NEW YORK — Stocks that moved substantially or traded heavily Wednesday:

PulteGroup Inc., down 11 cents to $28.33

The National Association of Realtors said fewer Americans signed contracts to buy homes in July.

Amazon.com Inc., up $65.28 to $1,998.10

Analysts at Morgan Stanley put out a positive report on the giant online retailer.

Dick's Sporting Goods Inc., down 79 cents to $35.60

The sporting goods retailer announced weak quarterly sales.

Chico's FAS Inc., down 36 cents to $8.47

The clothing chain's second-quarter profit and sales fell short of analyst projections.

Shoe Carnival Inc., up $4.83 to $41.74

The footwear retailer raised its annual forecasts after a strong second quarter, and said back-to-school sales are off to a good start.

Yum China Holdings Inc., up $2.06 to $39.23

The Wall Street Journal reported that a group of investors offered to buy the company for $17.6 billion.

Roku Inc., down $3.07 to $59.92

The Information reported that Amazon is planning to offer a free video service through its Fire TVs.

Alphabet Inc., up $18.79 to $1,264.65

Technology stocks were among the day's best performers.