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 3.60 percent on 14 May 2026, compared to 3.61 on 13 May 2026.
Sample. There are 18,083 data points in the daily time series shown in the graph above. The time span covered by the series stretches from January 1954 to May 2026.
History. Here’s a quick look at some summary statistics computed on the whole sample: the interest rate had a mean value of 4.19 percent; it recorded a minimum of -0.05 on 26 March 2020; it attained a maximum of 17.14 on 11 December 1980.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-05-12 | 3.61 |
| 2026-05-13 | 3.61 |
| 2026-05-14 | 3.6 |
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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 | 18074 | 1954-07-01 | 2026-05-13 |
Commercial paper
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 30-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6913 | 1997-01-02 | 2026-05-14 |
| 60-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6143 | 1997-01-02 | 2026-05-14 |
| 90-Day AA Nonfinancial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5278 | 1997-01-02 | 2026-05-12 |
| 30-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6049 | 1997-01-02 | 2026-05-13 |
| 60-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 5758 | 1997-01-02 | 2026-05-07 |
| 90-Day AA Financial Commercial Paper Interest Rate (percentage points) - United States - FED Board - Daily | 6697 | 1997-01-02 | 2026-05-13 |
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 | 18035 | 1955-08-04 | 2026-05-08 |
Treasury bills
| Series Name | Observations | Start Date | End Date |
|---|---|---|---|
| 4-week Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 6199 | 2001-07-31 | 2026-05-14 |
| 3-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 18083 | 1954-01-04 | 2026-05-14 |
| 6-month Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 16843 | 1958-12-09 | 2026-05-14 |
| 1-year Treasury bill secondary market rate (percentage points) - United States - FED Board - Daily | 15007 | 1959-07-15 | 2026-05-14 |