Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed (DFII10)
Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed — Historical Chart
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Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed (FRED series DFII10) is a daily inflation indicator measured in percent. The series is published through FRED, the Federal Reserve Bank of St. Louis economic database, with history going back to 2003.
Why it matters: Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed is one of the indicators traders, economists, and policymakers watch within the inflation complex. Investors and policymakers track it to gauge price pressures in the economy, since persistent moves feed directly into Federal Reserve rate decisions and real returns on assets.
How to read it: focus on the direction and persistence of changes rather than any single daily print. Comparing the latest value against its level a year ago, and against its long-run range since 2003, gives a better sense of whether the series is signaling acceleration, deceleration, or a turning point.
About This Series
H.15 Statistical Release notes (https://www.federalreserve.gov/releases/h15/default.htm) and the Treasury Yield Curve Methodology (https://home.treasury.gov/policy-issues/financing-the-government/interest-rate-statistics/treasury-yield-curve-methodology). For questions on the data, please contact the data source (https://www.federalreserve.gov/apps/ContactUs/feedback.aspx?refurl=/releases/h15/%). For questions on FRED functionality, please contact us here (https://fred.stlouisfed.org/contactus/).</p>
Recent Data
| Date | Value (%) | Change |
|---|---|---|
| June 9, 2026 | 2.20% | -0.01 |
| June 8, 2026 | 2.21% | +0.02 |
| June 5, 2026 | 2.19% | +0.08 |
| June 4, 2026 | 2.11% | +0 |
| June 3, 2026 | 2.11% | +0.04 |
| June 2, 2026 | 2.07% | +0 |
| June 1, 2026 | 2.07% | +0 |
| May 29, 2026 | 2.07% | +0.01 |
| May 28, 2026 | 2.06% | -0.03 |
| May 27, 2026 | 2.09% | -0.01 |
| May 26, 2026 | 2.10% | -0.06 |
| May 22, 2026 | 2.16% | -0.02 |
Frequently Asked Questions
What is Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed today?
The latest value of Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed (DFII10) is shown at the top of this page, along with its observation date and the change from the prior reading. Data is sourced from FRED and refreshed regularly.
How often is Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed updated?
Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed is reported daily (Daily). New observations appear on FRED shortly after the source agency releases them, and this page updates daily.
What does a rising Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed mean?
A sustained rise in Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed signals strengthening readings in this inflation measure, in percent. Whether that is positive or negative for markets depends on context — compare the move against the series’ trend and related indicators in the same category.
Where does the DFII10 data come from?
The data comes from FRED® (Federal Reserve Economic Data), maintained by the Federal Reserve Bank of St. Louis, under series ID DFII10. History is available back to 2003.
Related Inflation Indicators
- Consumer Price Index for All Urban Consumers: All Items in U.S. City Average333.98
- Consumer Price Index for All Urban Consumers: All Items Less Food and Energy in U.S. City Average336.12
- Personal Consumption Expenditures: Chain-type Price Index130.9
- Market Yield on U.S. Treasury Securities at 5-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed1.82
- 10-Year Breakeven Inflation Rate2.34
- 5-Year Breakeven Inflation Rate2.44
Data sourced from FRED®, Federal Reserve Bank of St. Louis: Market Yield on U.S. Treasury Securities at 10-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed (DFII10). Retrieved from fred.stlouisfed.org. Last updated June 10, 2026.