NEW YORK ( TheStreet) --
Acme United (ACU) was downgraded to hold at TheStreet Ratings.
Biomarin (BMRN) was initiated with a neutral rating at Credit Suisse. Valuation call, based on a $68 price target, Credit Suisse said.Clearwire (CLWR) was upgraded at DA Davidson to neutral from underperform. $4.40 price target. Expect Sprint Nextel (S) to match DirecTV's (DTV) bid. Cepheid (CPHD) was downgraded at Jefferies to hold from buy. Valuation call, based on a $38 price target, Jefferies said. Calpine (CPN) was upgraded at Deutsche Bank to buy from hold. $23 price target. Rising interest rates make company an attractive choice, relative to traditional utilities, Deutsche Bank said.
Exterran (EXH) was upgraded to buy at TheStreet Ratings. Haemonetics (HAE) was initiated with a neutral rating at Goldman Sachs. Valuation call, based on a $47 price target, Goldman said. Mellanox (MLNX) was downgraded at UBS to neutral. TASE delisting and the potential split of the CEO and chairman roles will drive near-term pressure, UBS said. Price target is now $57. Morgan Stanley (MS - Get Report) was upgraded at Deutsche Bank to buy from hold. $30 price target. Stock continues to trade at a discount to tangible book value, even though earnings momentum appears poised to accelerate, Deutsche said. Myriad (MYGN) was downgraded at Jefferies to hold from buy. $31 price target. Stock is up more than 20%, ahead of the pending Supreme Court decision, Jefferies said.
Northwestern (NWE - Get Report) was upgraded at Robert Baird to outperform from neutral. $47 price target. Natural gas acquisition should boost earnings growth, Baird said. RF Micro (RFMD) was upgraded at DA Davidson to buy from neutral. Estimates were also increased as the company can expand its gross margin, DA Davidson said. Scotts Miracle-Gro (SMG) was downgraded at BMO Capital to underperform from market perform. Valuation call, based on a $43 price target, BMO Capital said. Tiffany (TIF - Get Report) was initiated with an outperform rating at Credit Suisse. $89 price target. Company can deliver low-teens annual earnings growth over the next five years, Credit Suisse said.