NEW YORK ( TheStreet) -- CHANGE IN RATINGSAkamai ( AKAM) upgraded at Merriman from Neutral to Buy. Company has likely reversed market share losses. Ann Taylor ( ANN) downgraded at Jesup & Lamont from Buy to Hold. Valuation call, as the stock is up 42% over the past month. Blackstone ( BX) upgraded at Oppenheimer from Perform to Outperform. $20.50 price target. Company has strong operating and earnings momentum. Charles River Laboratories ( CRL) upgraded at Morgan Stanley from Underweight to Equal-weight. $44 price target. Expect positive data points around demand for pre-clinical toxicology studies. Eaton ( ETN) upgraded at BofA/Merrill to Buy from Neutral on industrial production recovery, upbeat margin outlook, and compelling valuation. Price target surged to $90 from $58. 2010 EPS estimate raised to $4.17 , 2011 set at $6. J.B. Hunt ( JBHT) downgraded at BofA/Merrill to Neutral from Buy driven by price and margin declines, and valuation. 2010 EPS estimate lowered by 5 cents to $1.40. $36 price target. Netflix ( NFLX) downgraded at BofA/Merrill to Underperform from Buy on valuation. NFLX's 26% rise YTD is pricing in an overly optimistic scenario. $70 price target. Netflix ( NFLX) downgraded at Kaufman from Buy to Hold. Valuation call, based on a $69 price target. Netflix ( NFLX) downgraded at Susquehanna to Neutral. Valuation call, as the stock is up more than 30% since late December. Pepsi ( PEP) coverage was reinstated with a Buy rating at Goldman Sachs. $75 price target. Estimates also raised, as the bottling deal should be accretive to earnings. Parker Hannifin ( PH) upgraded at Goldman from Sell to Neutral. Estimates also boosted, given higher demand in the hydraulics market. $71 price target. Staples ( SPLS) downgraded at Goldman from Buy to Neutral. Stock also cut from the Conviction List, as new investments will weigh on earnings. $26 price target. Spirit Aerosystems ( SPR) upgraded at FBR from Market Perform to Outperform. $24 price target. Company is positioned well to benefit from improving industry fundamentals.