In the week ended June 8, the weekly average yield to maturity of the Bond Buyer Municipal Bond Index fell four basis points to 4.03% from 4.07% the previous week. The BB40 Index is based on the price of 40 long-term bonds.
The Bond Buyer's 20-Bond GO Index of 20-year general obligation yields was eight basis points lower to 3.53% from 3.61% in the prior week. It is at its lowest level since Nov. 3, when it was at 3.27%.
The 11-Bond GO Index of higher-grade 20-year GO yields decreased eight basis points to 3.04% from 3.12% in the previous week. It is at its lowest level in 32 weeks.
The Bond Buyer's Revenue Bond Index dropped nine basis points to 3.70x% from 3.79% last week. It is at its lowest level since Nov. 10, when it was at 3.69%.
The yield on the U.S. Treasury's 10-year note was two basis points lower to 2.20% from 2.22%, while the yield on the Treasury's 30-year bond decreased two basis points to 2.85% from 2.87% in the prior week.