Analyst Upgrades

• Macquarie upgraded Intel (INTC) to outperform from neutral and Advanced Micro (AMD) to neutral from underperform.
• Pfizer (PFE) was upgraded to outperform from market perform at Bernstein.
• Capstead Mortgage (CMO) was upgraded to outperform from market perform at FBR Capital.
• Oppenheimer upgraded Halliburton (HAL) to outperform from perform.
• Gilead (GILD) was upgraded to outperform from sector perform at RBC Capital.
• Skilled Healthcare (SKH) was upgraded to outperform from market perform at JMP Securities.
• Citigroup upgraded CapitalSource (CSE) to buy from hold.

After an excruciating dry spell, the IPO market is ready for lots of action this week. It looks like the equities markets are finally recovering from the financial implosion that began last September.

So, here's a look at some noteworthy deals:

A123 Systems: The company develops rechargeable lithium-ion batteries, allowing for cleaner and more efficient energy. As a testament to its technology, the company recently received a $249 million grant from the federal government. Marquee investors include General Electric (NYSE: GE), Qualcomm (NASDAQ: QCOM), and Motorola (NYSE: MOT).