Investors in subordinate tranches of recently issued non-agency jumbo mortgage-backed securities have seen strong returns on the investments. Real estate investment trusts have focused on the assets, which are likely to be subject to risk-retention requirements going forward. “We like the loan assets and the ability to diversify our funding in this manner where we don’t have a duration gap, there is no margin risk, and the assets and liabilities amortize and prepay at the same rate, eliminating the need for ...