Morgan Keegan Downgrades Copano Energy (CPNO) to Market Perform, Set $38 Price Target Mar 2, 2012 10:11AM
Morgan Keegan Upgrades Copano Energy (CPNO) to Outperform Mar 17, 2011 07:43AM
Morgan Keegan Downgrades Copano Energy (CPNO) & MarkWest Energy (MWE) to Market Perform Oct 18, 2010 08:13AM
Morgan Keegan Upgrades Copano Energy (CPNO) to Outperform Jul 23, 2010 08:24AM
Morgan Keegan Downgrades Natural Gas Utilities Stocks Jan 8, 2010 09:22AM