NEW YORK ( TheStreet) -- CHANGE IN RATINGS:Apollo Group ( APOL) downgraded at Morgan Stanley to equal-weight from overweight, Morgan Stanley said. Tempered outlook for growth. ASM International NV ADR ( ASMI) upgraded to buy at TheStreet Ratings. Bank of America ( BAC) downgraded at Credit Suisse to neutral from outperform, Credit Suisse said. Valuation call, based on a $12 price target. B&G Foods ( BGS) upgraded at Piper from neutral to overweight. $34 price target. Company has room on its balance sheet to make accretive acquisitions. Bemis ( BMS) upgraded at JP Morgan from neutral to overweight, JP Morgan said. Company has multiple potential growth drivers. ChinaEdu ( CEDU) downgraded to hold at TheStreet Ratings. Crown ( CCK) downgraded at JP Morgan from overweight to neutral, JP Morgan said. Estimates also cut, given the company's exposure to Europe. Comerica ( CMA) downgraded at Oppenheimer to perform from outperform. Valuation call. CME ( CME) rated new neutral at Compass Point. Valuation call, based on a $55 price target. Computer Sciences ( CSC) upgraded at Goldman from sell to neutral, Goldman Sachs said. $40 price target. Company is expanding its margins. Cognizant ( CTSH) upgraded at Goldman from sell to neutral, Goldman Sachs said. $72 price target. Company can deliver mid-teens organic growth this year. Citrix ( CTXS) upgraded at Jefferies to buy from hold, Jefferies said. $80 price target. Potential for desktop growth. Buy rating. Covanta ( CVA) downgraded at Baird from outperform to neutral, Robert Baird said. Valuation call, based on a $20 price target. Commvault ( CVLT) downgraded at Goldman from buy to neutral, Goldman Sachs said. Valuation call, based on a $70 price target. Diebold ( DBD) downgraded at Goldman from neutral to sell, Goldman Sachs said. $27 price target. Company will likely see weaker ATM demand. Dish Network ( DISH) upgraded at Wunderlich from hold to buy, Wunderlich said. $42 price target. Wireless business should create a new growth avenue. FirstMerit Corp ( FMER) upgraded at Oppenheimer to outperform from perform, Oppenheimer said. $18 price target. Low valuation and solid growth outlook. Global Payments ( GPN) upgraded at JP Morgan to overweight from neutral, JP Morgan said. Solid F2Q builds case for more EPS upside to come. Healthcare Services ( HCSG) upgraded at Benchmark from Hold to Buy, Benchmark said. $27 price target. Company is growing faster and deserves a higher multiple.