NEW YORK (AP) — Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and the Nasdaq Stock Market:

NYSE

Union Pacific Corp., down $5.56 to $92.12

A sharp decline in coal shipments drove down the railroad’s second-quarter profit by 7 percent.

Under Armour Inc., up $6.56 to $95.93

The sports apparel company reported better-than-expected second-quarter profit and revenue on training apparel demand.

Las Vegas Sands Corp., up 77 cents to $55.73

The casino operator reported worse-than-expected second-quarter profit, but gave an upbeat outlook and reaffirmed cost-cutting plans.

American Express Co., down $1.98 to $77.01

The credit card company reported better-than-expected profit, but revenue fell short due to the impact of a stronger U.S. dollar.

General Motors Co., up $1.20 to $31.50

Big profits from trucks and SUVs helped the automaker overcome a sales slowdown in China and other headwinds.

Southwest Airlines Co., up $1.36 to $36.48

Cheaper fuel and full planes propelled the airline to post a record second-quarter profit.

Nasdaq

SanDisk Corp., up $9.52 to $63.70

The flash-memory chip maker reported a drop in second-quarter profit and revenue, but the results still topped expectations.

Fortinet Inc., up $4.53 to $46.83

The network security company reported better-than-expected second-quarter profit and revenue and gave an upbeat outlook.

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