Graph and download economic data for ICE BofA CCC & Lower US High Yield Index Option-Adjusted Spread (BAMLH0A3HYC) from 2023-09-18 to 2026-09-16 about CCC, option-adjusted spread, yield, interest rate, interest, rate, and USA. A credit stress monitor tracks corporate bond spreads (BBB, AAA), high-yield vs investment-grade yields, and credit default indicators. Widening spreads signal rising credit stress and potential default risk. See whether credit is confirming risk appetite or quietly deteriorating. The page combines a daily, tradeable HYG/LQD proxy with actual option-adjusted spreads for broad high yield and CCC debt, long-cycle Baa history, and weekly CFTC credit-swap activity. ハイイールド債（投資不適格社債・ジャンク債・高利回り債）のスプレッドは、ハイイールド債と国債の金利差（ハイイールド債と米国債のクレジットスプレッド）からハイイールド債の需要の強さを見るための指標で、金融市場のストレスを示す指標です。この ハイイールド債スプレッドは. View data of the spreads between a computed index of all bonds below investment grade and a spot Treasury curve. High Yield Corporate Bond Spread today: 2.71%, as of Sep 2026. Track the ICE BofA High Yield corporate bond spread. A key indicator of credit stress and risk appetite in financial markets. What happens when high yield credit spreads compress to historically tight levels? The risks of complacency in corporate credit, what it means for risk appetite, and how to position. The High-Yield Credit Spread on this page was last updated September 15, 2026, fetched 4 hours ago. Data refreshes every 10 minutes and is sourced from the Federal Reserve (FRED). Interactive daily chart and 30 years of historical data from 1996 to 2026. Free interactive credit spread chart tracking investment grade (IG) and high yield (HY) option-adjusted spreads over Treasuries. Monitor financial stress signals from the bond market, updated daily from FRED.