Nov. 5 (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.

Chipmakers surged after the Semiconductor Industry Association said global sales will grow 10.2 percent next year and 8.4 percent in 2011. It also forecast sales will drop 11.6 percent in 2009, less than the 21 percent slide it predicted in June.

Intel Corp. (INTC US), the world’s biggest computer-chip maker, gained 1.6 percent to $18.89. Micron Technology Inc. (MU US) added 7.6 percent to $7.24. Applied Materials Inc. (AMAT US) advanced 3.9 percent to $12.40.

Aeropostale Inc. (ARO US) tumbled 12 percent, the most since Dec. 1, to $33.47. The retailer with more than 900 locations said sales at U.S. stores open at least a year rose 3 percent in October, trailing the 14 percent average of analysts’ estimates compiled by Retail Metrics Inc.

Ambac Financial Group Inc. (ABK US) dropped 20 percent, the most since Aug. 7, to $1.20. The world’s second-largest bond insurer’s bond-insurance unit may be placed into receivership, leaving no value for company’s shareholders, as the minimum surplus it’s required to maintain dwindles, JPMorgan Chase & Co. said in a report today.

Amdocs Ltd. (DOX US) rose 9.3 percent, the most since April 2008, to $26.74. The world’s largest provider of billing and customer-service software reported earnings of 53 cents a share, 12 percent more than the average analyst estimate in a Bloomberg survey.

American Eagle Outfitters Inc. (AEO US) fell 12 percent, the most since June 2008, to $15.79. The Pittsburgh-based clothing retailer said it will have adjusted third-quarter earnings of no more than 21 cents per share, less than the average analyst estimate of 22 cents in a Bloomberg Survey.

Andersons Inc. (ANDE US) dropped 15 percent, the most since November 2008, to $25.37. The grain marketer reported a third- quarter profit excluding some items of 7 cents a share, 80 percent less than the average analyst estimate a Bloomberg survey.

Ansys Inc. (ANSS US) dropped 4.1 percent to $39.78, the lowest price since Oct. 7. The Canonsburg, Pennsylvania-based software developer projected fourth-quarter earnings between 47 and 49 cents per share, compared with the average analyst estimate of 49 cents in a Bloomberg survey.

Bristow Group Inc. (BRS US) surged 14 percent, the most since December, to $33.91. The provider of helicopter flights to offshore oil rigs reported earnings of 83 cents a share, 26 percent more than the average analyst estimate in a Bloomberg survey.

CareFusion Corp. (CFN US) climbed 6.4 percent to $23.99, the highest price since it went public in August. The unit of Cardinal Health Inc. (CAH US) spun off earlier this year reported adjusted first-quarter earnings of 39 cents a share, higher than the average analyst estimate of 26 cents in a Bloomberg survey. The company also raised its 2010 earnings forecast.

Childrens Place Retail Stores Inc. (PLCE US) gained 7.4 percent, the most since July 30, to $34.79. The Secaucus, New Jersey-based chain of more than 900 shops said it will have third-quarter earnings between $1.35 and $1.39 a share, more than the average analyst estimate of 97 cents in a Bloomberg survey.

Cisco Systems Inc. (CSCO US) added 2.8 percent to $23.93, the biggest gain since Sept. 28. The largest maker of networking equipment reported profit that topped analysts’ estimates after the company curtailed hiring, shuttered offices and cut travel costs. Cisco also announced plans to expand its stock buyback program by $10 billion.

CTC Media Inc. (CTCM US) climbed 4.1 percent to $16.72, gaining for a second day. The owner of Russia’s fourth-biggest television network said third-quarter net income attributable to shareholders rose to $25.9 million from $21 million in the year- earlier period.

CVS Caremark Corp. (CVS US) plunged the most in the Standard & Poor’s 500 Index, sliding 20 percent to $28.87. The drugstore chain with more than 7,000 U.S. stores is the target of an investigation by the U.S. Federal Trade Commission, which is probing some business practices of the company, Chief Financial Officer David Rickard said in an e-mailed statement. Earlier the company said its unit for managing pharmacy benefits lost $3.7 billion in contracts in the third quarter and forecast narrower margins next year.

Dynegy Inc. (DYN US) climbed 9.6 percent, the most since Aug. 10, to $2.05. The Houston-based power producer reported third-quarter earnings of 27 cents per share excluding certain items, beating the average analyst estimate of 3 cents.

EMS Technologies Inc. (ELMG US) slid 23 percent, the steepest drop since September 2002, to $13.18. The provider of wireless communication equipment reported third-quarter earnings of 38 cents a share, 9.5 percent less than the average analyst estimate in a Bloomberg survey.

Fuel Systems Solutions Inc. (FSYS US) gained 31 percent, the most since May 8, to $44.31. The provider of alternative fuel systems said it earned 77 cents a share in the third quarter, excluding some items, 79 percent more than the average estimate of analysts surveyed by Bloomberg. The company also raised its 2009 sales forecast to as much as $425 million, more than the $377 million average estimate of analysts.

