13-Week Treasury Bill (coupon-equivalent)

The 13-Week Treasury Bill (coupon-equivalent) was 4.08% on 2026-10-30, per U.S. Department of the Treasury.

Latest 4.08%
Change vs previous -2 bp
As of Source cadence: every business day, published ~3:30pm ET (U.S. Treasury) · schedule ↗
Unit Percent

Loading chart…

Source: U.S. Department of the Treasury · Source data · As of · 6,212 observations

Recent observations

The most recent 60 observations, newest first. Change is against the previous published observation, not the previous calendar day — the series is only published on days the source publishes it.

Date Value Change
4.08% -2 bp
4.10% -1 bp
4.11% -4 bp
4.15% 0 bp
4.15% +1 bp
4.14% 0 bp
4.14% -3 bp
4.17% -1 bp
4.18% -2 bp
4.20% +2 bp
4.18% -2 bp
4.20% 0 bp
4.20% +1 bp
4.19% +3 bp
4.16% +1 bp
4.15% 0 bp
4.15% +1 bp
4.14% -1 bp
4.15% +4 bp
4.11% +1 bp
4.10% -3 bp
4.13% -4 bp
4.17% -3 bp
4.20% +2 bp
4.18% 0 bp
4.18% +4 bp
4.14% +3 bp
4.11% -1 bp
4.12% +4 bp
4.08% +1 bp
4.07% -2 bp
4.09% +2 bp
4.07% 0 bp
4.07% +6 bp
4.01% +6 bp
3.95% +5 bp
3.90% +1 bp
3.89% +3 bp
3.86% +2 bp
3.84% -3 bp
3.87% 0 bp
3.87% 0 bp
3.87% +4 bp
3.83% +5 bp
3.78% -1 bp
3.79% -1 bp
3.80% -1 bp
3.81% 0 bp
3.81% +1 bp
3.80% 0 bp
3.80% 0 bp
3.80% -1 bp
3.81% +1 bp
3.80% 0 bp
3.80% -1 bp
3.81% -2 bp
3.83% 0 bp
3.83% +2 bp
3.81% -2 bp
3.83% —

Source: U.S. Department of the Treasury · As of · Showing 60 of 6,212 observations; the chart above plots the full history.

Methodology

Treasury bill rates are the secondary-market coupon-equivalent yields at the close, as published by the Treasury. The coupon-equivalent yield restates the bill's discount rate on a bond-yield basis so it can be compared directly with a coupon Treasury of the same maturity.

Attribution & licence
Attribution
Source: U.S. Department of the Treasury
Originator
U.S. Department of the Treasury
Licence
Public domain
Why
A work of the U.S. federal government: not subject to domestic copyright (17 U.S.C. §105), free to republish.