Goldman Sachs posts earnings of $2.90 a share vs $2.91 estimated

Wall Street had expected the company to deliver quarterly earnings per share of $2.91 on $7.13 billion in revenue, according to consensus estimates from Thomson Reuters. Goldman ranked No. 1 in global mergers and acquisitions as well as in equity underwriting in the first half of 2015, according to Thomson Reuters data.. —CNBC's Fred Imbert contributed to this...