UPGRADES
Deutsche Bank lifts AFLAC (NYSE: AFL) from Hold to Buy with a $60 price target. Click Here for more color.

Stifel Nicolaus ups Polypore International (NYSE: PPO) from Hold to Buy.

Canaccord Genuity upgrades Carrizo Oil & Gas (Nasdaq: CRZO) from Hold to Buy, with a price target of $41. Click Here for more color.

Stifel Nicolaus raises CenturyLink, Inc. (NYSE: CTL) from Hold to Buy.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades

DOWNGRADES
JMP Securities downgrades Apple (Nasdaq: AAPL) to Market Perform from Market Outperform. Click Here for more color.

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