SPDR Portfolio Mortgage Backed Bond ETF (United States) is an exchange-traded fund (ETF), with assets under management totaling $6.96 billion.
Over the past 12 months, SPDR Portfolio Mortgage Backed Bond ETF recorded a return of 3.45%, with its price trading between $21.92 and $22.82 during the same period.
The ETF is traded under the ticker SPMB.