Shares of the following companies had unusual moves in U.S. trading. Stock symbols are in parentheses, and prices are as of 4 p.m. in New York.
Adobe Systems Inc. (ADBE US) rose 6 percent to $30.93 for the second-biggest gain in the Standard & Poor’s 500 Index. The top maker of graphic-design programs forecast fiscal first-quarter profit that exceeded analysts’ estimates, bolstered by sales of the company’s desktop-publishing software.
Amedisys Inc. (AMED US) climbed 12 percent, the most since September 2008, to $32.87. The largest U.S. home-nursing provider was raised to “buy” from “hold” at Deutsche Bank AG.
CarMax Inc. (KMX US) fell the most in the S&P 500, sinking 7.6 percent to $33.17. The biggest U.S. used-car dealer reported that gross profit per vehicle in the third quarter was $2,102, missing Wells Fargo’s forecast of $2,150.
Carnival Corp. (CCL US) rose 4.5 percent to $45.18, the highest price since December 2007. The world’s biggest cruise-line operator reported fourth-quarter profit that beat analysts’ estimates and said booking volumes continued to be strong even with higher prices.
Royal Caribbean Cruises Ltd. (RCL US), the world’s second-largest cruise operator, rose 7.9 percent to $46.63.
CPI Corp. (CPY US) fell the most in the Russell 2000 Index, plunging 26 percent to $22.49. The operator of photo studios said sales during the first five weeks of the fourth quarter declined 14 percent from a year earlier.
Darden Restaurants Inc. (DRI US) slipped 5.7 percent to $47.54 for the second-biggest retreat in the S&P 500. The owner of Olive Garden, Red Lobster and Longhorn Steakhouse cut its 2011 sales forecast and reiterated a previous earnings estimate. Second-quarter profit from continuing operations matched the average analyst projection.
Dell Inc. (DELL US) gained 3.6 percent to $13.84 for its biggest increase since Oct. 5. Chief Executive Officer Michael Dell bought 7.37 million shares of the world’s third-largest personal-computer maker on Dec. 17, according to a regulatory filing yesterday.
Incyte Corp. (INCY US) rallied 8.2 percent, the most since May 10, to $16.43. The drugmaker said its drug for the bone-marrow disorder myelofibrosis met goals in the third and final stage of studies generally required for approval.
Ivanhoe Energy Inc. (IVAN US) rose 11 percent, the most since Oct. 29, to $2.83. The Canadian oil and natural gas producer announced a discovery at a well in China that’s being developed by its Sunwing Energy Ltd. unit. The company said it is “very pleased” with the initial gas flow rates.
Jabil Circuit Inc. (JBL US) jumped the most in the S&P 500, gaining 11 percent to $19.55. The St. Petersburg, Florida-based electronics manufacturer forecast second-quarter earnings of at least 49 cents a share, exceeding the average of analysts surveyed by Bloomberg.
LaserCard Corp. (LCRD US) surged 40 percent, the most since 1989, to $6.24. The maker of secure identification cards agreed to be bought by Assa Abloy AB for $6.25 a share, or $80 million.
Martek Biosciences Corp. (MATK US) soared 36 percent to $31.67 for the biggest advance in the Russell 2000 Index. The maker of nutritional oils for foods and baby formula agreed to be bought by Royal DSM NV (RDSMY US), for $1.09 billion. Martek shareholders will receive $31.50 a share in cash, DSM said in a statement today.
Orion Marine Group Inc. (ORN US) slumped 23 percent, the most since October 2008, to $11.30. The provider of marine construction services reduced its 2010 sales forecast, saying it expects $355 million at most.
SanDisk Corp. (SNDK US) climbed 4.9 percent to $51.64, the highest price since October 2007. The biggest maker of flash-memory cards’ Nand flash storage was raised to “outperform” from “market perform” at Raymond James & Associates.
Satyam Computer Services Ltd. (SAYCY US) jumped 9.5 percent to $2.99 for its biggest gain since Nov. 30. The software exporter embroiled in India’s biggest corporate fraud probe said it will consider relisting on the New York Stock Exchange after filing its financial accounts as per U.S. standards.
Skechers U.S.A. Inc. (SKX US) declined 7.7 percent, the most since Oct. 28, to $19.60. The maker of Shape-ups toning shoes was cut to “sell” from “buy” at Sterne Agee & Leach Inc., which lowered its share price estimate to $16 from $30.
SunTrust Banks Inc. (STI US) increased 3 percent to $27.86, the highest price since May 18. Georgia’s largest bank was rated “outperform” in new coverage by RBC Capital Markets, which said the lender is “on the road to recovery.”
Wabco Holdings Inc. (WBC US) gained 9.3 percent to $58.77 for the second-biggest increase in the Russell 1000 Index. The supplier of truck braking and suspension systems increased its fourth-quarter forecast, saying it expects earnings excluding some items of at least 88 cents a share.