Anadarko Petroleum (APC) was upgraded to buy from neutral at Citigroup. Twelve-month price target is $115. Company's first-quarter results beat expectations, and management raised production and capex guidance, Citigroup said.

Bill Barrett (BBG) was upgraded at Wells Fargo to outperform from market perform. Stock has lagged, but the company can deliver solid growth in the coming quarters, Wells Fargo said.

Continental Resources (CLR) was downgraded at Societe Generale to hold from buy. Valuation call, based on a 12-month price target of $143, Societe Generale said.

Domino's Pizza (DPZ) was downgraded to hold at TheStreet Ratings.

KBR (KBR - Get Report) was downgraded to neutral from buy at UBS. Lack of earnings visibility throughout 2014, UBS said. Twelve-month price target is $26.

Potash Corp. of Saskatchewan (POT) was upgraded to buy at TheStreet Ratings.

Charles Schwab (SCHW) was upgraded at Credit Suisse to outperform from neutral. Twelve-month price target is $32. Estimates were also increased as the company will likely return more cash to investors, Credit Suisse said.

Seattle Genetics (SGEN - Get Report) was upgraded at Bank of America/Merrill Lynch to neutral. Valuation call, based on a 12-month price target of $40, Bank of America/Merrill said.

Target (TGT - Get Report) was downgraded at MKM Partners to neutral from buy. Twelve-month price target is $63. CEO departure adds uncertainty to the thesis, MKM Partners said.

TriNet (TNET) was initiated at Jefferies with a hold rating. Well-positioned in attractive PEO end market, Jefferies said. Twelve-month price target is $23.

Valero (VLO - Get Report) was upgraded at Oppenheimer to outperform from perform. Twelve-month price targe is $70. Company is returning more cash to investors through buybacks and dividends, Oppenheimer said.

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This article was written by a staff member of TheStreet.