Shares of the following companies are having unusual moves in U.S. trading. Stock symbols are in parentheses, and prices are as of 9:45 a.m. in New York.
Advanced Micro Devices Inc. (AMD US) slumped 4.8 percent to $8.75. The second-largest maker of computer microprocessors Named Thomas Seifert as interim chief executive officer, as Dirk Meyer resigned in a mutual agreement with the board.
Amarin Corp. (AMRN US) gained 6.5 percent to $9.38. The cholesterol drug developer with no approved products will retain a financial adviser to review its alternatives and has fielded calls from more than a dozen interested parties, Chief Executive Officer Joe Zakrzewski said today in an interview.
Apollo Group Inc. (APOL US) jumped 8.4 percent to $38.97. The Phoenix-based education company said earnings in the first quarter were $1.63, surpassing the $1.35 average estimate of analysts.
ARM Holdings Plc (ARMH US) rose 2.9 percent to $23.32. The developer of semiconductors was mentioned by CNBC’s Jim Cramer as a takeover target.
The “Mad Money” host also recommended: Akamai Technologies Inc. (AKAM US), which advanced 1.2 percent to $49.39: Motricity Inc. (MOTR US) which climbed 5.5 percent to $21.31; Cirrus Logic Inc. (CRUS US), which increased 2.7 percent to $18.48; Netgear Inc. (NTGR US) which rose 1.7 percent to $36.87; and Acme Packet Inc. (APKT US), which gained 1.3 percent to $61.15.
Bank of America Corp. (BAC US) rose 1.3 percent to $14.59. The largest U.S. bank by assets was recommended by Morgan Stanley as long research tactical idea.
ClickSoftware Technologies Ltd. (CKSW US) tumbled 14 percent to $8.05. The maker of software used to schedule deliveries and maintenance online said fourth-quarter operating profit was lower than expected because of increased hiring and charges related to a customer bankruptcy.
Coeur d’Alene Mines Corp. (CDE US) climbed 6.9 percent to $26.22. The biggest U.S. silver producer was raised to “buy” from “hold” at Deutsche Bank AG.
FXCM Inc. (FXCM US) rose 2.5 percent to $13.81. The provider of currency trading on the Internet for individual investors, which went public in December, was rated “outperform” in new coverage at Credit Suisse Group AG and “overweight” at JPMorgan Chase & Co. and Barclays Plc.
Hewlett-Packard Co. (HPQ US) gained 1.3 percent to $45.43. The world’s largest computer maker was raised to “buy” from “neutral” at UBS AG.
JA Solar Holdings Co. (JASO US) increased 2.6 percent to $7.77. The Chinese maker of solar cells and modules and Canadian Solar Inc. (CSIQ US) were raised to “buy” from “hold” at Auriga Securities. Canadian Solar climbed 3.5 percent to $14.09.
SunPower Corp. (SPWRA US) was cut to “sell” from “hold” at Auriga. The stock lost 3.4 percent to $14.13.
Interactive Intelligence Inc. (ININ US) gained 19 percent to $34.87. The maker of communication software said it expects to earn at least 48 cents a share, excluding some items, in the fourth quarter, exceeding the average analyst estimate of 31 cents in a Bloomberg survey.
Lennar Corp. (LEN US) advanced 7.1 percent to $20.24. The Miami-based homebuilder reported fourth-quarter earnings that beat analyst estimates after cutting costs. Net income in the three months ended Nov. 30 was 17 cents a share excluding some items. Analysts projected earnings of about 1 cent a share, according to the average of 15 estimates compiled by Bloomberg.
NuVasive Inc. (NUVA US) gained 3.4 percent to $27.35. The maker of spinal-surgery products said its 2010 earnings topped its forecast range of $1.42 to $1.45 a share.
Sears Holdings Corp. (SHLD US) jumped 9.1 percent to $77. The largest U.S. department-store chain said it will earn $3.39 to $4.12 a share before any items for the fourth quarter. Analysts surveyed by Bloomberg had estimated profit of $3.05 on average.
Smith & Nephew Plc (SNN US) dropped 2.2 percent to $53.08. Europe’s largest maker of shoulder and knee implants was cut to “hold” from “buy” at Investec Securities.
Spectrum Control Inc. (SPEC US) lost 17 percent to $11.73. The electronic products designer and manufacturer reported a fourth quarter profit of 25 cents a share, missing the 32-cent estimate of a single analyst in a Bloomberg survey.
St. Joe Co. (JOE US) slid 5.1 percent to $21.90. The largest private landholder in northern Florida said it faces an informal inquiry by the U.S. Securities and Exchange Commission over its policies for impairing investment in real estate assets.
Stryker Corp. (SYK US) rose 6.2 percent to $58.09. The Kalamazoo, Michigan-based maker of artificial hips and knees forecast adjusted earnings in 2011 of as much as $3.73 a share, exceeding the $3.65 average estimate of analysts surveyed by Bloomberg.
Supervalu Inc. (SVU US) slid 11 percent to $7.67. The Eden Prairie, Minnesota-based grocer said it expects a fiscal 2011 adjusted profit of $1.25 to $1.35 a share. It previously forecast $1.40 to $1.60 a share. The average estimate of analysts surveyed by Bloomberg was for $1.45 a share.
Talbots Inc. (TLB US) tumbled 20 percent to $6.09. The women’s clothing retailer forecast a fourth-quarter adjusted loss of between 15 cents and 19 cents a share. On average, the analysts surveyed by Bloomberg estimated loss of 2 cents.
WD-40 Co. (WDFC US) fell 7.4 percent to $36.99. The San Diego-based maker of lubricants and hand soap reported first- quarter earnings of 53 cents a share, missing the average analyst estimate of 60 cents.
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