot Barn Holdings Inc. (NYSE: BOOT) in Irvine was down 3% to $23.71 and a $651 million market cap. It runs a chain of Western wear stores.