Jazz Technologies (AMEX: JAZ) is up 77% on a buyout by Tower Semiconductor.

China Sunergy (NASDAQ: CSUN) is up over 6% on strong earnings.

Amkor (NASDAQ: AMKR) is up almost 6% after announcing that it CFO would speak at a large investor conference.

Thornburg Mortgage (NYSE: TMA) is off 8% on news that its will have a sharp loss for the last quarter.

Douglas A. McIntyre is an editor at 247wallst.com.

MOST NOTEWORTHY: Lowe's (LOW), Cooper Tire & Rubber (CTB), Campbell Soup (CPB), Reuters Group (RTRSY) and Netease.com (NTES) were today's noteworthy upgrades:

• JP Morgan upgraded Lowe's (NYSE: LOW) to Overweight from Neutral based on improved risk/return and conservative near-term estimates. UBS upgraded Lowe's to Buy from sell on valuation.

• Cooper Tire & Rubber (NYSE: CTB) was upgraded to Buy from Sell, as the firm thinks Copper is benefiting from surging demand for tires in Asia and considers the recent weakness a buying opportunity.

• UBS upgraded shares of Campbell Soup (NYSE: CPB) to Buy from Neutral, citing expected growth acceleration, productivity savings, and attractive valuation.

• Deutsche Bank is positive on the Thomson (TOC)-Reuters combination and expected synergies, upgrading Reuters Group (NASDAQ: RTRSY) to Buy from Hold.

• Netease.com (NASDAQ: NTES) was upgraded to Positive from Neutral at Susquehanna based on valuation and checks that indicate better than expected performance of Westward Journey Online III...

OTHER UPGRADES:

• Georgia Gulf (NYSE: GGC) was raised to Neutral from Sell.

• US Airways (NYSE: LCC) was upgraded to Buy from Neutral.

• Banc of America upgraded Glu Mobile (NASDAQ: GLUU) to Buy from Neutral.

• Think Equity upgraded Jazz Technologies (AMEX: JAZ) to Buy from Source of Funds.

Analyst summaries provided by TheFlyOnTheWall.com (subscription required).

MOST NOTEWORTHY: The educational services industry, the Latin American airlines sector, Asta Funding Inc (NASDAQ: ASFI) and Chipotle Mexican Grill Inc (NYSE: CMG) were today's noteworthy initiations:

• William Blair assumed coverage of Apollo Group Inc (NASDAQ: APOL) and Strayer Education Inc (NASDAQ: STRA) with Outperform ratings and Career Education Corporation (NASDAQ: CECO) with a Market Perform rating. The broker also assumed coverage and downgraded DeVry Inc (NYSE: DV) to Market Perform from Outperform.
  
• Goldman Sachs initiated coverage on Copa Holdings (NYSE: CPA) with a Buy rating and $88 target, GOL Linhas Aereas Inteligentes SA (NYSE: GOL) and TAM SA (NYSE: TAM) with Neutral ratings and Lan Airlines SA (NYSE: LFL) with a Sell rating and $93 target; Lan Airlines was also initiated at Morgan Stanley with an Overweight rating and $105 target.
  
• Asta Funding was initiated at Kaufman Brothers with a Buy rating and $55 target. The firm believes the company should grow earnings at a midpoint of 20% over time, with near-term growth at 15% and longer-term growth at 20%-25%.
  
• Citigroup initiated shares of Chipotle Mexican Grill with a Buy rating and $100 target, as the firm expects the company will see unit growth at a rate in the high-teens while experiencing above-average SSS and some margin expansion.

OTHER INITIATIONS:

• BMO Capital initiated shares of CDC Corp (NASDAQ: CHINA) with a Market Perform rating and $11 target.
  
• Jazz Technologies Inc (NYSE: JAZ) was initiated with a Buy rating and $5 target at Wedbush Morgan Securities.
  
• Calyon Securities initiated shares of Pinnacle Entertainment Inc (NYSE: PNK) with an Add rating and $32 target.
• Luminex Corporation (NASDAQ: LMNX) was initiated with a Buy rating at Pacific Growth Equities.