The S&P; 500 declined 0.9% to 4,311.34 in midday trading. The Dow Jones Industrial Average ebbed down 0.9% to 34,021.72.
The Nasdaq fell 0.5% to 14,358.37.
The yield on a 10-year Treasury bond fell 0.98% to 1.514%. The price of gold was up 0.1% to $1,763 an ounce. The price for a barrel of oil decreased 1.8% to $77.52.
Kaiser Aluminum Corp. (Nasdaq: KALU) fell 5% to $108.22 and a $1.7 billion market cap. Volume was about a third of the daily average of 89,549 for the Foothill Ranch-based manufacturer. The shares have still more than doubled in the past year.
Xponential Fitness Inc. (NYSE: XPOF) declined 3% to $12.50 and a $615 million market cap. Volume was about a tenth of the daily average of 257,542. The shares had risen 32% from Sept. 18 to Oct. 4.