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Seven-year Treasuries: one note, three auctions
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Starting in March 2027, the US Treasury will sell the same seven-year security over three months. The first auction will create a new note. The next two will add to that issue, retaining its coupon and maturity. Auctions will remain monthly. Treasury announced the change on November 4, 2026. S01
The arrangement targets work that happens after issuance: moving securities between investors. Orders concentrated in a common security can be easier to match. Intermediaries hope to carry fewer positions and make better use of their balance sheets. Any reduction in the government’s interest costs still has to be demonstrated. S03 S04 S05
Our guide to the Treasury market covers the instruments and their maturities. This change concerns how many distinct securities are created.
Three sales will build one security
A fixed-rate Treasury note pays interest every six months and returns principal at maturity. The principal determines its interest payments. Its purchase price can be higher or lower than that amount. Each security’s CUSIP identifier specifies the exact claim being traded. S18 S12 S02
In a reopening, Treasury issues an additional amount of an existing security. The CUSIP, coupon and maturity stay the same. The additional sale has a different issue date and generally a different price. The new units become part of the same outstanding security. S02
The announced schedule provides for new seven-year notes in March, June, September and December, followed by reopenings in the next two months. In a full year under the new schedule, four new issues will replace twelve, while monthly auctions continue. The first cycle begins in March 2027, with reopenings in April and May. S01
Consider six sales of an illustrative $44 billion in principal each. Six distinct new issues would produce six securities of $44 billion. Two cycles, each consisting of a new issue and two reopenings, would produce two securities of $132 billion. Total principal sold would be $264 billion in either case. This example assumes constant amounts and excludes add-on allocations that could alter the final amount outstanding.
The $44 billion assumption comes from the November statement. It is the size of the actual August–October 2026 auctions and the anticipated November–January auctions. Definitive amounts for March, April and May 2027 remain to be announced. An advisory committee table also shows $44 billion for March and April, but expressly labels those figures as provisional and illustrative. A $132 billion issue is therefore not a commitment for the first cycle. S01 S16
The number of outstanding securities will decline as older issues mature. A questionnaire prepared for dealer meetings on January 29–30, 2026 described a steady-state exercise: 28 CUSIPs originating in this sector after seven years, a reduction of 56. The starting figure of 84 is derived from 28 + 56. These numbers describe a structural comparison under constant assumptions, rather than an inventory of all Treasury securities. S03
Dealers expect to carry fewer positions
Two notes from the same government, maturing a month apart, may pay different coupons. A trader required to deliver one cannot simply hand over the other. A nearby security may hedge some interest-rate exposure while leaving the trader obliged to find the specified issue.
Imagine one customer selling 100 units of security A and another seeking 80 units of B. The intermediary manages two separate securities. If both orders concern A, 80 units can be matched, leaving a residual of 20. The example assumes compatible prices and trading terms. It does not calculate regulatory balance-sheet savings.
The official consultation asks dealers to estimate precisely this type of reduction in gross positions: three monthly issues becoming a net position in a quarterly security. Accounting and prudential netting still depend on their own legal and operational requirements. S03
Minutes of the February 3, 2026 Treasury Borrowing Advisory Committee meeting, published the following day, report majority support among dealers. They expected better liquidity, especially as securities aged, and potentially billions of dollars in released balance-sheet capacity. The public text provides neither a precise amount nor individual calculations that would make the estimate reproducible. S04 The repo market and collateral circulation shape the financing of securities positions.
The balance sheets of intermediaries determine how much inventory they can carry. Released capacity could support more customer orders, better quotes, other business or lower costs for intermediaries. Competition and demand would determine how the benefits were shared. Lower government interest costs depend on better trading conditions reaching investors and improving their auction bids.
Liquidity changes as a security ages
The newest benchmark security at a given maturity is known as on-the-run. When a new issue replaces it, the older security becomes off-the-run. That place in the issuance calendar is associated with substantial differences in trading. S08
A New York Fed study published in November 2025, and discussed in a June 30, 2026 post, documents them. In the two-year sector over July 2017–June 2024, average daily volume was $56.3 billion for the current benchmark, $5.5 billion for the first off-the-run and $1.6 billion for the next. Effective spreads increased across those categories: 0.66, 1.22 and 2.23 basis points of price. One basis point here means 0.01% of the price. S07 S08
The spread estimates use executed customer trades, with the researchers’ specified filters, including trade sizes from $1 million to $25 million. They are not yield spreads. The observations concern the two-year sector and provide no numerical forecast for the seven-year reform. S08
The new calendar will keep a seven-year issue as the benchmark through the cycle’s three sales. After its replacement, it will retain the principal accumulated through reopenings. A larger outstanding amount can nevertheless remain in long-term portfolios. The result also depends on available supply, securities lending and customer orders.
Liquidity has several dimensions: execution cost, tradeable quantity, speed and the effect of an order on prices. An improvement for smaller transactions can coexist with difficulty executing a large sale. An assessment will need measures that remain comparable across those circumstances.
