NEW YORK ( TheStreet) -- CHANGE IN RATINGS AFLAC ( AFL) downgraded at UBS from Neutral to Sell. $34 price target. Vulnerability to deterioration in Europe. Assurant ( AIZ) downgraded at Goldman from Buy to Neutral, Goldman Sachs said. Valuation call. Akamai Technologies ( AKAM) upgraded at Jefferies to Hold from Underperform, Jefferies said. $36 price target. Additional performance from ecommerce seasonality and less relative exposure to Europe. Abercrombie & Fitch ( ANF) downgraded at Brean Murray from Buy to Hold, Brean Murray said. Estimates also cut, given lower expected margins. Broadcom ( BRCM) upgraded at Deutsche from Hold to Buy, Deutsche Bank said. Chip stocks should outperform the market this year, as industry fundamentals improve. Coeur D'Alene ( CDE) downgraded at BMO to Market Perform, BMO Capital said. $32.50 price target. Company is facing lower silver prices. CME Group ( CME) downgraded at Evercore from Overweight to Equal-weight, Evercore Partners said. $250 price target. MF Global damages could have a long-term business effect. Concur Technologies ( CNQR) downgraded at Jefferies to Hold from Buy, Jefferies said. Estimates also lowered on demand and FX headwinds. Fairchild Semiconductor ( FCS) upgraded at Deutsche from Hold to Buy, Deutsche Bank said. $15 price target. Growth should reaccelerate later in 2012. First Horizon ( FHN) downgraded at BofA/Merrill from Neutral to Underperform, Bank of America/Merrill Lynch said. $7 price target. Company lacks near-term catalysts. Fossil ( FOSL) upgraded at Brean Murray from Hold to Buy, Brean Murray said. $100 price tagret. Stock is attractively valued, following its recent decline. Huntington Bancshares ( HBAN) downgraded at Guggenheim from Buy to Neutral, Guggenheim said. Valuation call. Hartford Financial ( HIG) upgraded at Goldman from Neutral to Buy, Goldman Sachs said. Different multi-line strategy could help unlock value. Informatica ( INFA) downgraded at BMO from Outperform to Market Perform, BMO Capital Markets said. $35 price target. Overall software spending, especially for larger middleware projects, slowed in the second half of November. Impax Laboratories ( IPXL) upgraded at Canaccord from Hold to Buy, Canaccord Genuity said. $28 price target. Stock could be at a positive inflection point. JC Penney ( JCP) upgraded at Deutsche from Sell to Hold, Deutsche Bank said. $32 price target. New management is restructuring, but large changes are necessary.