US IG Corporate OAS

Credit · FRED/Treasury · BAMLC0A0CM

LOW

What this measures. Starting in April 2026, this series will only include 3 years of observations. For more data, go to the source. The ICE BofA Option-Adjusted Spreads (OASs) 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…Percent · Daily, Close · Not Seasonally Adjusted

Shaded range = full history (low 0.73 % · high 1.41 %); gold marker = current read · RICH

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The latest reading sits at LOW relative to this series' own history (786 observations) — a statement of where it is in its range, not a forecast. Hover the chart for values; the marked point is the most recent observation.

As of 2026-06-10 · source: FRED / U.S. Treasury · series BAMLC0A0CM