A fixed coupon trades at a changing price
An increase in interest rates between the initial sale and a reopening does not require Treasury to change the note’s coupon. Its price can fall to deliver the yield investors require. The coupon sets the contractual payments. Yield connects those payments to the purchase price under a specified convention. S12
Consider a hypothetical note with principal of 100 and an annual coupon of 4%, paid as two payments of 2. Exactly fourteen half-year periods remain. We value it at the start of a coupon period with zero accrued interest. At a required yield of 4%, its price is 100. At 3%, the same payments are worth about 106.27. At 5%, they are worth 94.15. The coupon stays unchanged. The calculations discount the cash flows using a nominal annual yield with semiannual compounding. S12 S13
All three prices describe the same valuation date. At a real reopening, the remaining maturity is shorter. The buyer may also owe interest accrued since the interest-start date or previous coupon, before receiving the next full semiannual payment. Settlement combines the security’s price with applicable accrued interest. S02 S13
Each auction has its own bids. After accepting eligible noncompetitive bids, Treasury accepts competitive bids in ascending yield order until the offered amount is allocated. All successful bidders pay the price corresponding to the highest accepted yield at that sale. A later reopening can therefore have a different uniform price. S11
With equal amounts and time measured in months, a cycle sells approximately seven years of remaining maturity, then six years and eleven months, then six years and ten months. The average is six years and eleven months. This measures time until principal repayment, distinct from modified duration, which measures price sensitivity to interest rates. Yield comparisons between a new issue and a reopening must allow for their different remaining maturities. S01 S02 S19
Better trading can coexist with a higher yield
The discussion was already under way in a January 2023 consultation. A May 2 presentation to the advisory committee envisaged marginal liquidity improvements and potentially very small funding-cost effects. It examined several maturities. Treasury’s November 2026 decision applies to the seven-year note. S17 S05 S01
Two forces can influence prices. Investors may pay more for a security they can easily resell. A reopening also adds supply to that particular issue and can reduce its scarcity. Demand and the uses of the security determine the balance.
Michael Fleming provides a historical example in a study published in 2002. Treasury bills reopened at twenty-six weeks were more liquid than comparable bills originally issued at that maturity, yet traded at lower prices and higher yields. The result concerns bills maturing between July 1996 and December 2000. It establishes an empirical possibility without predicting the effects of the 2027 reform. S09
The issuance cycle may also create temporary pressure. In our illustration, the completed benchmark reaches $132 billion, then its successor starts at $44 billion. The new security may attract concentrated demand before receiving its reopenings. The 2023 presentation identifies this change in issue size and possible scarcity at the start of a cycle. S05
In the repo market, securities are temporarily exchanged for cash under an agreement to repurchase them. A particularly sought-after issue may trade at a repo rate below the rate for general collateral. This specialness reflects the value of obtaining the security. Delivery of additional securities can ease the constraint, while the period before settlement remains exposed. S14 S10
Timing therefore matters alongside the final amount outstanding. In May 2026, Treasury announced faster settlement of twenty-year reopenings to shorten the period before delivery and mitigate repo pressure. The seven-year note will follow its own calendar. Dealers consulted in February expected largely benign effects on repo and futures markets. In August, most expressed little or no additional balance-sheet concern about an auction immediately before quarter-end. These remain professional expectations. S10 S04 S06
Our analysis of Treasury auction results explains how to compare a sale with prevailing market conditions.
The first cycles must show how benefits reach investors
A useful assessment would follow trading before and after each reopening and when the benchmark is replaced. It would compare volume, execution costs and auction terms while allowing for order size and volatility. The when-issued market, which trades securities before settlement, supplies a reference for auction pricing, subject to its own financing constraints. S08 S10 S11 S14
The reform must also be distinguished from changes in auction sizes, buybacks of older securities and broader interest-rate moves. The November statement describes Treasury’s buybacks too. An observed yield change cannot be assigned to the calendar alone without a relevant comparison of securities and market conditions. S01
March 2027 will bring the new benchmark. April and May will show how additional sales feed into its trading. At each stage, the practical questions remain: how much can customers trade, at what execution cost, and at what price can the government place its debt?
Sources
Treasury’s announcement sets the calendar. Consultations and meeting minutes report dealers’ expectations. TreasuryDirect and pricing regulations explain auction mechanics. Federal Reserve research supplies historical observations with their original periods and limitations.
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Quarterly Refunding Statement of Assistant Secretary for Financial Markets Hunter McMaster
Passages and scope
“Conversion of 7-Year Note to Quarterly New Issue”: quarterly issuance from March 2027, retaining monthly auctions; the size table does not set final amounts for the first cycle.
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Auction Reopenings
Passages and scope
Opening paragraphs: reopenings retain CUSIP, coupon and maturity, with a new price and sometimes accrued interest; the standing schedule does not yet describe the future seven-year regime.
