MOST NOTEWORTHY: Taser Int'l (TASR), Motorola (MOT), Advantest (ATE), STMicroelectronics (STM) and Joy Global (JOYG) were today's noteworthy upgrades:
- Merriman upgraded shares of Taser Int'l (NASDAQ: TASR) to Buy from Hold on valuation following the 25% decline in price since late July, accelerating law enforcement demand and upside potential from the recently launched personal TASER C2.
- Lehman upgraded shares of Motorola (NYSE: MOT) to Overweight from Equal Weight as they believe increased production and opex progress in Q3 could signal a turnaround at the company's phone unit.
- Jefferies upgraded Advantest (NYSE: ATE) to Hold from Underperform on valuation.
- STMicroelectronics (NYSE: STM) was upgraded to Market Perform from Underperform on valuation at Bernstein.
- Stifel upgraded shares of Joy Global (NASDAQ: JOYG) to Buy from Hold following the in line Q3 report as they believe bad news is reflected in valuation...
OTHER UPGRADES:
- Idacorp (NYSE: IDA) was upgraded to Market Perform from Under Perform at Wachovia.
- UBS upgraded TDK Corp (NYSE: TDK) to Neutral from Sell.
- Wedbush raised Big Lots (NYSE: BIG) to Buy from Hold, with a $35 target, and DSW Inc. (NYSE: DSW) to Hold from Sell, with a $29 target.
- LabCorp (NYSE: LH) was upgraded to Outperform from Neutral at Cowen.
Analyst summaries provided by TheFlyOnTheWall.com (subscription required). 
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