17-Week Treasury Bill Auction Results
Results of every 17-week Treasury bill auction from Oct 22, 2025 to Oct 14, 2026 (52 auctions), from the U.S. Treasury Fiscal Data API. The latest 17-week Treasury bill auction, on Oct 14, 2026, produced a high investment rate of 4.313% (+9.4 bp vs the prior auction on Oct 7, 2026), with a bid-to-cover ratio of 2.79.
U.S. Treasury securities: not FDIC-insured · not bank deposits · market value can change before maturity
- Latest high investment rate4.313%
- Low in this period3.601%
- High in this period4.313%
- Auctions on file52 since
Upcoming 17-week Treasury bill auctions
| Auction date | Security | Term | CUSIP | Offering amount | Issue date | Status | Source |
|---|---|---|---|---|---|---|---|
| Bill | 17-Week | 912797XA0 | not yet announced | Tentative | Fiscal Data API |
Source: U.S. Treasury, Bureau of the Fiscal Service — Upcoming Auctions and Treasury Securities Auctions Data (Fiscal Data API), retrieved 2026-10-16 23:44 CDT. “Tentative” = on the Treasury schedule, offering announcement pending, so no amount yet; dates and amounts are set by Treasury and can change.
17-Week Treasury Bill auction history
| Auction date | Security | Term | CUSIP | Headline rate | Bid-to-cover | Change vs prior same-term | Source |
|---|---|---|---|---|---|---|---|
| Bill | 17-Week | 912797WZ6 | 4.313% inv. rate | 2.79 | +9.4 bp vs Oct 7 | results PDF | |
| Bill | 17-Week | 912797WY9 | 4.219% inv. rate | 3.10 | −1.1 bp vs Sep 30 | results PDF | |
| Bill | 17-Week | 912797WS2 | 4.230% inv. rate | 2.89 | −2.1 bp vs Sep 23 | results PDF | |
| Bill | 17-Week | 912797WR4 | 4.251% inv. rate | 2.81 | +11.0 bp vs Sep 16 | results PDF | |
| Bill | 17-Week | 912797WQ6 | 4.141% inv. rate | 2.72 | +14.0 bp vs Sep 9 | results PDF | |
| Bill | 17-Week | 912797WP8 | 4.001% inv. rate | 2.73 | +4.2 bp vs Sep 2 | results PDF | |
| Bill | 17-Week | 912797WN3 | 3.959% inv. rate | 2.78 | +10.9 bp vs Aug 26 | results PDF | |
| Bill | 17-Week | 912797WH6 | 3.850% inv. rate | 3.09 | 0.0 bp vs Aug 19 | results PDF | |
| Bill | 17-Week | 912797WG8 | 3.850% inv. rate | 3.35 | −0.5 bp vs Aug 12 | results PDF | |
| Bill | 17-Week | 912797WF0 | 3.855% inv. rate | 3.16 | −3.1 bp vs Aug 5 | results PDF | |
| Bill | 17-Week | 912797WE3 | 3.886% inv. rate | 3.19 | −9.4 bp vs Jul 29 | results PDF | |
| Bill | 17-Week | 912797VZ7 | 3.980% inv. rate | 3.04 | +3.1 bp vs Jul 22 | results PDF | |
| Bill | 17-Week | 912797VY0 | 3.949% inv. rate | 2.76 | +10.4 bp vs Jul 15 | results PDF | |
| Bill | 17-Week | 912797VX2 | 3.845% inv. rate | 3.35 | −4.6 bp vs Jul 8 | results PDF | |
| Bill | 17-Week | 912797VW4 | 3.891% inv. rate | 3.41 | −0.6 bp vs Jul 1 | results PDF | |
| Bill | 17-Week | 912797VP9 | 3.897% inv. rate | 2.66 | +2.6 bp vs Jun 24 | results PDF | |
| Bill | 17-Week | 912797VN4 | 3.871% inv. rate | 2.55 | +10.4 bp vs Jun 17 | results PDF | |
| Bill | 17-Week | 912797VM6 | 3.767% inv. rate | 2.87 | +0.6 bp vs Jun 10 | results PDF | |
| Bill | 17-Week | 912797VL8 | 3.761% inv. rate | 2.88 | +3.1 bp vs Jun 3 | results PDF | |
| Bill | 17-Week | 912797VK0 | 3.730% inv. rate | 3.15 | +0.5 bp vs May 27 | results PDF | |
| Bill | 17-Week | 912797VE4 | 3.725% inv. rate | 3.01 | +4.1 bp vs May 20 | results PDF | |
| Bill | 17-Week | 912797VD6 | 3.684% inv. rate | 3.34 | −2.6 bp vs May 13 | results PDF | |
