PURCHASE, N.Y.--(BUSINESS WIRE)--MBIA Inc. (NYSE:MBI) will host a webcast and conference call for investors on Wednesday, August 5 at 8:00 a.m. (EDT) to discuss its second quarter 2015 financial results and other issues related to the Company. The dial-in number for the call is (877) 694-4769 in the U.S. and (404) 665-9935 from outside the U.S. The conference call code is 83467094. The conference call will consist of brief comments on the second quarter 2015 results followed by a question and a