Sept. 29 (Bloomberg) -- 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 Greetings Corp. (AM US) fell 9.2 percent, the most since May 2009, to $18.76. The second-largest U.S. maker of greeting cards posted second-quarter adjusted per-share earnings of 29 cents, which missed the 38 cents estimated by analysts. Second-quarter revenue was $342.8 million, compared with the $357 million estimated by one analyst surveyed by Bloomberg.
Atheros Communications Inc. (ATHR US) dropped 4.8 percent to $26.66 for the fourth-biggest retreat in the Russell 1000 Index. The maker of chips for use in Wi-Fi networks fell after client Nintendo Co. (7974 JP) said it will introduce a new hand-held machine in February, missing the year-end holiday season.
AU Optronics Corp. (AUO US) rose 7 percent, the most since Jan. 4, to $10.67. The Economic Daily News reported the company’s subsidiary Cando Corp. may get orders for a new version of Apple Inc.’s iPhones.
EQT Corp. (EQT US) gained 4.6 percent, the most since Aug. 2, to $35.98. The oil and natural gas producer said two Pennsylvania wells in the Marcellus Shale formation produced “exceptional” results.
FalconStor Software Inc. (FALC US) fell the most in the Russell 2000 Index, plunging 22 percent to $3.15. The Melville, New York-based maker of data-protection software said Chief Executive Officer and Chairman ReiJane Huai resigned after disclosing that certain improper payments were allegedly made in connection with the company’s contract with one customer.
Family Dollar Stores Inc. (FDO US) rose 1.6 percent to $44.05, the highest price since at least 1980. The discount retailer said it may buy back up to $750 million in shares, and said its first-quarter 2011 per-share earnings will be 55 cents to 60 cents. Analysts estimate 57 cents a share for the first quarter.
Green Mountain Coffee Roasters Inc. (GMCR US) fell 16 percent to $31.06 for the biggest retreat in the Russell 1000 Index. The maker of coffee and Keurig brewing machines said the Securities and Exchange Commission is conducting an inquiry and requested documents that may be related to the company’s “revenue recognition practices” and its relationship with a vendor.
Hewlett-Packard Co. (HPQ US) had the second-biggest gain in the Dow Jones Industrial Average, rising 2.2 percent to $42.53. The world’s largest computer maker expects 2011 earnings excluding costs of $5.05 to $5.15 a share on sales of $131.5 billion to $133.5 billion, interim Chief Executive Officer Cathie Lesjak said at an investor meeting. Analysts had predicted sales of $131.7 billion and earnings of $5.01 a share, according to a Bloomberg survey.
Keithley Instruments Inc. (KEI US) had the biggest gain in the Russell 2000 Index, surging 73 percent to $21.45. The maker of electronic instruments used by researchers agreed to be bought by Danaher Corp. (DHR US) for about $300 million, or $21.60 a share.
ModusLink Global Solutions Inc. (MLNK US) sank 14 percent the most since December 2008, to $6.23. The supply-chain management firm said its fourth-quarter loss from continuing operations widened to 58 cents a share from a loss of 9 cents a share a year earlier.
Oclaro Inc. (OCLR US) rose 10 percent to $16.36, the highest price since October 2007. The maker of optical products for use in telecommunications and aerospace had its share-price estimate increased to $25 from $17 at Miller Tabak & Co.
Sealy Corp. (ZZ US) slid 12 percent, the most since May 2009, to $2.46. The world’s largest bedding manufacturer reported third-quarter sales of $346.2 million, missing the average analyst estimate by 4.9 percent, according to Bloomberg data.
Trina Solar Ltd. (TSL US) jumped 5 percent to $28.88, the highest price since Jan. 13. Wells Fargo Securities LLC raised earnings estimates and the valuation range on the Chinese maker of solar modules, which was named Long Research Tactical Idea at Morgan Stanley yesterday.
Thor Industries Inc. (THO US) rose the most in the Russell 1000 Index, jumping 14 percent to $32.95. The recreational vehicle maker posted fourth-quarter profit excluding some items of 71 cents a share, beating the average analyst estimate by 14 percent, according to Bloomberg data.
Urban Outfitters Inc. (URBN US) fell 8.4 percent, the most since December 2008, to $31.96. The clothing and housewares retailer fell Hennes & Mauritz AB, owner of the H&M clothing stores, reported lower-than-expected profit.
Voltaire Ltd. (VOLT US) rose 3.1 percent to $5.98, the highest price since April 26. The Israeli software developer of grid computing systems for data centers may be acquired by International Business Machines Corp., the Israeli business daily Globes reported.
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