Ratings on (AGO) (AONE) (AVNR) (AXAS) (BAP) Reiterated

Ratings on Assured Guaranty Ltd (NYSE: AGO), A123 Systems, Inc. (NASDAQ: AONE), Avanir Pharmaceuticals Inc (NASDAQ: AVNR), Abraxas Petroleum Corp. (NASDAQ: AXAS) and Credicorp Ltd. (NYSE: BAP) reiterated by analysts.

Piper Jaffray (NYSE:PJC) reiterated an “overweight” rating on Assured Guaranty Ltd (AGO). They have a price target of $25.00 on the company.

Wunderlich reiterated a “sell” rating on A123 Systems, Inc. (AONE). They now have a price target of $3.50 on the company.

Wedbush reiterated an “outperform” rating on Avanir Pharmaceuticals Inc (AVNR).

Wunderlich reiterated a “buy” rating on Abraxas Petroleum Corp. (AXAS).

Goldman Sachs (NYSE:GS) reiterated a “neutral” rating on Credicorp Ltd. (BAP).

Ratings on (BAP) (BCDS) (BECN) (BLKB) (CBOE) Reiterated

Ratings on Credicorp Ltd. (NYSE: BAP), BCD Semiconductor (NASDAQ: BCDS), Beacon Roofing Supply (NASDAQ: BECN), Blackbaud, Inc. (NASDAQ: BLKB) and CBOE Holdings, Inc (NASDAQ: CBOE) reiterated by analysts.

Bank of America (NYSE:BAC) reiterated a “neutral” rating on Credicorp Ltd. (BAP). They have a price target of $130.00 on the company.

Oppenheimer reiterated a “market perform” rating on BCD Semiconductor (BCDS).

Jefferies (NYSE:JEF) reiterated a “hold” rating on Beacon Roofing Supply (BECN). They have a price target of $22.00 on the company.

Jefferies reiterated a “hold” rating on Blackbaud, Inc. (BLKB). They have a price target of $28.00 on the company.

Keefe, Bruyette & Woods, Inc reiterated an “overweight” rating on of CBOE Holdings, Inc (CBOE). They have a price target of $25.00 on the company.

Ratings on (ALKS) (BAP) (COLB) (CPN) (FE) Upgraded

Ratings on Alkermes Inc. (NASDAQ: ALKS), Credicorp Ltd. (NYSE: BAP), Columbia Banking (NASDAQ: COLB), Calpine (NYSE: CPN) and FirstEnergy Corp. (NYSE: FE) upgraded by analysts.

Leerink upgraded Alkermes Inc. (ALKS) to an “outperform” rating.

UBS AG (NYSE:UBS) upgraded Credicorp Ltd. (BAP) to a “buy” rating.

McAdams Wright Ragen upgraded Columbia Banking (COLB) to a “buy” rating. They have a price target of $22.00 on the company.

Dahlman Rose upgraded Calpine (CPN) from a “hold” rating to a “buy” rating. They have a price target of $20.00 on the company.

Wells Fargo & Co. (NYSE:WFC) upgraded FirstEnergy Corp. (FE) from a “market perform” rating to an “outperform” rating.

Big Movers (WLT) (MHK) (BLK) (BAP) (VRUS) on May 6

Among the big, positive movers on Friday, May 6, were Walter Energy (WLT), Mohawk Industries (MHK), Blackrock (BLK), Credicorp Ltd (BAP) and Pharmasset (VRUS).

Walter Energy (WLT) jumped $4.50, to close at $131.08, a gain of 3.56 percent.

Mohawk Industries (MHK) was up $4.31 on the day, to close at $67.48, a gain of 6.82 percent.

Blackrock (BLK) climbed $4.27 to close at $195.74, a gain of 2.23 percent.

Credicorp Ltd (BAP) rose $4.22 to close the session at $102.54, a gain of 4.29 percent.

Pharmasset (VRUS) was up $4.03 to end the day at $104.94, a gain of 3.99 percent.