Time Warner Cable (TWC) was upgraded at Pivotal Research to buy from hold. Twelve-month price target is $175. Company is seeing higher subscriber growth, Pivotal Research said.

Under Armour (UA) was upgraded at Stifel Nicolaus to buy from hold. Twelve-month price target is $65. Stock is attractive, following a pullback after strong quarterly results, Stifel Nicolaus said.

Wells Fargo (WFC) was upgraded at BMO Capital to outperform from market perform. Twelve-month price target is $55. Company deserves a premium valuation, BMO Capital said.

Stock Comments / EPS Changes

American Airlines (AAL) 12-month price target was raised at Barclays. Capable management team is executing turnaround strategy, Barclays said. Twelve-month price target is $41. Equal Weight rating.

Aetna (AET) 12-month price target was increased at Barclays. Strong first quarter with boost to guidance, Barclays said. $87 price target and overweight rating.

Amazon.com (AMZN) 12-month price target was lowered at UBS. Little potential for EBITDA margin expansion, UBS said. Twelve-month price target is $365. Neutral rating.

Bright Horizons Family Solutions (BFAM) 12-month price target was raised at Barclays. Driven by capital allocation strategy, Barclays said. Twelve-month price target is $50. Overweight rating.

Caterpillar (CAT) estimates, 12-month price target was boosted at Credit Suisse. Twelve-month price target is now $117. Estimates were also increased, given the company's new guidance, Credit Suisse said. Outperform rating.

Caterpillar 12-month price target was lifted at UBS to $106. Strong operating margin improvement with healthy construction segment. Neutral rating.

Corning (GLW) 12-month price target was lowered at Jefferies to $17. Slowing growth with core LCD glass business, Jefferies said. Hold rating.

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