NEW YORK ( TheStreet) -- CHANGE IN RATINGSAcxiom ( ACXM) was downgraded at BMO Capital to underperform from market perform. Valuation call, based on a $22 price target, BMO Capital said. Alliance Data ( ADS) was upgraded at BMO Capital to outperform from market perform. $240 price target. Company could see an expansion of the eBay partnership and has exposure to the growing auto sector, BMO Capital said. Align Technology ( ALGN) was downgraded at Robert Baird to neutral from outperform. Valuation call, as the stock is up 73% year to date, Baird said. Acuity Brands ( AYI) was upgraded at Sterne Agee to neutral. Estimates were also boosted, given an expected commercial construction recovery, Sterne Agee said.
Chico's FAS ( CHS) was downgraded at Wells Fargo to market perform from outperform. Traffic trends will likely remain weak, Wells Fargo said. Cepheid ( CPHD) was downgraded at ISI Group to sell from cautious. Valuation call, based on a $34 price target, ISI Group said. 21st Century Fox ( FOXA) was initiated with an overweight rating at J.P. Morgan. $39 price target. Impressive mix of businesses, J.P. Morgan said. HB Fuller ( FUL) was downgraded at Deutsche Bank to hold from buy. Valuation call, as the stock is up 50% over the past year, Deutsche Bank said. $50 price target. Healthsouth ( HLS) was upgraded to buy at TheStreet Ratings. Isis Pharmaceuticals ( ISIS) was initiated with a neutral rating at J.P. Morgan. $37 price target. Validated platform and attractive pipeline, but valuation is rich, J.P. Morgan said.
US Airways ( LCC) was downgraded at CRT Capital to fair value from buy. AMR merger is facing increased legal scrutiny, CRT Capital said. Moneygram ( MGI) was upgraded at Compass Point to buy from neutral. Valuation call, based on a $23 price target, Compass Point said. Marsh & McLennan ( MMC) was downgraded at Miller Tabak to hold from buy. Revenue growth remains soft, Miller Tabak said. Mastec ( MTZ) was upgraded at DA Davidson to buy from neutral. $38 price target. Stock has pulled back to an attractive level, DA Davidson said. Micron Technology ( MU) was upgraded to buy at TheStreet Ratings. Opentable ( OPEN) was upgraded at Piper Jaffray to overweight from neutral. $80 price target. Company is just beginning to drive diner growth, Piper Jaffray said.