3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily
This series is part of the dataset: US money market rates (FED Board)
Download Full Dataset (.xlsx)Latest updates. In US money markets, the 3-month T-bill secondary-market rate stood at 4.10 percent on 28 September 2026, compared to 4.08 on 25 September 2026.
Sample. In this daily series, there are a total of 18,176 data points. The time range covered by the series is from January 1954 to September 2026.
History. Have a look at a few statistics calculated on the entire sample: the interest rate reached its highest level of 17.14 percent on 11 December 1980; it reached a trough of -0.05 on 26 March 2020; it had an average value of 4.19.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-09-24 | 4.08 |
| 2026-09-25 | 4.08 |
| 2026-09-28 | 4.1 |
Tip. We categorize series into data sets and worksheets to simplify exploration. Scrolling downwards, you will discover how we structured further material related to the statistics published here.
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Series Metadata
| Field | Value |
|---|---|
| Description | 3-month Treasury bill secondary market rate |
| Country | United States |
| Economic concept | Interest rate |
| Data type | Interest rate |
| Deflation method | Nominal |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Daily |
| Unit | Percentage points |
| Source | Board of Governors of the Federal Reserve System |
| Source type | Central bank |
| Data licence | Licence to copy and distribute without permission |
| Measure type | Level |
Series in the same data set
Discover the other time series included in this data set.
Fed funds
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Federal funds effective rate (percentage points) - United States - FED Board - Daily | 18169 | 1954-07-01 | 2026-09-28 |
Commercial paper
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 30-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6996 | 1997-01-02 | 2026-09-25 |
| 60-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6216 | 1997-01-02 | 2026-09-28 |
| 90-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5305 | 1997-01-02 | 2026-09-21 |
| 30-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6073 | 1997-01-02 | 2026-09-25 |
| 60-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5783 | 1997-01-02 | 2026-09-28 |
| 90-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6750 | 1997-01-02 | 2026-09-28 |
Prime bank rate
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| Prime rate charged by banks on short-term loans to business (percentage points) - United States - FED Board - Weekly | 18135 | 1955-08-04 | 2026-09-28 |
Treasury bills
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 4-week Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 6292 | 2001-07-31 | 2026-09-28 |
| 3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 18176 | 1954-01-04 | 2026-09-28 |
| 6-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 16936 | 1958-12-09 | 2026-09-28 |
| 1-year Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 15100 | 1959-07-15 | 2026-09-28 |