Source: Ice Data Indices, LLC
Release: ICE BofA Indices
This data represents the Option-Adjusted Spread (OAS) 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.
The ICE BofA OAS are the calculated spreads between a computed OAS index of all bonds in a given rating category and a spot Treasury curve. An OAS index is constructed using each constituent bond's OAS, weighted by market capitalization. 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.
The index data referenced herein is the property of ICE Data Indices, LLC, its affiliates, ("ICE") and/or its Third Party Suppliers and has been licensed for use by the Federal Reserve Bank of St. Louis. ICE, its affiliates and Third Party Suppliers accept no liability in connection with its use.
Copyright, 2017, ICE Benchmark Administration. Reprinted with permission.
Ice Data Indices, LLC, ICE BofA AA US Corporate Index Option-Adjusted Spread [BAMLC0A2CAA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/BAMLC0A2CAA, December 4, 2020.