NEW YORK ( TheStreet) -- CHANGE IN RATINGS:Analog Devices ( ADI) was upgraded at Credit Suisse from neutral to outperform. $48 price target. Company should see better end-market demand in 2013. American Express ( AXP) was downgraded at Goldman Sachs from buy to neutral. $65 price target. See limited earnings upside potential. CR Bard ( BCR) was upgraded at Bank of America/Merrill Lynch from neutral to buy. $114 price target. Company offers low-risk, double-digit digit annual earnings potential, BofA/Merrill said. Celanese ( CE) was downgraded at Piper Jaffray to neutral from overweight. $47 price target. Moving to sidelines on valuation and high expectations, Piper Jaffray said. Commercial Metals ( CMC) was upgraded at Keybanc from hold to buy. $19 price target. Company is leveraged to lower scrap input costs, Keybanc said. Capital One ( COF) was upgraded at Goldman Sachs from neutral to buy. $75 price target. Company is realizing cost leverage, Goldman said. Cisco Systems ( CSCO) upgraded at Baird from neutral to outperform, Robert Baird said. $25 price target. Channel checks suggest the company is executing well. Cisco Systems upgraded at William Blair from market perform to outperform, William Blair said. Company continues to execute well in a difficult environment. Covance ( CVD) upgraded at Goldman from neutral to buy. $70 price target. Earnings growth should re-accelerate and the company can exceed consensus expectations. Famous Dave's of America ( DAVE) upgraded to buy at TheStreet Ratings. Deere ( DE) upgraded at JP Morgan from underweight to neutral. $90 price target. Global fundamentals appear balanced. EMC ( EMC) downgraded at JP Morgan from overweight to neutral. $26 price target. Estimates also cut, given slower expected growth in the storage market. Facebook ( FB) upgraded at Deutsche from hold to buy, Deutsche Bank said. $40 price target. Company has the most sales momentum in the industry. Fusion- io ( FIO) upgraded at JP Morgan to overweight from neutral, JP Morgan said. $30 price target. Competition is a no show. WW Grainger ( GWW) upgraded at Wunderlich from hold to buy. $255 price target. Company had an upbeat analyst meeting and guidance was well ahead of previous consensus expectations.