Top 10 Analyst Upgrades and Downgrades: EMC, HP, ViroPharma and More

Investors and traders are usually on the lookout for new research ideas that will generate higher income or more profits. 24/7 Wall St. reviews many analyst research calls from Wall Street and from boutique firms to find great ideas in value stocks, growth stocks and dividend stocks. Some are stocks to buy, while some ideas are even stocks to sell. These are 10 of the top analyst upgrades, downgrades and initiations seen from select Wall Street research calls this Wednesday.

Alliant Techsystems Inc. (NYSE: ATK) was upgraded to Sector Perform from Underperform at RBC Capital Markets.

Alon USA Energy Inc. (NYSE: ALJ) was downgraded to Underperform from Neutral at Macquarie.

Deutsche Bank A.G. (NYSE: DB) was upgraded to Outperform from Neutral by Credit Suisse.

EMC Corp. (NYSE: EMC) was reiterated Buy with a $28 price target at Sterne Agee.

Fortinet Inc. (NASDAQ: FTNT) was raised to Buy from Hold with $23 price target at Jefferies.

Hewlett-Packard Co. (NYSE: HPQ) was upgraded to Buy from Sell and the price target was doubled to $32 from $16 at Citigroup.

PNC Financial Services Group Inc. (NYSE: PNC) was downgraded to Hold from Buy at Sandler O’Neill.

TAL International Group Inc. (NYSE: TAL) downgraded to Neutral from Buy at BofA/Merrill Lynch.

Textainer Group Holdings Ltd. (NYSE: TGH) was cut to Neutral from Buy at BofA/Merrill Lynch.

ViroPharma Inc. (NASDAQ: VPHM) was upgraded to Buy from Hold with a $39 price target at Brean Capital.

Jefferies issued a list of stocks to buy for the cloud and big data explosion.