Einhorn's Greenlight sees red in July By: CNBC.com News August 01, 2015 at 17:04 PM EDT David Einhorn struggled in July, with his flagship Greenlight Capital LP fund dropping 6.1 percent, according to a source familiar with the firm. Read More >> Related Stocks: Allergan Plc CONSOL Energy Devon Energy Pioneer Natural Resources Sotheby's Holdings Time Warner Yahoo Yum Brands