Analysts' Actions: AAPL BSX HLT MAR XOM

NEW YORK (TheStreet) -- CHANGE IN RATINGS

Alcoa (AA) was upgraded at J.P. Morgan to overweight from neutral. Twelve-month price target is $15. Aluminum market is tightening, J.P. Morgan said.

Apple (AAPL) was downgraded at Societe Generale to hold from buy. Twelve-month price target is $575. Expect slowing iPhone 5 sales, Societe Generale said.

Altera (ALTR) was upgraded at J.P. Morgan to overweight from neutral. Company is leveraged to higher carrier spending in China, J.P. Morgan said.

Bio-Reference Laboratories ( BRLI) was downgraded to hold at TheStreet Ratings.

Boston Scientific (BDX) was upgraded at Piper Jaffray to overweight. Twelve-month price target is $18. Company is in the second leg of a multiyear move, Piper Jaffray said.

Bloomin Brands (BLMN) was upgraded at J.P. Morgan to overweight. Share weakness overshadows expanding margins, J.P. Morgan said.

Covance (CVD) was downgraded at Goldman Sachs to neutral from buy. Valuation call, based on a 12-month price target of $101.

Gap (GPS) was upgraded at Sterne Agee to buy from underperform. Twelve-month price target is $44. Stock has lagged, and a solid holiday season sets the company up well for 2014, Sterne Agee said.

Hilton Worldwide ( HLT) was initiated with a neutral rating at Robert Baird. Valuation call, based on a twelve-month price target of $22, Robert Baird said.

Hilton Worldwide was initiated at UBS with a neutral rating. Valuation call with strong fundamentals, UBS said. Twelve-month price target is $23.

Marriott (MAR) was upgraded at Morgan Stanley to overweight. Twelve-month price target is $62. Domestic lodging outlook is accelerating, Morgan Stanley said.

Motorola Solutions (MSI) was upgraded at Citigroup to buy. Twelve-month price target is $75. Company is leveraged to an enterprise recovery and will likely buy back more shares, Citigroup said.

Noble (NE) was downgraded at Morgan Stanley to equal-weight. Twelve-month price target is $42.50. Company is facing headwinds, Morgan Stanley said.

Quintiles (Q) was upgraded at Goldman Sachs to buy. Twelve-month price target is $58. Stock is not factoring in recent bookings growth, which could lead to accelerating revenue and earnings growth, Goldman said.

Questar (STR) was upgraded to buy at TheStreet Ratings.

SolarCity (SCTY) was downgraded at J.P. Morgan to neutral. Valuation call, J.P. Morgan said.

Schlumberger (SLB) was upgraded at Credit Suisse to outperform from neutral. Twelve-month price target is $108.

Sandisk (SNDK) was downgraded at Bank of America/Merrill Lynch to underperform. Twelve-month price target is $65. Company has a weaker earnings outlook, BofA/Merrill said.

Tibco (TIBX) was downgraded at Wedbush to neutral from outperform. Valuation call, based on a 12-month price target of $25, Wedbush said.

TJX (TJX) was downgraded at Sterne Agee to neutral from buy. Valuation call, based on a 12-month price target of $66, Sterne Agee said.

T. Rowe Price (TROW) was downgraded at Citigroup to neutral from buy. Fund closures and manager turnover will likely affect the flow recovery, Citi said.

ExxonMobil (XOM) was downgraded at Bank of America/Merrill Lynch to neutral. Twelve-month price target is $106. Company faces production headwinds, BofA/Merrill said.

Twitter TWTR was initiated with buy rating at Stifel Nicolaus. Twelve-month price target is $75. Strategic value, business model flexibility and earnings momentum will help move the stock higher, Stifel Nicolaus said.

Stock Comments / EPS Changes

American Express
(AXP) price target, EPS estimates were increased at UBS. American Express increased its own earnings estimates and price target, UBS said. Upward revisions based on expectations of lower than previously forecast operating expense growth and greater share repurchases, UBS also said. Twelve-month price target of $95 and neutral rating.

Best Buy (BBY) numbers were cut at Credit Suisse. Shares are now seen reaching $40. Estimates were also reduced, as the company is facing increased competition, Credit Suisse said. Outperform rating.

Capital One Financial (COF) price target, EPS estimates were lowered at UBS. Estimates adjusted for 4Q14's disappointing results and outlook, but value remains for stock's discounted price, UBS said. Twelve-month price target of $85 and buy rating.

Google (GOOG) estimates, price target were boosted at Credit Suisse. Shares are now seen reaching $1,450 over 12 months, Credit Suisse said. Estimates were also increased, following strong channel checks, Credit Suisse also said. Outperform rating.

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This article was written by a staff member of TheStreet.

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