NEW YORK (TheStreet) -- RATINGS CHANGES

American Electric (AEP) - Get Report was downgraded at Wells Fargo to market perform from outperform. Valuation call, as the stock has returned 15% over the past six weeks, Wells Fargo said.

Ansys (ANSS) - Get Report was downgraded at Benchmark to hold from buy. Twelve-month price target is $78. Estimates were also cut, as the company is seeing lower sales, Benchmark said.

Watch the video below for more of Thursday's analysts' actions:

Cornerstone OnDemand (CSOD) - Get Report was downgraded at William Blair to market perform from outperform. Billings continue to disappoint, William Blair said.

Cornerstone OnDemand was downgraded to market perform from outperform at FBR Capital Markets. Twelve-month price target is $35. Company missed billings and cash flow expectations, and management offered a weak outlook, FBR Capital Markets said.

CST Brands (CST) was upgraded at Wells Fargo to outperform at Wells Fargo. MLP purchase should accelerate growth, Wells Fargo said.

CubeSmart (CUBE) - Get Report was upgraded to buy at TheStreet Ratings. You can view the full analysis from the report here: CUBE Ratings Report

Tableau Software (DATA) - Get Report was upgraded at RBC Capital to outperform from sector perform. Twelve-month price target is $100. Company is seeing higher growth across the board, RBC Capital said.

Duke Energy (DUK) - Get Report was downgraded at Deutsche Bank to hold from buy. Valuation call, based on a 12-month price target of $81, Deutsche Bank said.

Hormel (HRL) - Get Report was downgraded at BMO Capital to market perform from outperform. Valuation call, based on a 12-month price target of $58.

Inland Real Estate (IRC) was upgraded to hold at TheStreet Ratings. You can view the full analysis from the report here: IRC Ratings Report

IntercontinentalExchange (ICE) - Get Report was downgraded at Deutsche Bank to hold from buy. Valuation call, as the stock is up 12% over the past five weeks, Deutsche Bank said. Twelve-month price target is $230.

Ironwood (IRWD) - Get Report was downgraded at Cantor Fitzgerald to sell from hold. Twelve-month price target is $10. Valuation call, as the company will likely spend more on R&D in the new year, Cantor Fitzgerald said.

Sykes Enterprises (SYKE) - Get Report was downgraded at Robert Baird to neutral from outperform. Valuation call, as the stock has moved 14% higher after earnings, Robert Baird said.

Wisconsin Energy (WEC) - Get Report was downgraded at Wells Fargo to market perform from outperform. Valuation call, as the stock trades at a premium to the sector, Wells Fargo said.

Web.com (WWWW) was downgraded at J.P. Morgan to neutral from overweight. Twelve-month price target is $20. Noncore domain business is a drag on growth, J.P. Morgan said.

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This article was written by a staff member of TheStreet.