United States - ICE BofA AAA US Corporate Index Option-Adjusted Spread was 0.42% in March of 2026, according to the United States Federal Reserve. Historically, United States - ICE BofA AAA US Corporate Index Option-Adjusted Spread reached a record high of 6.07 in March of 2009 and a record low of 0.19 in July of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - ICE BofA AAA US Corporate Index Option-Adjusted Spread - last updated from the United States Federal Reserve on April of 2026.