Fannie Mae's Book of Business increased at a compounded annual rate of 2.7 percent in September to a value of $3.196 trillion compared to $3.188 trillion in August. The Book has increased by 2.2 percent year-to-date, and gained 1.4 percent for all of 2016.

The company's mortgage portfolio had a balance of $245.133 billion at the end of the month.  This was composed of $185.439 billion in mortgage loans, $53.481 billion in Fannie Mae MBS, $1.730 billion in non-Fannie Mae mortgage securities which were agency and $4.483 billion non-agency.

Purchases into the Gross Mortgage Portfolio during the month amounted to $27.057 billion for a total of $222.081 billion for the year through September.  Sales for the month totaled were $23.289 billion and liquidations $2.871 billion for year-to-date numbers of $216.721 billion and $32.581 billion respectively. 

The company issued $52.539 billion in guaranteed securities and mortgage loans during the month bringing the year's total so far to $433.440 billion.  Issuances in all of 2016 were a total $637.84 billion. There were liquidations totaling $42.001 billion for an ending balance of $2.989 trillion, a decline of 16.1 percent on an annualized basis.

The overall delinquency rate in Fannie Mae's conventional single-family portfolio was 1.01 percent, an increase of 1 basis points from August.  The multi-family portfolio delinquency rate was down 1 basis point to 0.03 percent.  The company completed 6,003 loan modifications during the month.