More Topics: Choose a Sector Accounting Firms Advertising/Media/Communications Capital CEO/Board General Business Health/Biotech Internet/Technology Investment Firms Law Firms Mergers & Acquisitions Money Managers People Private Companies Public Companies Venture Capital Posted June 14, 2012 Courtesy of Motley Fool By Seth Jayson Margins matter. The more Coventry Health Care (NYSE: CVH ) keeps of each buck it earns in revenue, the more money it has to invest in growth, fund new strategic plans, or (gasp!) distribute to shareholders. Healthy margins often separate pretenders from the best stocks in the market Continue reading →