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Agenda – February 2026 Refunding
Passages and scope
PDF p.3, topic 2, January 29–30, 2026 consultations: 84 to 28 issues after seven years and consolidation of gross positions; a steady-state scenario under constant assumptions.
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Minutes of the Meeting of the Treasury Borrowing Advisory Committee February 3, 2026
Passages and scope
February 3 meeting, discussion of seven-year notes: dealers’ expectations for liquidity and billions of balance-sheet capacity; the consulted professionals’ expectations, expressed as a broad estimate.
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Considerations for changing the issuance schedule for 2-, 3-, 5- and/or 7-year Treasuries
Passages and scope
Presentation of May 2, 2023, PDF pp.5, 8, 13 and 16: marginal liquidity gains, potentially very small funding-cost effects, reopening demand and transition; a preparatory assessment covering several maturities.
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Minutes of the Meeting of the Treasury Borrowing Advisory Committee August 4, 2026
Passages and scope
August 4 meeting, “Senior Debt Manager Stachura” paragraph: most dealers expected little or no additional balance-sheet concern before quarter-end; assessments made before implementation.
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Liquidity Fades as Treasuries Age
Passages and scope
Two-year charts: volumes of $56.3 / $5.5 / $1.6bn and spreads of 0.66 / 1.22 / 2.23 basis points of price, July 2017–June 2024; presentation of S08 based on the same historical two-year data.
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Liquidity and Trading Dynamics in the Off-the-Run U.S. Treasury Market
Passages and scope
Tables 2–3 and methodology: July 2017–June 2024 TRACE data, volumes and filtered customer spreads; November 2025 version, comparing two-year benchmark ranks. Official PDF.
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Are Larger Treasury Issues More Liquid? Evidence from Bill Reopenings
Passages and scope
Abstract, sections III.A and V: reopened bills are more liquid but cheaper, with sample maturities from July 1996 to December 2000; a historical experiment involving discount bills. Official PDF.
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Quarterly Refunding Statement of Deputy Assistant Secretary for Federal Finance Brian Smith
Passages and scope
Section on twenty-year settlement dates: announced auction-week settlement for reopenings intended to reduce repo specialness; a twenty-year decision starting with the reopening scheduled for June 16, 2026.
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How Auctions Work
Passages and scope
“We announce the auction” and “We hold the auction”: sale terms, non-competitive bids followed by competitive bids and uniform clearing yield; the price belongs to each individual auction.
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Understanding Pricing and Interest Rates
Passages and scope
“Bonds and Notes”: semiannual coupons and the relationship between yield, coupon and price; the illustration’s 4% coupon and yields are assumptions, not current market quotes.
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31 CFR Part 356, Appendix B: Formulas and Tables
Passages and scope
I.A.1, I.D, II.A and II.D: coupons, accrued interest and yield-price conversion; the teaching calculation assumes full periods and zero accrued interest. The displayed current-through date applies to Title 31 as a whole.
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The scarcity value of Treasury collateral: Repo market effects of security-specific supply and demand factors
Passages and scope
Sections I–IV: privately available collateral, repo scarcity and cash prices, using 2009–2012 data; private collateral availability is distinguished from gross outstanding amounts. Official PDF.
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TBAC Recommended US Treasury Financing Schedule for November 2026–January 2027 Quarter
Passages and scope
PDF p.1, “Provisional Indications for Next Refunding” and footnote: $44bn for March/April 2027 is illustrative and does not commit Treasury’s actual issuance; May is absent.
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Agenda – February 2023 Refunding
Passages and scope
PDF pp.1 and 3, topic 3, January 26–27, 2023 consultations: quarterly new issues and two reopenings across several maturities; an option submitted for consultation at that date.
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Treasury Notes
Passages and scope
Introduction and “Notes at a Glance”: fixed coupon, semiannual payments and principal repaid at maturity; the standing schedule does not supersede November’s dated decision on new CUSIPs.
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The U.S. Treasury Yield Curve: 1961 to the Present
Passages and scope
Section 6: synthetic reference with matching coupon and maturity to avoid cash-flow and duration differences; the fitted curve retains model error and does not independently identify a reform’s causal effect. Official PDF.
Limitations
Analysis is current through November 13, 2026. The new arrangement has not begun. No liquidity improvement, balance-sheet benefit or interest saving is presented as realized. The constant auction amounts, matched orders and three bond prices are constructed illustrations. Provisional advisory committee indications do not determine final auction sizes in 2027.
The two-year-sector observations and historical bill study do not directly measure the future seven-year regime. Netting requires specific conditions. Dealer expectations establish neither a fiscal saving nor its distribution between investors and intermediaries. The overlap between old and new issuance patterns will last several years. S03 S04 S05 S08 S09 S16
This analysis is not investment advice.
// cite this analysis
l0g, “Seven-year Treasuries: one note, three auctions”, l0g.fr, published November 13, 2026, updated November 13, 2026, https://l0g.fr/en/analysis/us-treasury-seven-year-reopenings-liquidity/
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