Observations

2026-10-20: 3.93

Updated: Oct 21, 2026 3:29 PM CDT

Units:

Percent,

Not Seasonally Adjusted

Frequency:

Daily

Notes

Title	Release Dates

4-Week Treasury Bill: Secondary Market Rate	2005-06-28	2014-04-01
4-Week Treasury Bill Secondary Market Rate, Discount Basis	2014-04-02	2026-10-21

Source

Board of Governors of the Federal Reserve System (US)	2005-06-28	2026-10-21

Release

H.15 Selected Interest Rates	2005-06-28	2026-10-21

Units

Percent	2005-06-28	2026-10-21

Frequency

Daily	2005-06-28	2026-10-21

Seasonal Adjustment

Not Seasonally Adjusted	2005-06-28	2026-10-21

Notes

Discount basis.	2005-06-28	2025-01-06
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/).	2025-01-07	2026-10-21

Release Tables

H.15 Selected Interest Rates