30-Year Bond Auction Yield Rises to 5.618% From 5.308% in September
Treasury sold $22 billion of reopened 30-year bonds on Oct. 8 at a 5.618% high yield, up from 5.308% in September, with a 2.54 bid-to-cover ratio.
Why it matters
- Treasury sold $22 billion of reopened 30-year bonds on Oct. 8 at a high yield of 5.618%, 0.310 percentage point above the 5.308% paid for the same bond on Sept. 10.
- The bid-to-cover ratio slipped to 2.54 from 2.61, and primary dealers took 6.8% of accepted competitive bids, up from 2.2% in September, while indirect bidders' share fell to 72.3% from 79.5%.
- The 30-year par yield closed at 5.60% on Oct. 8, down from 5.67% a day earlier, and the 10-year closed at 5.22%, according to the Treasury.
Data Brief: a summary of published data, with our notes on what it shows.
The Treasury Department sold $22 billion of reopened 30-year bonds on Thursday, Oct. 8, at a high yield of 5.618%, according to TreasuryDirect auction results. That is 0.310 percentage point above the 5.308% the government paid when it sold the same bond on Sept. 10. Bidders offered $2.54 for every dollar sold, down from $2.61 last month.
The bonds carry a 5-1/8% coupon and mature Aug. 15, 2056. They sold at a price of 92.889131 per $100 of face value and will be issued Oct. 15, Treasury said.
30-year bond auction results: October vs. September
| Measure | Oct. 8 | Sept. 10 |
|---|---|---|
| Offering amount | $22 billion | $22 billion |
| High yield | 5.618% | 5.308% |
| Median yield | 5.567% | 5.250% |
| Allotted at high yield | 26.77% | 64.29% |
| Price per $100 | 92.889131 | 97.262274 |
| Bid-to-cover ratio | 2.54 | 2.61 |
| Primary dealers, share of competitive awards | 6.8% | 2.2% |
| Direct bidders, share | 20.9% | 18.3% |
| Indirect bidders, share | 72.3% | 79.5% |
Source: TreasuryDirect auction results. Shares are calculated by Capital Finance Bureau from accepted competitive tenders.
Bids totaled $55.9 billion, Treasury said. Primary dealers were awarded $1.49 billion of bonds, up from $484.8 million in September. Indirect bidders were awarded $15.87 billion, down from $17.45 billion. The Federal Reserve's portfolio added $522.5 million on top of the offering, bringing total accepted bonds to $22.52 billion. In September the Fed took none.
Was demand for the 30-year bond weak?
It was softer than in September by several measures. The bid-to-cover ratio fell to 2.54 from 2.61. Indirect bidders took a smaller share, and primary dealers were left with about three times their September share. At the 10-year sale on Oct. 7, dealers took 2.5%.
How the week's auctions compare
The 30-year sale finished a week in which Treasury sold $119 billion of coupon debt, and each auction cleared at a higher yield than in September.
| Auction | Date | High yield | September high yield | Bid-to-cover |
|---|---|---|---|---|
| 3-year note, $58 billion | Oct. 6 | 4.932% | 4.474% | 2.62 |
| 10-year note reopening, $39 billion | Oct. 7 | 5.300% | 4.834% | 2.77 |
| 30-year bond reopening, $22 billion | Oct. 8 | 5.618% | 5.308% | 2.54 |
Source: TreasuryDirect auction results.
Our earlier briefs cover the 3-year note auction and the 10-year note auction alongside the Fed minutes.
Where did Treasury yields close on Oct. 8?
Longer-term yields fell on Thursday. The 30-year par yield closed at 5.60%, below the auction's 5.618% high yield, which was set at the 1 p.m. ET bidding deadline, according to Treasury data.
| Maturity | Sept. 30 | Oct. 7 | Oct. 8 |
|---|---|---|---|
| 2-year | 4.88% | 4.77% | 4.75% |
| 10-year | 5.29% | 5.28% | 5.22% |
| 20-year | 5.68% | 5.71% | 5.64% |
| 30-year | 5.64% | 5.67% | 5.60% |
| 10-year minus 2-year | 0.41 | 0.51 | 0.47 |
Source: U.S. Department of the Treasury, daily par yield curve rates.
The 10-year yield closed 0.09 percentage point below its Oct. 5 close of 5.31%, covered in our 10-year yield report. The sale came the day Fed Governor Christopher Waller said he expects more rate hikes. More coverage is in the Capital Markets section.
Sources
- TreasuryDirect, 29-Year 10-Month Bond auction results, Oct. 8, 2026 (PDF)
- TreasuryDirect, 29-Year 11-Month Bond auction results, Sept. 10, 2026 (PDF)
- TreasuryDirect, Auctioned bonds data and auctioned notes data
- U.S. Department of the Treasury, Daily Treasury par yield curve rates, 2026 (CSV)
- Federal Reserve, Speech by Governor Waller, Oct. 8, 2026