Shares of the following companies may have-unusual moves in U.S. trading. Stock symbols are in parentheses, and prices are as of 8:15 a.m. in New York.
International Business Machines Corp. (IBM) declined 1.1 percent to $157.31. The computer services company was cut to “market perform” from “outperform” at Sanford C. Bernstein & Co.
Las Vegas Sands Corp. (LVS) : The casino company was cut to “hold” from “buy” at Argus Research Corp.
Morton’s Restaurant Group Inc. (MRT) : The Chicago-based steakhouse chain said it’s exploring strategic alternatives, including a potential sale.
Nvidia Corp. (NVDA) : The maker of three dimensional graphics processors said Chief Financial Officer David White resigned for personal reasons.
Rambus Inc. (RMBS) rose 7.9 percent to $20.25. The company that sells technology used in computer memory renewed its five-year agreement with Toshiba Corp. Rambus receives royalty payments based on shipments in the agreement, which covers DRAM memory controllers.
Rue21 Inc. (RUE) : The teen retailer said first-quarter earnings will be 27 cents to 29 cents a share, compared with the average estimate of 29 cents, according to Bloomberg data.
Universal Display Corp. (PANL) rallied 7.4 percent to $41.00. The developer of technologies used in flat panels posted fourth-quarter revenue that exceeded the average forecast of analysts surveyed by Bloomberg.
Vera Bradley Inc. (VRA) : The maker of women’s handbags reported fourth-quarter earnings per share that exceeded the average analyst estimate by 43 percent, on an adjusted basis, according to data compiled by Bloomberg.
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