Treasury data

13-Week Treasury Bill Auction Results

The latest auction of this security in the snapshot was the 13-Week Treasury bill on Oct 5, 2026, with a high discount rate of 4.050% and a bid-to-cover ratio of 2.510, according to the Treasury’s Fiscal Data auction file.

Source: U.S. Department of the Treasury, Fiscal Data, Treasury securities auctions · Published · Updated

Recent results of the 13-Week Treasury bill auctions, copied from Fiscal Data, with what changed from the auction before.

13-Week Treasury Bill auction rates and bid-to-cover over time

High discount rate at Treasury bill auctions

One point per auction, percent, as Treasury published it. A bill is sold at a discount, and this is the highest discount rate accepted. Auctions of other terms are in the table.

Time range for High discount rate at Treasury bill auctions
3.40%3.60%3.80%4.00%4.20%Jan 26Apr 26Jul 26Oct 263.40%3.60%3.80%4.00%4.20%Jan 26Apr 26Jul 26Oct 26
0.00%2.00%4.00%6.00%202220232024202520260.00%2.00%4.00%6.00%20222023202420252026
0.00%2.00%4.00%6.00%202220232024202520260.00%2.00%4.00%6.00%20222023202420252026
  • 13-Week 4.050% Oct 5, 2026

Source: U.S. Department of the Treasury, Fiscal Data, Treasury securities auctions, standard terms · as of · retrieved

Data
High discount rate in percent for the most recent auctions of 13-Week
Auction dateHigh discount rate
Oct 5, 20264.050%
Sep 28, 20264.110%
Sep 21, 20264.015%
Sep 14, 20263.970%
Sep 8, 20263.800%
Aug 31, 20263.770%
Aug 24, 20263.715%
Aug 17, 20263.715%
Aug 10, 20263.735%
Aug 3, 20263.750%
Jul 27, 20263.815%
Jul 20, 20263.730%
Bid-to-cover at Treasury bill auctions

One point per auction. The ratio is the figure Treasury published, shown to three decimal places. A higher ratio means more bids were received for each dollar sold.

Time range for Bid-to-cover at Treasury bill auctions
2.202.402.602.803.003.203.40Jan 26Apr 26Jul 26Oct 262.202.402.602.803.003.203.40Jan 26Apr 26Jul 26Oct 26
2.002.503.003.504.00202220232024202520262.002.503.003.504.0020222023202420252026
2.002.503.003.504.00202220232024202520262.002.503.003.504.0020222023202420252026
  • 13-Week 2.510 Oct 5, 2026

Source: U.S. Department of the Treasury, Fiscal Data, Treasury securities auctions, standard terms · as of · retrieved

Data
Bid-to-cover for the most recent auctions of 13-Week
Auction dateBid-to-cover
Oct 5, 20262.510
Sep 28, 20262.990
Sep 21, 20262.770
Sep 14, 20262.640
Sep 8, 20262.610
Aug 31, 20262.770
Aug 24, 20263.080
Aug 17, 20262.860
Aug 10, 20262.880
Aug 3, 20262.610
Jul 27, 20263.060
Jul 20, 20263.000

13-Week Treasury Bill auction: what changed since the last one

The latest high discount rate at 13-Week Treasury bill auctions print is 4.050% on Oct 5, 2026, lower than the auction before it, 4.110% on Sep 28, 2026.

The latest bid-to-cover at 13-Week Treasury bill auctions print is 2.510 on Oct 5, 2026, lower than the auction before it, 2.990 on Sep 28, 2026.

As of Oct 5, 2026 · Compared with the stored auctions of this exact term. A reopening carries a different term label and is not counted · U.S. Department of the Treasury · Fiscal Data, Treasury securities auctions · Retrieved

Recent 13-Week Treasury bill auctions

The 20 most recent 13-Week Treasury Bill auction results
Auction dateCUSIPOffering amountHigh rate or yieldBid-to-cover
Oct 5, 2026912797VS3$95,000,000,0004.050%2.510
Sep 28, 2026912797VJ3$95,000,000,0004.110%2.990
Sep 21, 2026912797TC1$92,000,000,0004.015%2.770
Sep 14, 2026912797VH7$92,000,000,0003.970%2.640
Sep 8, 2026912797VG9$92,000,000,0003.800%2.610
Aug 31, 2026912797VA2$92,000,000,0003.770%2.770
Aug 24, 2026912797SU2$92,000,000,0003.715%3.080
Aug 17, 2026912797UZ8$92,000,000,0003.715%2.860
Aug 10, 2026912797UY1$92,000,000,0003.735%2.880
Aug 3, 2026912797UM7$92,000,000,0003.750%2.610
Jul 27, 2026912797SK4$92,000,000,0003.815%3.060
Jul 20, 2026912797UL9$92,000,000,0003.730%3.000
Jul 13, 2026912797UK1$92,000,000,0003.760%2.840
Jul 6, 2026912797UJ4$92,000,000,0003.735%2.580
Jun 29, 2026912797SA6$92,000,000,0003.740%2.320
Jun 22, 2026912797UH8$89,000,000,0003.695%2.680
Jun 15, 2026912797UG0$89,000,000,0003.640%2.470
Jun 8, 2026912797UF2$89,000,000,0003.640%2.790
Jun 1, 2026912797RS8$89,000,000,0003.630%2.690
May 26, 2026912797TY3$89,000,000,0003.595%3.080

How 13-Week Treasury bills are auctioned, in plain English

The Treasury borrows by selling bills, notes, and bonds at auction on a published schedule. Investors bid, the Treasury accepts bids from the lowest rate upward until it has raised the amount offered, and the results are published as soon as the auction closes.

Offering amount
How many dollars of the security the Treasury offered at that auction.
High discount rate
For a bill, the highest discount rate accepted at the auction. A bill is sold below its face value, and the discount rate expresses that gap as a yearly rate.
Bid-to-cover
The ratio Treasury publishes for demand at the auction: bids received compared with the amount sold. A higher ratio means more bids for each dollar offered. This paper shows the published ratio to three decimal places and does not compute it.
CUSIP
The nine-character identifier of the security.

Other Treasury bill terms: 4-Week Treasury Bill · 6-Week Treasury Bill · 8-Week Treasury Bill · 17-Week Treasury Bill · 26-Week Treasury Bill · 52-Week Treasury Bill. All Treasury bill auctions.

13-Week Treasury Bill auction questions answered

What were the latest 13-Week Treasury bill auction results?

The latest auction of this security in the snapshot was the 13-Week Treasury bill on Oct 5, 2026, with a high discount rate of 4.050% and a bid-to-cover ratio of 2.510, according to the Treasury’s Fiscal Data auction file.

Which auction results does this page show?

The results in the Treasury’s Fiscal Data auction file, for bills, notes, and bonds. Treasury also auctions inflation-protected securities and floating rate notes; this page lists only what its snapshot holds.

Why do some auctions have an odd term, like 9-Year 11-Month?

The Treasury sometimes sells more of an existing security, called a reopening, and labels it with the time left until it matures. The table shows the term exactly as the feed labels it.