Two Harbors Investment is preparing to issue a $267.67 million jumbo mortgage-backed security, according to a preliminary term sheet obtained by Inside Nonconforming Markets. The deal is scheduled to close Aug. 5, nearly a year after the only other jumbo MBS issued by Two Harbors. Agate Bay Mortgage Trust 2014-1 is backed by 30-year fixed-rate mortgages from a variety of lenders, led by RPM Mortgage with a 12.8 percent share, New York Community Bank ...