Analyst Upgrades

• BMO Capital upgraded Concho (CXO) to outperform from market perform and has a $73 price target on the stock. The firm cites valuation and sustainable growth for the upgrade.
• Sterne Agee upgraded City Holding (CHCO) to buy from neutral based on valuation. The firm has a $34 target on the stock.
• UBS upgraded Werner Enterprises (WERN) to neutral from sell based on valuation. The firm raised its price target to $21.50 from $21.
• Nvidia (NVDA) was upgraded to equal weight from underweight at Morgan Stanley.
• Colfax (CFX) was upgraded to neutral from underperform at BofA/Merrill.
• Camden Property (CPT) was upgraded to top pick from outperform at RBC Capital.

MOST NOTEWORTHY: Pioneer Natural, Genomic Health and Alphatec were today's noteworthy upgrades:

• Citigroup upgraded shares of Pioneer Natural Resources Company (NYSE: PXD) to Buy from Hold on valuation following the recent weakness.
• Genomic Health Inc (NASDAQ: GHDX) was raised to Outperform from Sector Perform at RBC Capital, as they believe momentum for the company's Oncotype Dx test is building based on inclusion in new clinical guidelines and expanded reimbursement.
• Alphatec Holdings Inc (NASDAQ: ATEC) was upgraded to Buy from Source of Funds at Think Equity, citing the new CEO's efforts to overhaul the company, which has positioned it for growth.

OTHER UPGRADES:

• Intercontinental Exchange Inc (NYSE: ICE) was added to JP Morgan's Focus List.
• Banc of America upgraded Sirona Dental Systems Inc (NASDAQ: SIRO) to Buy from Neutral.
• Baird upgraded CommVault Systems Inc (NASDAQ: CVLT) to Outperform from Neutral.