Bonds
Treasury Refunding Puts Auction-Size Guidance and Long-Bond Buybacks in Focus With 10-Year Yield Near 5%
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Borrowing estimates arrive Monday and the quarterly refunding on Wednesday, with dealers watching for any shift toward larger auctions.
By Emma Cruz ·
The U.S. Treasury Department updates its borrowing plans this week, and bond investors will be looking for two things: whether it signals larger note and bond auctions ahead, and how much it will keep buying back older long-term debt. The quarterly financing estimates are due Monday, November 2, followed by the quarterly refunding announcement on Wednesday, November 4 [1][2].
The update lands with long-term borrowing costs elevated. The 10-year Treasury yield stood at 4.98% on October 29 and the 30-year at 5.32%, according to the Federal Reserve's daily interest rate data, with the 10-year having touched 5.05% the day before [3]. That leaves the market sensitive to anything that changes the supply of long-dated debt.
In August, Treasury estimated it would borrow $628 billion in privately held net marketable debt in the October-to-December quarter, assuming a cash balance of $850 billion at the end of December [4]. For the July-to-September quarter it raised its borrowing estimate to $739 billion, $68 billion more than it had projected in May [4]. Monday's release will update the October-to-December figure and give a first look at the January-to-March quarter [2].
The central question for Wednesday is whether Treasury keeps its standing guidance on auction sizes. In its August refunding statement, the department repeated that it "anticipates maintaining nominal coupon and FRN auction sizes for at least the next several quarters," while saying it continues to assess future changes [1]. The August refunding totaled $125 billion, split among $58 billion of 3-year notes, $42 billion of 10-year notes and $25 billion of 30-year bonds [1].
Dealers have expected that language to change before any increase actually happens. Minutes from the Treasury Borrowing Advisory Committee released in May showed primary dealers generally expected nominal coupon auction sizes to rise early next year, and expected Treasury to adjust its forward guidance several quarters ahead of that, Reuters reported at the time [5]. A change in wording on Wednesday would therefore be read as a signal that larger auctions of notes and bonds are coming in 2027.
Buybacks are the second focus. Treasury's August statement said it could repurchase up to $38 billion of older, off-the-run securities for liquidity support over the August-to-October quarter, plus up to $25 billion of short-dated debt for cash management [1]. Two weeks later, a day after the 30-year yield touched its highest level in 19 years, Treasury raised the maximum size of its liquidity-support buybacks in the 10-to-20-year and 20-to-30-year sectors from $2 billion to at least $4 billion per operation, effective September 9 through November 4, and said it would address future sizes at this week's refunding [6]. Yields fell after that announcement, with the 10-year down 6 basis points that day [6]. According to Newsquawk, operations since then have had a maximum of $6 billion in those long-dated sectors [2].
Buybacks do not reduce the total amount of federal debt, as one strategist noted in August [6], but Treasury describes the off-the-run purchases as liquidity support for the market [1]. Newsquawk noted that refunding decisions on auction sizes and buybacks can move the long-end term premium, the extra yield investors demand to hold longer-dated debt, regardless of the economic data calendar [2].
The refunding is part of a crowded week for rates markets that also includes the ISM manufacturing index on Monday, ISM services on Wednesday and the October jobs report on Friday [2]. Investors will watch whether Treasury extends the larger long-end buybacks beyond November 4, any change to the auction-size guidance, and the size of the new borrowing estimates for early 2027.
Sources:
[1] U.S. Department of the Treasury, "Quarterly Refunding Statement of Deputy Assistant Secretary for Federal Finance Brian Smith", August 5, 2026. https://home.treasury.gov/news/press-releases/sb0590
[2] Newsquawk, "Week In Focus 2nd-6th November 2026: Highlights include US Midterm Election, NFP, ISM PMIs, RBA, BoE and EZ CPI", October 30, 2026. https://www.newsquawk.com/headlines/week-in-focus-2nd-6th-november-2026-highlights-include-us-midterm-election-nfp-ism-pmis-rba-boe-and-ez-cpi-
[3] Federal Reserve Board, "H.15 Selected Interest Rates (Daily)", October 30, 2026. https://www.federalreserve.gov/releases/h15/
[4] U.S. Department of the Treasury, "Treasury Announces Marketable Borrowing Estimates", August 3, 2026. https://home.treasury.gov/news/press-releases/sb0584
[5] Reuters via Yahoo Finance, "US Treasury keeps auction sizes steady; dealers expect change in early 2027", May 6, 2026. https://finance.yahoo.com/economy/policy/articles/us-treasury-keeps-auction-sizes-145911745.html
[6] Quartz via Yahoo Finance, "Treasury doubles long-term bond buybacks to $4 billion", August 19, 2026. https://finance.yahoo.com/economy/policy/articles/treasury-doubles-long-term-bond-130635805.html
This article was produced with AI assistance. It is for informational purposes only and is not financial advice. StockVolt and its authors may hold positions in securities mentioned.