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Longbow Research Downgrades Owens Corning (OC) to Neutral Jan 18, 2011 09:43AM
Longbow Research Upgrades Owens Corning (OC) to Buy Apr 29, 2010 10:26AM
Notable Analyst Rating Changes 12/17: NWSA, UNM, LNC, PTV Upgraded; ADP, AEM, FGXI, OC Downgrades Dec 17, 2009 10:51AM
Longbow Research Downgrades Owens Corning (OC) to Neutral Dec 17, 2009 09:55AM
Longbow Research Upgrades General Building Materials Stocks ASH, OC & SCHN Oct 29, 2009 01:09PM