RYE, N.Y.--(BUSINESS WIRE)--GAMCO Investors, Inc. (“GAMCO”) (NYSE:GBL) today reported its 2015 second quarter results including revenues of $102.7 million, net income of $24.1 million and earnings of $0.95 per diluted share. On a comparable basis, revenues were $108.3 million, net income was $29.0 million, and earnings were $1.13 per diluted share in the second quarter of 2014. Assets Under Management (“AUM”) were $45.4 billion at June 30, 2015 versus $46.5 billion at March 31, 2015 and $49.4 b