NEW YORK ( TheStreet) -- CHANGE IN RATINGSAeropostale ( ARO) was upgraded at FBR Capital Markets from market perform to outperform. $16 price target. Valuation appears washed out at current levels, FBR Capital Markets said. Aptargroup ( ATR) was upgraded at JP Morgan to overweight from neutral. $61 price target. Stock reaction looks overdone, JP Morgan said. Avago ( AVGO) was downgraded at DA Davidson from buy to neutral. $38 price target. Company will likely see lower near-term margins, DA Davidson said. Strategic Hotels & Resorts ( BEE) was upgraded at JMP Securities to market outperform from market perform. $7 price target. Valuation call, JMP said. Berry Petroleum ( BRY) downgraded at Sterne Agee to neutral. Stock looks like a potential value trap, Sterne Agee said. Cardtronics ( CATM) was upgraded at Compass Point from neutral to buy. $30 price target. Recent pullback has created a buying opportunity, Compass Point said. Dupont ( DD) was downgraded at Piper Jaffray from overweight to neutral. $51 price target. Estimates also cut, given lower TiO2 expectations, Piper Jaffray said. Dolby Laboratories ( DLB) was downgraded at JMP Securities to market underperform from market perform. $26 price target. Skepticism company can achieve consensus expectations, JMP said. Fortress Investment Group ( FIG) was upgraded at Oppenheimer to outperform from perform. $7.50 price target. AUM is growing and the debt has gone, Oppenheimer said. Fortress was upgraded at Oppenheimer from perform to outperform. $7.50 price target. Assets under management have grown and the company trades at a discount to its fundamentals, Oppenheimer said. Guidewire ( GWRE) was initiated with a buy rating at UBS. $36 price target. Visible track record of success, UBS said. Huntsman Corp. ( HUN) was upgraded at Piper Jaffray to overweight from neutral. $21 price target. Polyurethanes are just getting started, Piper Jaffray said. Microstrategy ( MSTR) was upgraded at Drexel Hamilton to hold. $90 price target. Consensus expectations appear too pessimistic, Drexel Hamilton said. OneBeacon Insurance ( OB) was upgraded to buy at TheStreet Ratings. Perrigo ( PRGO) was upgraded at Barrington from market perform to outperform. $142 price target. Company can continue to leverage its competitive advantages, Barrington said. Rowan ( RDC) was downgraded at Dahlman Rose from buy to hold. International jackup utilization has likely peaked, Dahlman Rose said.