30-Year 2-1/8% Treasury Inflation-Indexed Bond, Due 2/15/2040 (DTP30F40)

Observations

2026-07-31: .
Updated: Jul 27, 2026 8:15 PM CDT
Next Release Date: Jul 28, 2026
2026-07-31:  .  
2026-07-24:  2.607  
2026-07-17:  2.541  
2026-07-10:  2.501  
2026-07-03:  2.401  
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Units:

Percent,
Not Seasonally Adjusted

Frequency:

Weekly,
Ending Friday,
Average

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Notes

Source: Haver Analytics  

Source: Dow Jones & Company  

Release: Daily Treasury Inflation-Indexed Securities

Units:  Percent, Not Seasonally Adjusted

Frequency:  Daily

Notes:

Yield to maturity on accrued principal.
Treasury Inflation-Protected Securities, or TIPS, are securities whose principal is tied to the Consumer Price Index (CPI). The principal increases with inflation and decreases with deflation. When the security matures, the U.S. Treasury pays the original or adjusted principal, whichever is greater.
Copyright, 2016, Haver Analytics. Reprinted with permission.

Suggested Citation:

Haver Analytics and Dow Jones & Company, 30-Year 2-1/8% Treasury Inflation-Indexed Bond, Due 2/15/2040 [DTP30F40], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/DTP30F40, .

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New York Times Haver Analytics Dow Jones & Company Treasury Inflation-Indexes Securities (TIPS) 30-Year Bonds Treasury Interest Rate Interest Daily Real Rate Copyrighted: Citation Required Nation United States of America Not Seasonally Adjusted

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