Gibraltar Industries Inc. (ROCK US) soared 23 percent, the most since March 26, to $14.06. The maker of metal parts for buildings and cars said it had earnings of 28 cents a share, 54 percent greater than the average analyst estimate in a Bloomberg survey.

Graphic Packaging Holding Corp. (GPK US) rose 3.8 percent to $2.73, the highest price since Oct. 20. The company which supplies cartons to Kraft Foods Inc. and General Mills Inc. reported adjusted third-quarter earnings of 3 cents per share and sales of $1.05 billion, after a loss a year earlier.

IMS Health Inc. (RX US) surged 23 percent to $20.73 for the biggest gain in the S&P 500. The provider of prescription data to drugmakers and analysts, agreed to sell itself to investment funds managed by TPG Capital and the CPP Investment Board for $22 a share, or about $5.2 billion.

J.C. Penney Co. (JCP US) fell 5.5 percent, the most since Aug. 14, to $30.32. The third-largest U.S. department-store chain said third-quarter earnings were 10 to 11 cents a share. Analysts surveyed by Bloomberg estimated average profit of 11 cents.

Lakes Entertainment Inc. (LACO US) increased 18 percent, the most since May 5, to $3.35. The casino developer said it had adjusted earnings of 18 cents a share, beating the average analyst estimate of 3 cents in a Bloomberg survey.

Lamar Advertising Co. (LAMR US) climbed 15 percent, the most since May 7, to $28.80. The U.S. billboard owner reported an adjusted third-quarter loss of 8 cents per share, narrower than the average analyst estimate of a 17 cent loss in a Bloomberg survey. The company also forecast fourth-quarter sales of $257 million, exceeding the average analyst prediction of $251.9 million.

Medtronic Inc. (MDT US) advanced 5.1 percent, the most since May 7, to $38.42. The world’s largest maker of heart- rhythm devices was raised to “outperform” from “neutral” at Credit Suisse Group AG.

MetroPCS Communications Inc. (PCS US) slumped 9.2 percent to $6.01, the lowest price since its initial public offering in April 2007. The pay-as-you-go mobile-phone carrier lowered its forecast for subscriber additions in 2009, blaming the economy and intensifying competition.

Microchip Technology Inc. (MCHP US) gained 3.9 percent, the most since June 2009, to $25.37. The maker of semiconductors forecast third-quarter earnings excluding some items of at least 33 cents a share. Analysts surveyed by Bloomberg estimated profit of 27 cents on average.

Pioneer Drilling Co. (PDC US) gained 7.4 percent to $7.37, the third advance in four days. The San Antonio-based natural- gas driller reported a third-quarter loss of 18 cents a share, 17 percent narrower than the average loss estimated by analysts in a Bloomberg survey.

Protective Life Corp. (PL US) lost 7.4 percent, the most since May 13, to $15.80. The insurer that abandoned plans to win federal bailout funds reported third-quarter earnings of 55 cents a share, 28 percent lower than the average analyst estimate of 76 cents in a Bloomberg survey.

Sanmina-SCI Corp. (SANM US) soared 27 percent, the most since November 2008, to $8.45. The maker of computers and phones said that it expects to earn at least 10 cents a share in the fiscal first quarter, excluding some items. Analysts, on average, estimated a loss of 2 cents, according to a Bloomberg survey.

Smith Micro Software Inc. (SMSI US) dropped the most in the Russell 2000 Index, tumbling 23 percent to $6.99. The communications-software provider for wireless carriers and phone makers reduced its 2009 sales forecast, projecting revenue of as little as $105 million, less than the $112 million average estimate of analysts surveyed by Bloomberg.

SunPower Corp. (SPWRA US) gained 5.3 percent to $26.65, the biggest advance since Oct. 19. The second-biggest U.S. supplier of solar modules was upgraded to “buy” from “hold” and its share price estimate raised to $31 from $28 at Deutsche Bank, which said SunPower’s “products, systems business and market strategy will enable the company to outgrow the market.”

SXC Health Solutions Corp. (SXCI US) climbed 2.3 percent to $47.81, the third gain this week. The pharmacy-benefits management company reported adjusted third-quarter earnings of 47 cents per share, 22 percent better than the average analyst estimate of 38 cents in a Bloomberg survey.

Whole Foods Market Inc. (WFMI US) dropped 15 percent, the most since November 2006, to $27.10. The largest natural-food grocer forecast full-year earnings of $1.10 a share at most, trailing the average estimate of $1.11 from analysts in a Bloomberg survey.

To contact the reporter on this story: Mary Childs in New York at mchilds4@bloomberg.net.

Last Updated: November 5, 2009 16:58 EST