Dell: Analysts' Upgrades, Downgrades

NEW YORK (TheStreet) -- CHANGE IN RATINGS

Aflac(AFL Quote) upgraded at Morgan Stanley to Overweight. Valuation call, as the industry can start to deliver sales growth and ROE expansion in 2010.

AGCO Corp (AGCO Quote) initiated at Barclays with an Equal Weight rating and $32 price target. 2009 and 2010 EPS estimates set at $1.40 and $1.50, respectively.

Cooper Industries (CBE Quote) upgraded at FBR from Underperform to Market Perform. Company is restructuring, has leverage to grid spending and seeing high international growth.

Brink's Home Security (CFL Quote) downgraded at Morgan Stanley to Equal-weight. Valuation call, based on a $37 price target.

Dominion Resources (D Quote) downgraded at Citigroup from Hold to Sell. Valuation call. Estimates also cut, to reflect forward commodity pricing. $32 price target.

Brinker International (EAT Quote) numbers lowered at UBS. Target was cut to $20. Estimates were also reduced, to reflect slowing sales growth. Buy rating.

Hess (HESS Quote) upgraded at Morgan Stanley from Equal-weight to Overweight. $75 price target. Valuation call, based on the company's leverage to oil and potential exploration catalysts in the second half of 2010.

ITT (ITT Quote) downgraded at FBR from Outperform to Market Perform. Company trades at a discount to its peers, but could see a falloff in 2010 defense orders.

Liberty Interactive (LINTA Quote) upgraded at Citigroup from Hold to Buy. $13.25 price target. Company is still growing EBITDA, even though the consumer environment is challenging.

Martin Marietta (MLM Quote) upgraded at UBS from Neutral to Buy. $102 price target. See more federal road spending in 2010, leading to volume and margin growth.