As monthly issuance ascended to the highest level in nine months at the Government National Mortgage Association, jumbo securitizations retreated to a low not seen in nearly four years.

When August was over, the unpaid principal balance of Ginnie Mae mortgage-backed securities outstanding amounted to $1.9945 trillion, according to monthly operational data.

Making up the Washington-based company’s book of business were $1.8799 trillion in residential MBS and another $0.1146 trillion in multifamily MBS. The residential portion included $0.0567 trillion in jumbo MBS and $55.471 billion in home-equity conversion mortgage MBS.

Source: Mortgage Daily