Analyst Upgrades

• Goldman upgraded Eaton (ETN) to conviction buy from neutral.
• AECOM Technology (ACM) was upgraded to outperform from neutral at Macquarie.
• Piper Jaffray upgraded Hologic (HOLX), Gen-Probe (GPRO) and Qiagen (QGEN) to overweight from neutral.
• GeoMet (GMET) was upgraded to accumulate from neutral at Global Hunter.
• Accretive Health (AH) was upgraded to outperform from neutral at RW Baird.
• Morgan Stanley upgraded Reinsurance Group (RGA) to overweight from equal weight.
• BofA/Merrill upgraded Clearwire (CLWR) to neutral from underperform.

Analyst Upgrades

• BMO Capital upgraded Church & Dwight (CHD) to outperform from market perform with a $75 price target, citing valuation.
• JPMorgan upgraded Men's Wearhouse (MW) to overweight from neutral with a $25 price target. The firm cites valuation and expectations for margin expansion for the upgrade.
• Longbow upgraded Greenbrier (GBX) to buy from neutral and has a $15 target on the stock. The firm's checks indicate demand is tightening for intermodal railcars.
• Sunpower (SPWRA) was upgraded to buy from hold at Soleil.
• Tesoro (TSO) was upgraded to outperform from sector perform at RBC Capital.

Analyst Upgrades

• BofA/Merrill upgraded Eastman Chemical (EMN) to buy from neutral and raised its target to $82 from $80. The analyst upgraded shares based on valuation and expectations for strong earnings from fibers and performance chemicals.
• Bernstein upgraded Hershey (HSY) to market perform from underperform based on strong near-term category growth.
• Janney Montgomery upgraded Actuant (ATU) to buy from neutral with a $25 price target following the company's Q3 results.
• Infinera (INFN) was upgraded to buy from hold at Stifel Nicolaus.
• CTC Media (CTCM) was upgraded to buy from neutral at UBS.
• Williams (WMB) was upgraded to conviction buy from buy at Goldman.

Analyst Upgrades

• SunTrust upgraded Anadarko Petroleum (APC) to buy from neutral. The firm believes weakness related to the oil spill disaster is overdone and is a buying opportunity. The firm set an $82 price target on the stock.
• JPMorgan upgraded NII Holdings (NIHD) to overweight from neutral following the company's Q1 results. The firm has a $55 price target on the stock.
• Keefe Bruyette upgraded Columbia Banking (COLB) to outperform from market perform following the company's secondary offering due to valuation. The firm has a $30 price target on the stock.
• Clean Harbors (CLH) was upgraded to outperform from neutral at Credit Suisse.
• Pinnacle Entertainment (PNK) was upgraded to buy from neutral at Janney Montgomery.
• Digital River (DRIV) was upgraded to overweight from equal weight at First Analysis.

Analyst upgrades:

• Keefe Bruyette upgraded Affiliated Managers Group (NYSE: AMG) to Market Perform from Outperform to reflect the rebound in equity and fixed income markets as well as an attractive risk/reward profile. The firm raised its target on shares to $72 from $61.
• Jefferies upgraded AGCO Corp. (NYSE: AGCO) to Buy from Hold as it believes equipment sales in Brazil are holding up better than expected and farm stimulus should set a floor in sales. The firm raised its target on shares to $36 from $25.
• Deutsche Bank upgraded ArcelorMittal (NYSE: MT) to Buy from Hold to reflect reduced balance sheet risk and a more positive view on the steel sector. The raised its target on shares to $42 from $23
• Yahoo! (NASDAQ: YHOO) was upgraded to Buy from Hold at Citigroup.
• Synovus (NYSE: SNV) was raised to Buy from Neutral at SunTrust.
• First American (NYSE: FAF) was lifted to Overweight from Equal Weight at Stephens.