| Bill | 17-Week | 912797VC8 | 3.710% inv. rate | 3.20 | +1.1 bp vs May 6 | results PDF | |
| Bill | 17-Week | 912797VB0 | 3.699% inv. rate | 3.13 | −1.6 bp vs Apr 29 | results PDF | |
| Bill | 17-Week | 912797UW5 | 3.715% inv. rate | 2.78 | +1.1 bp vs Apr 22 | results PDF | |
| Bill | 17-Week | 912797UV7 | 3.704% inv. rate | 3.02 | −1.6 bp vs Apr 15 | results PDF | |
| Bill | 17-Week | 912797UU9 | 3.720% inv. rate | 2.93 | +2.6 bp vs Apr 8 | results PDF | |
| Bill | 17-Week | 912797UT2 | 3.694% inv. rate | 3.34 | −1.6 bp vs Apr 1 | results PDF | |
| Bill | 17-Week | 912797US4 | 3.710% inv. rate | 2.95 | −2.0 bp vs Mar 25 | results PDF | |
| Bill | 17-Week | 912797UR6 | 3.730% inv. rate | 2.82 | +2.6 bp vs Mar 18 | results PDF | |
| Bill | 17-Week | 912797UQ8 | 3.704% inv. rate | 3.05 | +1.0 bp vs Mar 11 | results PDF | |
| Bill | 17-Week | 912797UP0 | 3.694% inv. rate | 3.19 | +1.0 bp vs Mar 4 | results PDF | |
| Bill | 17-Week | 912797UN5 | 3.684% inv. rate | 3.25 | 0.0 bp vs Feb 25 | results PDF | |
| Bill | 17-Week | 912797UC9 | 3.684% inv. rate | 3.20 | −0.5 bp vs Feb 18 | results PDF | |
| Bill | 17-Week | 912797UB1 | 3.689% inv. rate | 3.15 | 0.0 bp vs Feb 11 | results PDF | |
| Bill | 17-Week | 912797UA3 | 3.689% inv. rate | 3.38 | 0.0 bp vs Feb 4 | results PDF | |
| Bill | 17-Week | 912797TZ0 | 3.689% inv. rate | 2.97 | +0.5 bp vs Jan 28 | results PDF | |
| Bill | 17-Week | 912797TU1 | 3.684% inv. rate | 2.92 | +1.1 bp vs Jan 21 | results PDF | |
| Bill | 17-Week | 912797TT4 | 3.673% inv. rate | 2.99 | +2.1 bp vs Jan 14 | results PDF | |
| Bill | 17-Week | 912797TS6 | 3.652% inv. rate | 3.00 | +5.1 bp vs Jan 7 | results PDF | |
| Bill | 17-Week | 912797TR8 | 3.601% inv. rate | 3.02 | −3.1 bp vs Dec 31 | results PDF | |
| Bill | 17-Week | 912797TL1 | 3.632% inv. rate | 3.11 | −1.5 bp vs Dec 24 | results PDF | |
| Bill | 17-Week | 912797TK3 | 3.647% inv. rate | 2.95 | +1.5 bp vs Dec 17 | results PDF | |
| Bill | 17-Week | 912797TJ6 | 3.632% inv. rate | 3.27 | −7.2 bp vs Dec 10 | results PDF | |
| Bill | 17-Week | 912797TH0 | 3.704% inv. rate | 3.04 | −1.1 bp vs Dec 3 | results PDF | |
| Bill | 17-Week | 912797TG2 | 3.715% inv. rate | 3.17 | −12.4 bp vs Nov 26 | results PDF | |
| Bill | 17-Week | 912797TB3 | 3.839% inv. rate | 2.84 | −1.1 bp vs Nov 19 | results PDF | |
| Bill | 17-Week | 912797TA5 | 3.850% inv. rate | 3.15 | 0.0 bp vs Nov 12 | results PDF | |
| Bill | 17-Week | 912797SZ1 | 3.850% inv. rate | 3.18 | −2.0 bp vs Nov 5 | results PDF | |
| Bill | 17-Week | 912797SY4 | 3.870% inv. rate | 3.36 | +6.7 bp vs Oct 29 | results PDF | |
| Bill | 17-Week | 912797ST5 | 3.803% inv. rate | 2.94 | −3.1 bp vs Oct 22 | results PDF | |
| Bill | 17-Week | 912797SS7 | 3.834% inv. rate | 3.27 | — | results PDF |
Source: U.S. Treasury Fiscal Data API, Treasury Securities Auctions Data, retrieved 2026-10-16 23:44 CDT; each row links to the official TreasuryDirect results PDF. Bills: investment rate (bond-equivalent) and discount rate. Notes/bonds: high yield and coupon. TIPS: high real yield (before inflation adjustment). FRNs: high discount margin. bp = basis points (0.01 percentage point). Change compares the headline rate with the prior auction of the same security type and term.
Download: 17-week-bill.csv
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