The S&P 500 was down 0.16% to 1,653.12 in afternoon trading Monday.
The Dow Jones industrial average was off 0.16% to 15,058.05, while the Nasdaq was up 0.30% to 3,613.76.
The yield on a 10-year Treasury bond rose 2.16% to 2.89%.
The price of gold slipped 0.42% to $1,365.30 per ounce.
Foothill Ranch-based specialty aluminum products maker Kaiser Aluminum Corp. was up about 2% to $68.75 after a Sterne Agee analyst upgraded the company's stock from "neutral" to "buy" on an expected rebound in the aerospace industry. Kaiser had a recent market value of $1.28 billion.
Saks Inc. missed analyst estimates on earnings and revenue for the quarter ended Aug. 3 amid what’s being noted as a generally slow start to the back-to-school selling season for retailers.
Anaheim-based Pacific Sunwear of California Inc. shares were off about 6% to $3.59 for a market value of $245.57 million.
Huntington Beach-based apparel maker and retailer Quiksilver Inc. was down about 3% to $5.20 for a market value of $870.42 million.
Tilly's Inc. of Irvine was down less than 1% to $13.50 for a market value of $373.61 million.
Homebuilders were generally down on Monday. Irvine-based Standard Pacific Corp. led the decline locally. Its shares were off about 5% to $7.25 for a market value of $2.52 billion.
Newport Beach-based William Lyon Homes was down about 2% to $21.02 for a market value of $660.81 million.
Irvine-based TRI Pointe Homes Inc. was down less than 1% to $15.11 for a market value of $477.43 million.