Analysts' Actions: Exelon, Medtronic, Potash, Southwest Airlines

NEW YORK (TheStreet) -- RATINGS CHANGES

NOW (DNOW) was initiated at Barclays with an equal-weight rating. Offers leverage to the upcycle in capital spending in the industry, Barclays said. Twelve-month price target is $33.

Exelon (EXC) was upgraded at Jefferies to buy from hold. Valuation call, with 12-month price target of $42.50, Jefferies said.

Medtronic (MDT) was upgraded at RBC Capital to outperform from sector perform. Twelve-month price target is $73. Covidien (COV) deal makes both financial and strategic sense, RBC Capital said.

Public Service Enterprise Group (PEG) was upgraded at Jefferies to buy from hold. Driven by improving commodity outlook for forward power prices, Jefferies said. Twelve-month price target is $44.

Potash (POT) was downgraded to hold at TheStreet Ratings.

Southwest Airlines (LUV) was upgraded at Stifel Nicolaus to buy from hold. Twelve-month price target is $30. Recent industry pullback has created a buying opportunity, Stifel Nicolaus said.

JTH Holding (TAX) was upgraded to buy at TheStreet Ratings.

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