NEW YORK ( TheStreet) -- CHANGE IN RATINGS Becton Dickinson ( BDX) was upgraded at Piper Jaffray to overweight from neutral. $117 price target. Microbiology market should drive earnings growth, Piper Jaffray said. Biomarin ( BMRN) was downgraded at Stifel Nicolaus to hold from buy. Valuation call, as the stock is largely pricing in potential near-term catalysts, Stifel Nicolaus said. Caterpillar ( CAT) was downgraded at Robert Baird to neutral from outperform. Company is facing mining headwinds and lower construction growth, Robert Baird said. Frank's International ( FI) was initiated with a buy rating and $33 price target at UBS. The company has industry leading margins, exposure to attractive offshore markets and balance sheet strength, UBS said. HCA ( HCA) was upgraded at Mizuho to buy from neutral. $51 price target. Company should benefit from health care reform, Mizuho said. Intuit ( INTU) was downgraded at Morgan Stanley to underweight. $62 price target. Tax business growth is slowing, Morgan Stanley said. International Rectifier ( IRF) was upgraded to buy at TheStreet Ratings. Interpublic Group ( IPG) was upgraded to hold from underperform at Jefferies. $17.20 price target. Big steps forward but valuation remains rich, Jefferies said. NOW) was upgraded at Morgan Stanley to overweight. $62 price target. Total addressable market is higher than previous thought, Morgan Stanley said. Nucor ( NUE) was initiated with an outperform rating at BMO Capital. $54 price target. Company should see an improved product mix and lower costs, BMO Capital said. Oil States ( OIS) was upgraded at BMO Capital to market perform. $110 price target. Company is sold a noncore asset, and the sector is seeing better momentum, BMO Capital said. Elizabeth Arden ( RDEN) was downgraded at B. Riley to neutral from buy. Valuation call, as the stock is approaching the $40 price target, B. Riley said. SFLY) was upgraded to buy at TheStreet Ratings. Synchronoss ( SNCR) was upgraded at Goldman Sachs to neutral from sell. $37 price target. Estimates also upped, given higher expected growth at Verizon ( VZ), Goldman said. AT&T ( T) was initiated with an outperform rating at Credit Suisse. $38 price target. Stock is attractively valued, on a relative basis, Credit Suisse said.