Top Analyst Upgrades and Downgrades (BIIB, CNK, DECK, EXA, HGSI, IMAX, KBH, MAR, MDC, MOS, NVR, ONXX, RGC, RYL, SLB, SRE, VRSN, WAG)

Biogen Idec Inc. (NASDAQ: BIIB) started as Outperform at Leerink Swann.

Cinemark Holdings (NYSE: CNK) started as Neutral at Goldman Sachs.

Deckers Outdoor Corp. (NASDAQ: DECK) cut to Underperform at Stern Agee.

Exa Corp. (NASDAQ: EXA) started as Buy at Canaccord Genuity and started as Buy at Needham.

Human Genome Sciences Inc. (NASDAQ: HGSI) cut to Hold at Maxim Group.

IMAX Corp. (NYSE: IMAX) started as Buy at Goldman Sachs.

KB Home (NYSE: KBH) raised to Buy at Goldman Sachs.

Marriott International (NYSE: MAR) maintained as Buy but removed from Conviction Buy List at Goldman Sachs.

MDC Holdings (NYSE: MDC) raised to Conviction Buy List at Goldman Sachs.

Mosaic Co. (NYSE: MOS) raised to Buy at Citigroup.

NVR Inc. (NYSE: NVR) cut to Sell at Goldman Sachs.

Onyx Pharmaceuticals, Inc. (NASDAQ: ONXX) raised to Buy at Jefferies.

Regal Entertainment Corp. (NYSE: RGC) started as Neutral at Goldman Sachs.

Ryland Group (NYSE: RYL) raised to Neutral at Goldman Sachs.

Schlumberger Ltd. (NYSE: SLB) raised to Buy at Argus.

Sempra Energy (NYSE: SRE) cut to Hold at Argus.

VeriSign Inc. (NASDAQ: VRSN) cut to Neutral at Citigroup.

Walgreen Co. (NYSE: WAG) cut to Neutral at UBS.

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JON C. OGG