MOST NOTEWORTHY: Novartis, Waste Systems, AirMedia Group, and PAETEC Holding were today's noteworthy initiations:

• Novartis (NYSE: NVS) was initated with a Neutral at Cowen, which cited the company's upcoming patent expirations.
  
• Gabelli initiated Waste Systems (NASDAQ: WSII) with a Buy, as it believes consolidated operations in Florida, increased waste internalization, and continued price increases, should lead to expanding EBIT margins.
  
• Oppenheimer initiated AirMedia Group (NASDAQ: AMCN) with an Outperform, as it believes that the Beijing Olympics will help the company acheive better than expected earnings.
  
• Deutsche Bank initiated PAETEC Holding (NASDAQ: PAET) with a Buy, as the firm believes PATEC is well-positioned to benefit from improving industry conditions.

OTHER INITIATIONS:

• Wachovia started Seaspan (NYSE: SSW) with a Market Perform.
• Needham initiated Memsic (NASDAQ: MEMS) with a Buy.
• Oppenheimer started Intellon (NASDAQ: ITLN) with an Outperform.
• Morgan Stanley initiated Dice Holdings (NYSE: DHX) with an Equal Weight.

If you've traveled to China, you've seen the digital TV screens in airplanes and airports. For the most part, it's AirMedia Group that operates the network, which includes more than 18,000 screens.

Now, the company has filed to go public.

In fact, AirMedia controls more than 95% of the digital TV screens for the 15 largest airports in China. And there are deals with nine airlines, which include the three largest in China (China Southern Airlines, China Eastern Airlines and Air China).

Basically, AirMedia blends advertising content with regular programming, such as news, weather, sports and so on. Although, the advertising portion is about 25 minutes for each hour block.