NEW YORK–(BUSINESS WIRE)–Kroll Bond Rating Agency (KBRA) assigns a preliminary long-term credit rating of AA with a Stable Outlook to Fidus Re Ltd.’s Series 2018-1 Class A Principal-at-Risk Variable Rate Notes due March 31, 2030. Build America Mutual Assurance Company (“BAM”), a mutual financial guaranty company that focuses exclusively on lower risk segments of the U.S. public finance market, is sponsoring the issuance of variable rate notes (“Notes”) through an off-shore (Bermuda) bankruptc