Stocks that moved substantially or traded heavily Thursday on the New York Stock Exchange and Nasdaq Stock Market:
Medifast Inc., down 34 cents at $15.01
The weight-loss program operator said its third-quarter net income fell 12 percent because of higher costs for raw materials.
Fluor Corp., down $3.74 at $54.86
The engineering and construction company posted a third-quarter profit, but its 2012 guidance came in below what analysts expected.
Alcatel-Lucent SA, down 46 cents at 2.30
The technology firm said that third-quarter profits improved, but it cut its 2011 earnings expectations due to a weak economy.
Starbucks Corp., up $2.79 at $44.19
The coffee company said that its fourth-quarter profit jumped nearly 29 percent on strong sales, beating Wall Street estimates.
A123 Systems Inc., down 36 cents at $3.17
The maker of rechargeable batteries for electric cars lowered its full-year revenue outlook because a customer cut its order.
Cree Inc., up $2.69 at $30.57
Shares of the light-emitting diodes maker rose after China said it plans to phase out incandescent light bulbs within five years.
Imperial Sugar Co., down 83 cents at $6.03
The sugar seller said that it was suspending its dividend due to high raw sugar prices that are hurting its gross margins.
The Madison Square Garden Co., up $1.21 at $27.96
The New York sporting, media and entertainment company said its first-quarter profit rose on higher revenue from its media unit.
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