NEW YORK ( TheStreet) -- CHANGE IN RATINGS AIG ( AIG) rated new Hold at Stifel with a Neutral rating. Fundamental and perception headwinds remain. Akamai ( AKAM) downgraded at DA Davidson from Buy to Neutral, DA Davidson said. $36 price target. Stock is up 20% in the past month, though first quarter guidance could prove disappointing. Bally Technologies ( BTI) upgraded at Goldman to Buy, Goldman Sachs said. $46 price target. Systems revenue should post solid growth in the coming quarters. Chipotle ( CMG) upgraded at William Blair to Outperform, William Blair said. Estimates also boosted, given solid sales momentum. Citrix Systems ( CTXS) downgraded at Citigroup from Buy to Neutral, Citigroup said. $78 price target. More consistent desktop growth. Dominion ( D) downgraded at JP Morgan from Neutral to Underperform, JP Morgan said. Stock trades at a premium to the industry. Dr. Pepper Snapple ( DPS) downgraded at Wells from Outperform to Market Perform, Wells Fargo said. Volumes will likely be weak and costs are staying high. Consolidated Edison ( ED) downgraded at JP Morgan from Neutral to Underweight, JP Morgan said. Relative valuation call. Exelon ( EXC) downgraded at BofA/Merrill to Neutral, Bank of America/Merrill Lynch said. $42 price target. Lower power prices are hurting results in core markets. FMC Technologies ( FTI) downgraded at BMO Capital Markets to Underperform from Market Perform, BMO said. $44 price target. Defensive aspects seem mispriced and misplaced. Generac ( GNRC) upgraded to hold at TheStreet Ratings. Health Net ( HNT) downgraded at Morgan Stanley from Equal-weight to Underweight, Morgan Stanley said. Valuation call. JDA Software ( JDAS) downgraded at JMP from Outperform to Market Perform, JMP Securities said. Company is seeing weaker retail license demand. Alliant Energy ( LNT) downgraded at Baird from Outperform to Neutral, Robert Baird said. Regulated utility space appear overbought. McDermott ( MDR) downgraded at Goldman from Buy to Neutral, Goldman Sachs said. Consensus earnings expectations appear too high. Pulte Homes ( PHM) downgraded at Guggenheim from Buy to Neutral, Guggenheim said. Valuation call, as visibility remains limited in the housing industry. Children's Place ( PLCE) upgraded at BofA/Merrill from Underperform to Buy, Bank of America/Merrill Lynch said. Stock is already pricing in lower earnings and margins should recover in 2012.