Market conditions
Rates and credit
What is a credit spread?
How to read this
10-Year Treasury
10-Year Real Yield Inflation-protected Treasury yield
Investment Grade OAS Broad corporate credit
BBB OAS
High Yield OAS Riskier corporate credit
Corporate credit spreads
ICE BofA option-adjusted spreads
Double-tightening monitor
5-observation changes
CSV
Normal
One or both measures are flat or falling
Watch
Rates and spreads are both rising
Stress
Both exceed the +10 bp threshold
Positive values on both lines mean Treasury yields and BBB credit spreads are rising
together.
Debt structure
The Treasury maturity wall
Methodology
Marketable Treasury debt
Weighted-average maturity Face-value weighted
Estimated modified duration Nominal Bills, Notes and Bonds
Marketable Treasury debt by maturity year
Stacked by security class
Face amount Share of debt
CSV
Marketable debt composition
Share of outstanding marketable debt
Refinancing pressure
What happens as existing debt matures?
How is refinancing cost estimated?
Debt maturing within 3 years
Debt maturing within 2 years
Estimated annual interest reset through 2028 At current replacement yields
Chart range
2026–2036
All years
Interest-rate scenario
−100 bp
Current rates
+100 bp
Existing coupon vs. replacement yield
Average rate on maturing debt compared with the refinancing scenario
CSV
Estimated annual interest-cost reset
Scenario using current replacement yields
Refinancing detail
Sources and notes
Data methodology
Primary sources: U.S. Treasury Fiscal Data; U.S. Treasury daily yield curves; Federal
Reserve Bank of St. Louis (FRED); ICE BofA corporate option-adjusted spread series via FRED.
Market indicators update daily when source observations are available. Treasury debt structure updates
monthly with the Monthly Statement of the Public Debt.
The refinancing-cost analysis is a scenario estimate based on current Treasury yields and should not be
interpreted as an official Treasury forecast.
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Rates and credit
The 10-year Treasury and 10-year real yield capture nominal and inflation-adjusted long-term interest rates.
Corporate OAS measures the additional yield investors demand over the Treasury curve after adjusting for embedded
options.
When Treasury yields and credit spreads rise together, financing conditions tighten through both the risk-free
rate and the credit-risk premium.
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What is a credit spread?
A credit spread is the extra yield investors demand to hold a corporate bond
instead of a comparable U.S. Treasury security.
Corporate bond yield = Treasury yield + credit spread
For example, if a corporate bond yields 6.0% and a comparable Treasury yields
5.0%, the credit spread is approximately 1.0 percentage point, or
100 basis points .
Why does it matter?
When credit spreads widen, investors are demanding more compensation to lend
to companies. That can reflect greater concern about default risk, weaker
economic conditions, reduced risk appetite, or tighter financial markets.
Narrower spreads generally indicate easier credit conditions. Wider spreads
indicate tighter credit conditions.
Why track spreads with Treasury yields?
Corporate borrowing costs can rise for two different reasons: Treasury yields
can increase, or credit spreads can widen.
When both happen at the same time, companies are hit from both directions.
That is why this dashboard tracks Treasury yields and corporate credit spreads
together.
What is OAS?
This dashboard uses option-adjusted spread (OAS) . OAS adjusts
for embedded bond options, making spreads more comparable across securities.
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Debt structure
The maturity wall uses Treasury security-level data from the Monthly Statement of the Public Debt and groups
outstanding principal by maturity year and security class.
Weighted-average maturity is face-value weighted. The duration measure is an estimate for nominal Bills, Notes
and Bonds; TIPS and FRNs are excluded from the aggregate duration estimate.
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How is refinancing cost estimated?
The dashboard compares the average coupon on Treasury securities maturing in each year with an estimated replacement yield from the current Treasury curve.
Estimated annual interest reset = debt maturing × (replacement yield − existing coupon)
The Current rates scenario uses the latest Treasury curve. The +100 bp and −100 bp scenarios shift replacement yields up or down by one percentage point to illustrate sensitivity to future rates.
This is a scenario analysis, not an official Treasury forecast. Actual interest costs will depend on future rates, issuance choices, maturity composition, buybacks, and the mix of bills, notes, bonds, TIPS, and FRNs.