• Piedmont Natural Gas (PNY) upgraded by RW Baird from Neutral to Outperform
  • Chesapeake Utilities (CPK) upgraded by RW Baird from Neutral to Outperform
  • Marvell Technology (MRVL) upgraded by JMP Securities from Underperform to Market Perform
  • Fusion-io (FIO) upgraded by Sterne Agee from Neutral to Buy
  • Buckeye Technologies (BKI) upgraded by RBC Capital from Sector Perform to Outperform
  • Plantronics (PLT) upgraded by Mizuho from Neutral to Buy
  • Comerica (CMA) upgraded by Stifel Nicolaus from Sell to Hold
  • Sinopec (SNP) upgraded by Jefferies from Hold to Buy
  • Zions Bancorp (ZION) upgraded by DA Davidson from Neutral to Buy
  • Mead Johnson (MJN) upgraded by Miller Tabak from Neutral to Buy



  • Navistar (NAV) downgraded by RW Baird from Outperform to Neutral
  • DigitalGlobe (DGI) downgraded by JPMorgan from Overweight to Neutral
  • Brocade (BRCD) downgraded by ThinkEquity from Buy to Hold
  • Catalyst Health (CHSI) downgraded by Argus from Buy to Hold
  • Cooper Industries (CBE) downgraded by MKM Partners from Buy to Neutral

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