The S&P 500 was down 0.1% in midday trading to 2,413.73.
The Dow Jones Industrial Average was down 0.2% to 21,037.00.
The NASDAQ was down 0.1% to 6,203.39.
The yield on a 10-year Treasury bond was flat at 2.23%.
The price of gold fell 0.4% to $1,266.
Acacia Research Corp. in Newport Beach was down 6.5% to $3.98 and a $199 million market cap. The patent licenser had by midday traded about double its daily average of 300,000 shares.
GBGI Ltd. in Foothill Ranch was up 16% to about 165 pence sterling, or $2.12 and about a $140 million market cap. The global insurer trades on the London Stock Exchange and had volume of about 240,000 shares in today’s session; its average volume is about 20,000 shares a day.
Consumer Portfolio Services Inc. was down 5% to $4.21 and a $98 million market cap on moderate volume. The company services auto loans.