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.
American International Group Inc. (AIG) fell 3.9 percent to $28.31, the lowest price since Feb. 23. The U.S. Treasury Department said it agreed to sell 206.9 million shares of the insurer that was rescued in 2008 for $29 each.
Amag Pharmaceuticals Inc. (AMAG) rose 11 percent, the most since Nov. 4, to $16.65. The Lexington, Massachusetts-based pharmaceutical company met the primary endpoints in a Phase III clinical trial testing its Feraheme drug to treat iron deficiency anemia.
Aruba Networks Inc. (ARUN) gained 4.6 percent, the most since Jan. 19, to $22.28. The builder of wireless networks was upgraded to outperform from market perform at William Blair & Co., meaning the shares are expected to outperform the broader market over the next 12 months.
Coach Inc. (COH) rose 4.6 percent to $76.79, the highest intraday since its initial public offering in October 2000. The largest U.S. luxury handbag maker said its business continues to be “strong” in China and sales are maintaining momentum. Analysts’ estimates are likely to increase because of a boost in revenue and gross margins, Stifel Nicolaus & Co. said in a note.
Crown Castle International Corp. (CCI) rose 2.2 percent to $53.74, the highest price since it went public in 1998. The supplier of infrastructure for wireless communications was selected to replace Constellation Energy Group Inc. (CEG) in the Standard & Poor’s 500 Index.
Dendreon Corp. (DNDN) fell the most in the Russell 1000 Index, tumbling 6.9 percent to $10.12. The maker of the prostate-cancer drug Provenge dropped after Johnson & Johnson (JNJ) said its rival product Zytiga performed better than a placebo in a trial.
Flotek Industries Inc. (FTK) increased 9.2 percent, the most since Jan. 4, to $12.06. The maker of equipment for the oilfield services industry reported fourth-quarter earnings of 20 cents a share, beating the 17 cent average of two analyst estimates, data compiled by Bloomberg show.
Hot Topic Inc. (HOTT) rose 12 percent to $9.86, the highest price since May 2009. The teen retailer forecast first- quarter earnings will be 2 cents to 5 cents a share, compared with the average analyst estimate for a loss of 1 cent per share.
Kratos Defense & Security Solutions Inc. (KTOS) climbed 13 percent, the most since Dec. 1, to $6.69. The defense contractor and security systems provider reported fourth-quarter earnings excluding some items of 17 cents a share, exceeding the average analyst estimate of 13 cents, according to data compiled by Bloomberg.
McDonald’s Corp. (MCD) fell 3.2 percent to $96.96 for the biggest drop in the Dow Jones Industrial Average. The world’s largest restaurant chain said sales at stores open at least 13 months rose 7.5 percent worldwide last month, trailing analysts’ estimates for a gain of 8.2 percent as consumers cut spending in Europe.
Mueller Water Products Inc. (MWA) climbed 21 percent, the most since March 2009, to $3.45. The maker of pipes and valves for water distribution and treatment centers agreed to sell its U.S. pipe business for $89.8 million.
Sprint Nextel Corp. (S) rallied 7 percent, the biggest gain in the Standard & Poor’s 500 Index, to $2.60. An analyst at Wells Fargo & Co. said the third-largest U.S. wireless operator had taken advantage of recent mobile data moves at AT&T Inc. and struggles at T-Mobile USA to gain their subscribers.
Williams-Sonoma Inc. (WSM) slumped 5.9 percent, the most since Jan. 12, to $35.62. The gourmet-cookware retailer forecast first-quarter earnings excluding some items of no more than 32 cents a share, missing the average analyst estimate by 1 cent.
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