ICE BofA AA US Corporate Index Semi-Annual Yield to Worst

Starting in April 2026, this series will only include 3 years of observations. For more data, go to the source. This data represents the semi-annual yield to worst of the ICE BofA AA US Corporate Index, a subset of the ICE BofA US Corporate Master Index tracking the performance of US dollar denominated investment grade rated corporate debt publicly issued in the US domestic market. This subset includes all securities with a given investment grade rating AA. When the last calendar day of the month takes place on the weekend, weekend observations will occur as a result of month ending accrued interest adjustments. Yield to worst is the lowest potential yield that a bond can generate without the issuer defaulting. The standard US convention for this series is to use semi-annual coupon payments, whereas the standard in the foreign markets is to use coupon payments with frequencies of annual, semi-annual, quarterly, and monthly. Certain indices and index data included in FRED are the pro