NEW YORK ( TheStreet) -- CHANGE IN RATINGS Apple ( AAPL) was initiated with a buy rating at Citigroup. $675 price target. Risks are increasingly in focus, Citi said. Aeropostale ( ARO) was downgraded at Janney Montgomery from buy to neutral. $14 price target. Company may lose near-term market share to ANF and AEO, Janney Montgomery said. AuRico Gold ( AUQ) was initiated with a neutral rating at UBS. $9.50 price target. Solid foundation, but some "show me" is warranted, UBS said. Broadcom ( BRCM) was upgraded at Benchmark from hold to buy. Company can gain market share and generate solid organic growth in the coming quarters, Benchmark said. Chico's FAS ( CHS) was downgraded at FBR Capital Markets from outperform to market perform. $18 price target. Valuation call, as the stock is up 68% year to date, FBR said. Dunkin Brands ( DNKN) was initiated with a buy rating at UBS. $36 price target. Competitive insulation and innovation, UBS said. DSW ( DSW) was upgraded at Keybanc from hold to buy. $81 price target. Estimates also boosted, as the company is opening more stores and can realize higher margins, Keybanc said. Exelon ( EXC) was upgraded at Deutsche Bank to buy. $34 price target. Valuation call, as the stock is down 20% over the past month, Deutsche Bank said. Shares are already pricing in a potential dividend cut, Deutsche added. Iamgold ( IAG) was downgraded to hold at TheStreet Ratings. Illumina ( ILMN) was downgraded at Robert Baird from outperform to neutral. $54 price target. Company faces more near-term challenges, Robert Baird said. Sandisk ( SNDK) was initiated with an outperform rating at Credit Suisse. $50 price target. Demand growth should outpace supply in 2013, Credit Suisse said. SciQuest ( SQI) was downgraded to sell at TheStreet Ratings. Wesco Aircraft ( WCC) was downgraded at Bank of America/Merrill Lynch to underperform. $13 price target. Company is facing slower industry growth and increased pricing pressure, BofA/Merrill said.