The State Street SPDR Portfolio Short Term Treasury ETF seeks to provide investment results that, before fees and expenses, correspond generally to the price and yield performance of the Bloomberg 1-3 Year U.S. Treasury Index (the "Index")A low cost ETF that seeks to offer precise, comprehensive exposure to U.S. Treasuries that have a remaining maturity between 1 and 3 yearsMay be less sensitive to interest rate fluctuations than vehicles with longer duration, and is market cap weighted and reconstituted on the last business day of the month One of the low cost core State Street SPDR Portfolio ETFs, a suite of portfolio building blocks designed to provide broad, diversified exposure to core asset classes