NEW YORK (TheStreet) -- RATINGS CHANGES

Alamos Gold (AGI) - Get Report was ihttp://dps.thestreet.com/rosebud/ui/story/editor.do?id=12684513nitiated with a sell rating at TheStreet Ratings.

Antero (AR) - Get Report was reinitiated at UBS with a buy rating. Production in-line, but gas pricing after hedging was stronger than forecast, UBS said. Twelve-month price target is $75.

Autodesk (ADSK) - Get Report was upgraded at Pacific Crest to neutral from sector perform. Twelve-month price target is $60. Channels suggest suggest ongoing business improvement, Pacific Crest said.

Allergan (AGN) - Get Report was downgraded at Stifel Nicolaus to hold from buy. Valuation call, as the stock is up 50% year to date, Stifel Nicolaus said.

TD Ameritrade (AMTD) - Get Report was upgraded at Bernstein to outperform from market perform. Twelve-month price target is $40. Company is leveraged to the retail investors' return to the market, Bernstein said.

BlackBerry (BBRY) was upgraded at Oppenheimer to perform from underperform. Valuation call, based on a sum-of-the-parts valuation, Oppenheimer said.

[Read: Why BlackBerry Just Got an Upgrade]

Centurylink (CTL) - Get Report was downgraded at BMO Capital to market perform. Valuation call, based on a 12-month price target of $33, BMO Capital said.

Deckers (DECK) - Get Report was upgraded at Credit Suisse to neutral from underperform. Twelve-month price target is $82. Company is seeing better international and retail growth, Credit Suisse said.

Dreamworks (DWA) was downgraded at Bank of America/Merrill Lynch to underperform. Twelve-month price target is $22. Estimates were also cut, given poor box office performance of Peabody movie, Bank of America/Merrill Lynch said.

Hornbeck Offshore (HOS) - Get Report was upgraded at Wunderlich to buy from hold. Twelve-month price target is $55. Estimates were also increased, as new rig deliveries should drive demand in the Gulf of Mexico, Wunderlich said.

[Read: Bears Feast on Buffalo Wild Wings]

Masco (MAS) - Get Report was upgraded at Citigroup to buy. Guidance is better than the market is giving the company credit for, Citigroup said.

Mattress Firm (MFRM) was downgraded at Keybanc to hold from buy. Valuation call, as the company has near-term earnings risks, Keybanc said.

Meritage (MTH) - Get Report was upgraded at UBS to neutral from sell. Valuation call with 12-month price target of $39, UBS said.

Ritchie (RBA) - Get Report was upgraded at Robert Baird to outperform from neutral. Twelve-month price target is $29. Company has multiple potential catalysts, Robert Baird said.

USG (USG) was downgraded at Barclays to equal weight from overweight. Disappointing first-quarter performance with weaker-than-expected wallboard prices and sales, Barclays said. Twelve-month price target is $31.

Wesco Aircraft (WAIR) - Get Report was downgraded at J.P. Morgan to overweight from neutral. Valuation call, as the stock is up 45% year to date, J.P. Morgan said.

[Read: Centenarians Are Doing Just Fine]

Western Alliance (WAL) - Get Report was upgraded at FIG Partners. Valuation call, based on a 12-month price target of $26, FIG Partners said.

Waste Management (WM) - Get Report was upgraded to buy at TheStreet Ratings.

Stock Comments / EPS Changes

American Airlines (AAL) - Get Report numbers upped at Bank of America/Merrill Lynch. Estimates were boosted through 2015. Company is realizing higher merger synergies. Neutral rating and new 12-month price target of $42.

American Electric Power (AEP) - Get Report 12-month price target, EPS estimataes were boosted at UBS. Driven by accelerating costs into 2014, UBS said. Twelve-month price target is $52. Neutral rating.

Berkshire Hathaway (BRK.B) - Get Report 12-month price target was raised at Barclays. Driven by significant leverage to improving economy, Barclays said. Twelve-month price target is $149. Overweight rating.

Colgate - Palmolive (CL) - Get Report 12-month price target was raised at UBS. Driven by growth in sales and price-taking abilities. $73 price target and buy rating.

DTE Energy (DTE) - Get Report 12-month price target, EPS estimates were raised at UBS. Driven by expected agreements with three gas utility anchor tenants, UBS said. Twelve-month price target is $78. Neutral rating.

Lear (LEA) - Get Report estimates, 12-month price target were boosted at Citigroup. Twelve-month price target is now $101. Estimates were also increased, following another strong quarter, Citigroup said. Buy rating.

Las Vegas (LVS) - Get Report numbers were raised at Credit Suisse. Twelve-month price target is now $97. Estimates were also increased, as the company is buying back more stock, Credit Suisse said. Buy rating.

Weatherford (WFT) - Get Report estimates, 12-month target were increased at Credit Suisse. Estimates were increased through 2015. Company has strong earnings momentum, Credit Suisse said. Outperform rating and new $30 price target.

Weyerhaeuser (WY) - Get Report price target, EPS estimates were lifted at UBS. Driven by strong first quarter and progress on profit improvement, UBS said. Twelve-month price target is $26. Sell rating.

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This article was written by a staff member of TheStreet.