Analyst Upgrades

• JMP Securities upgraded Hewlett-Packard (HPQ) to outperform from market perform based on valuation and checks that indicate strength in enterprise PCs, high growth geographies and light laptops. The firm has a $50 target on the stock.
• RBC Capital upgraded Rio Tinto (RTP) to outperform from sector perform, citing the company's improving growth plans and attractive risk profile.
• Goldman upgraded FormFactor (FORM) to neutral from sell, but lowered its price target to $6 from $10. The firm cites valuation for the upgrade.
• MCG Capital (MCGC) was upgraded to outperform from market perform at FBR Capital.
• CRH (CRH) was upgraded to neutral from underweight at JPMorgan.
• Melco Crown (MPEL) was upgraded to overweight from equal weight at Morgan Stanley.

Analyst upgrades:

• Deutsche Bank upgraded Cemex (NYSE: CX) to Buy from Hold on decreased dilution risk following the company's successful refinancing and raised its target on shares to $15 from $11.20.
• Rochdale upgraded Wal-Mart (NYSE: WMT) to Buy from Neutral and raised its target to $65. The firm is positive on Wal-Mart's defensive characteristics, cyclical upside, and competitive position.
• JPMorgan upgraded Gartner Group (NYSE: IT) to Overweight from Neutral to reflect stabilization in IT industry spending and the stock's attractive valuation. The firm has a $23 price target on the stock.
• Cavium Networks (NASDAQ: CAVM) was upgraded to Overweight from Equal Weight at Barclays.
• Borg-Warner (NYSE: BWA) was upgraded to Buy from Neutral at BofA/Merrill.
• Nanometrics (NASDAQ: NANO) was upgraded to Outperform from Perform at Oppenheimer.

Wall Street's equity market offers a modest plate this week, with three IPOs and four Secondaries on the docket.

Those deals tentatively scheduled to price include:

IPOs:

Tuesday

• Aldabra 2 Acquisition (ALL.U), a 30M-share IPO for this business finance company. Lazard is the lead manager. Filing price: $10.00
• Sterlite Industries (SLT), a 125M-share IPO for this India-based metals company. Merrill Lynch, Morgan Stanley and Citigroup are the lead managers. Filing price: $13.85.

Thursday

• Care Investment Trust (CRE), an 18.75M-share IPO for this business finance company. Credit Suisse and Merrill Lynch are the lead managers. Filing range: $15.00-$17.00.