Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and the Nasdaq Stock Market:
Domino's Pizza Inc., up $9.43 to $109.23
The pizza delivery company reported a higher quarterly profit as a jump in pizza orders drove up sales in the U.S.
PulteGroup Inc, down $1.72 to $19.97
The homebuilder reported disappointing first-quarter results that came as the government reported sales of new homes slumped in March.
United Continental Holdings Inc., down $1.22 to $62.80
The airline had positive financial results, but warned that a strong dollar and lower surcharges could hurt revenue next quarter.
General Motors Co., down $1.24 to $35.92
The auto company reported worse-than-expected profit and revenue fell on currency weakness and foreign sales declines.
Union Pacific Corp., down $2.61 to $108.12
The railroad company reported weak quarterly profit on flat revenue as shipping volume slowed due to weak coal demand.
Dunkin' Brands Group Inc., up $3.79 to $51.51
The owner of Dunkin' Donuts and Baskin-Robbins reported better-than-expected results and a positive outlook.
Ericsson, down $1.12 to $11.58
The Swedish networks maker reported a 14 percent drop in first-quarter profit, hurt by sluggish broadband demand in the U.S.
Arris Group Inc., up $6.76 to $37.30
The high-speed Internet equipment maker will buy British set-top box maker for $2.1 billion and reincorporate in the U.K.