Top Analyst Upgrades & Downgrades (ATHN, BSFT, COST, ONE, LEA, MOS, OVTI, PCG, SVVS, WMT, ZRAN)

Analysts are moving stocks.  These are some of the top analyst upgrades, downgrades, and initiations seen from Wall Street research calls this Tuesday morning.

athenahealth, Inc. (NASDAQ: ATHN) Cut to Hold at Auriga.
BroadSoft (NASDAQ: BSFT) Started as Buy at Needham & Co.
Costco Wholesale (NASDAQ: COST) Raised to Buy at Needham.
Higher One Holdings (NYSE: ONE) Started as Neutral at Goldman Sachs.
Lear Corp. (NYSE: LEA) Started as Buy at KeyBanc.
Mosaic Co. (NYSE:MOS) Cut to Hold at Stifel Nicolaus.
OmniVision (NASDAQ: OVTI) Cut to Market Perform at Morgan Keegan.
PG&E Corp. (NYSE: PCG) Raised to Buy at Goldman Sachs.
SAVVIS, Inc. (NASDAQ: SVVS) Raised to Outperform at Wells Fargo.
Wal-Mart Stores Inc. (NYSE: WMT) Cut to Hold at Stifel Nicolaus.
ZoranCorp. (NASDAQ: ZRAN) Cut to Hold at Needham & Co.

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JON C. OGG