Treasury Auction Results: Week of May 18, 2026
Treasury held 9 auctions in the week of May 18, 2026 (May 18 – May 24, 2026): 6 Treasury bills, 1 cash management bill, 1 Treasury bond, 1 TIPS, with total offering amounts of $575 billion.
U.S. Treasury securities: not FDIC-insured · not bank deposits · market value can change before maturity
Treasury bill rates this week
- 4-Week bill: 3.670% investment rate on May 21 (+0.5 bp vs prior)
- 6-Week bill: 3.645% investment rate on May 19 (−3.6 bp vs prior)
- 8-Week bill: 3.671% investment rate on May 21 (−1.0 bp vs prior)
- 13-Week bill: 3.684% investment rate on May 18 (−1.0 bp vs prior)
- 17-Week bill: 3.684% investment rate on May 20 (−2.6 bp vs prior)
- 26-Week bill: 3.733% investment rate on May 18 (0.0 bp vs prior)
Notes, bonds, TIPS and FRNs this week
- 9-Year 8-Month TIPS (reopening): 2.169% high real yield on May 21
- 20-Year Treasury bond: 5.122% high yield on May 20
All auction results, May 18 – May 24, 2026
| Auction date | Security | Term | CUSIP | Headline rate | Bid-to-cover | Change vs prior same-term | Source |
|---|---|---|---|---|---|---|---|
| TIPS (reopening) | 9-Year 8-Month | 91282CPU9 | 2.169% real yield | 2.52 | +27.3 bp vs Mar 19 | results PDF | |
| Bill (reopening) | 8-Week | 912797UQ8 | 3.671% inv. rate | 2.77 | −1.0 bp vs May 14 | results PDF | |
| Bill (reopening) | 4-Week | 912797UB1 | 3.670% inv. rate | 2.60 | +0.5 bp vs May 14 | results PDF | |
| Cash mgmt. bill (reopening) | 27-Day | 912797TD9 | 3.665% inv. rate | 4.60 | — | results PDF | |
| Bond | 20-Year | 912810UV8 | 5.122% yield | 2.55 | +23.9 bp vs Apr 22 | results PDF | |
| Bill | 17-Week | 912797VD6 | 3.684% inv. rate | 3.34 | −2.6 bp vs May 13 | results PDF | |
| Bill (reopening) | 6-Week | 912797TF4 | 3.645% inv. rate | 3.01 | −3.6 bp vs May 12 | results PDF | |
| Bill | 26-Week | 912797UZ8 | 3.733% inv. rate | 3.07 | 0.0 bp vs May 11 | results PDF | |
| Bill (reopening) | 13-Week | 912797TX5 | 3.684% inv. rate | 3.17 | −1.0 bp vs May 11 | 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.
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