Market Yield on U.S. Treasury Securities at 5-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed

WFII5inflationFree tier

Series IDWFII5
UnitsPercent
FrequencyWeekly, Ending Friday
Categoryinflation
Latest observation2026-10-16
HistoryPoint-in-time: every value as first published plus each revision, so backtests see only what was known on the day

Latest reading

The latest Market Yield on U.S. Treasury Securities at 5-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed observation, for 2026-10-16, is 2.6 Percent, down from 2.66 for 2026-10-09. It has not been revised since it was first published. 0.0% of observations in this history were revised after first release.

Latest observation2026-10-16
Latest value2.6 Percent
Previous2.66 (2026-10-09)
Change-0.06 (-2.3%)
First published value2.6
Last release2026-10-19
Vintages stored1,189
Observations1,242

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df = yf.Client().macro("WFII5")
df.tail()

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