United States - Moody's Seasoned Aaa Corporate Bond Yield Relative to Yield on 10-Year Treasury Constant Maturity was 1.17% in February of 2026, according to the United States Federal Reserve. Historically, United States - Moody's Seasoned Aaa Corporate Bond Yield Relative to Yield on 10-Year Treasury Constant Maturity reached a record high of 2.68 in March of 2009 and a record low of -0.17 in October of 1979. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Moody's Seasoned Aaa Corporate Bond Yield Relative to Yield on 10-Year Treasury Constant Maturity - last updated from the United States Federal Reserve on April of 2026.