National Oilwell Varco ( NOV) was upgraded at Societe Generale from Hold to Buy. $85 price target. Stock has underperformed its peers of late, Societe Generale said.

Onyx Pharmaceuticals ( ONXX) was initiated with an Outperform rating at Bernstein. $74 price target. Carfilzomib should ultimately help drive the company toward profitability, Bernstein said.

PPG Industries ( PPG) was upgraded from Neutral to Buy at Bank of America/Merrill Lynch. $115 price target. Stock has pulled back, and the company should see lower raw material costs, BofA/Merrill said.

RailAmerica ( RA) was downgraded at JP Morgan from Overweight to Neutral. $26 price target. Valuation call, as the stock is already up 61% on the year, JP Morgan said.

Westlake Chemical ( WLK) was upgraded to Neutral from Sell at UBS. $54 price target. Stock is now near its fair price, UBS said.

Watson Pharmaceuticals ( WPI) was upgraded at Wells Fargo from Market Perform to Outperform. Actavis acquisition should create higher earnings power, Wells said.

STOCK COMMENTS / EPS CHANGES

American Eagle ( AEO) numbers were increased at Piper Jaffray. Company boosted its guidance, Piper Jaffray said. Overweight rating and new $24 price target.

BlackRock ( BLK) numbers were lowered at Citigroup. Shares are now seen reaching $180. Estimates were also lowered as secondary absorbed significant demand and few near-term catalysts, Citi said.

Capital One ( COF) was added to Select List at Stifel Nicolaus. Acquisitions should help boost growth, Stifel Nicolaus said. $71 price target.

Eaton Vance ( EV) numbers were cut at BMO. Estimates were reduced through 2013. Company is leveraged to weaker equity market performance, BMO said. Market Perform rating.

Genesco ( GCO) estimates, price target were raised at Sterne Agee. Estimates were boosted through 2014. Company is seeing favorable sales trends, Sterne Agee said. Buy rating and new $85 price target.

Hewlett-Packard ( HPQ) numbers were raised at Sterne Agee. Shares are now seen reaching $33. Estimates were also increased, as management appears to be turning the business around, Sterne Agee said. Buy rating.

Newmont Mining ( NEM) numbers were lowered at Jefferies. Shares are now seen reaching $46. Estimates were also lowered on skepticism over growth projects, Jefferies said. Hold rating.

NetApp ( NTAP) estimates, price target were reduced at Credit Suisse. Shares are now seen reaching $30. Estimates were also cut, given the company's new guidance, Credit Suisse said. Neutral rating.

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