Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market:
MetroPCS Communications Inc., up $2.05 at $13.57
Deutsche Telekom AG, parent company of cellphone carrier T-Mobile USA, said it is in talks to buy smaller rival MetroPCS.
Express Inc., down $3.33 at $11.68
The clothing retailer cut its forecast for the current quarter because of fewer shoppers in September and heavy discounting.
Fifth & Pacific Cos. Inc., down $1.45 at $11.32
Due to weaker sales of Juicy Couture products, its largest division, the clothing company cut its 2012 earnings guidance.
Acuity Brands Inc., down $2.99 at $60.11
The lighting maker's fiscal fourth-quarter net income fell 3 percent due to a charge and expenses related to a plant closing.
The Mosaic Co., down $2.25 at $55.76
The fertilizer company said that its fiscal first-quarter net income fell 18 percent and missed Wall Street's expectations.
Stage Stores Inc., up 73 cents at $21.99
The operator of the Peebles and Stage stores said that its sales at stores open at least a year rose 11.1 percent in September.
Old Dominion Freight Line Inc., down $1.01 at $29.12
RBC Capital Markets downgraded the trucking company's stock, citing a slowdown in certain kinds of shipping.
RadiSys Corp., down 28 cents at $3.15
The provider of wireless infrastructure systems replaced its CEO. It also lowered revenue guidance for its third quarter.