The Quarterly Refunding Announcement is a duration-supply event, not a rate decision. Treasury is telling you how much it has to borrow, which tenors it will borrow in, and how much of the job it hands to bills instead of coupons. Push more coupon supply into the long end and someone has to hold that duration, which lifts term premium and steepens the curve. Lean on bills instead and that duration never reaches the market, which supports the long end out to the 30-year. It happens four times a year, so the reaction is concentrated. Prices move on the gap between the announcement and what the market had already assumed, not on the absolute numbers. Watch the size increments, the split between bills and coupons, and the wording of the guidance.
The refunding months are February, May, August and November, and each round comes in two parts. On the Monday of refunding week, usually around 3:00pm ET, Treasury publishes its privately-held marketable borrowing estimate. That is the net borrowing it expects to need for the current quarter and the one after, plus the cash balance it assumes it will be holding at quarter end. That number sizes the funding job, and it is the first thing the market reprices.
The refunding statement itself comes at 8:30am ET on the Wednesday, and everything arrives in that one release: the auction size table, the guidance on bills versus coupons, the TBAC recommendation letter and the buyback schedule. Put both dates in your calendar. The Monday number tells you how big the borrowing job is, the Wednesday statement how Treasury means to fund it. Either one on its own can move rates hard.
Most of the Wednesday statement is a single table of nominal coupon auction sizes: 2s, 3s, 5s, 7s, 10s, 20s and 30s, plus FRNs and TIPS. What you want from it is the dollar change per tenor against the prior quarter, and more than that, where Treasury chose to put any increase. Add to the 2-year, 3-year or 5-year and almost no duration comes with it, so the market absorbs it easily. Add to the 10-year, 20-year or 30-year and it cheapens the long end directly.
The 20-year never settled in. It has traded persistently cheap to the tenors either side of it since it came back in 2020, and Treasury has trimmed it repeatedly to relieve that concession. When you scan the table, weight the long-end increases most heavily. A $3bn add to the 30-year eats far more of the market's duration budget than the same add at the 2-year. What happens next shows up in the auctions themselves, on the auctions hub.
TBAC guidance is to keep T-bills at roughly 15 to 20% of total marketable debt outstanding. When Treasury funds a jump in the deficit with bills, the way it did through the second half of 2023, the front end takes the flood and the long end is spared duration it would otherwise have to absorb. That is supportive for 10s and 30s. It does pressure front-end repo and SOFR, which is the cost of funding it that way. Term the debt out into coupons and you get the reverse: more duration for the private market to hold.
So the quickest read on whether the mix helps the long end is the bill share against that 15 to 20% band. Above the band and rising, Treasury is leaning on bills and protecting the long end. A deliberate move back into coupons is a signal Treasury is rebuilding duration supply. Read the bill share and the coupon increments together, because either one on its own is half a funding decision.
Dealers turn the whole size table into 10-year equivalents, which means weighting each tenor's issuance by its duration to get the net duration supply hitting the market that quarter. Rising duration supply is what drives term premium. The more long-dated paper the private market has to hold, the more yield it demands for holding it, and the more 5s30s and 10s30s steepen. That is why the QRA trades like a supply shock and not a policy signal.
August 2023 is the case everyone points to. The long-end coupon increases came in bigger than expected, in the same week as the Fitch downgrade, and term premium repriced sharply. The 10-year pushed toward 5% in a bear steepener led by the long end. If you trade the curve, work out what the QRA change does to your 2s10s and 5s30s positions before the print. The reaction shows up in the slope as much as in outright yield.
Read the forward-guidance sentence, the TBAC recommendation letter and the buyback schedule next to the table rather than after it. In November 2023 Treasury came in under expectations on long-end increases and said it did not expect to need further nominal coupon size increases for at least the next several quarters. A smaller long-end skew than the market feared, said out loud like that, set off one of the sharpest bond rallies of the cycle and reversed much of the August move.
The refunding is also where Treasury sets its buyback schedule, meaning liquidity-support purchases of off-the-run issues plus cash-management operations. Buybacks do not reduce net supply. They do matter for liquidity in the specific issues involved, and for how the market reads Treasury's intentions. Between the statement and the Q&A that goes with it, the funding path for the next two or three quarters is effectively locked in, so trade the guidance as well as the current-quarter change.
Nothing about the QRA is a surprise except its contents, so set up for both prints in advance. Helious flags the Monday borrowing estimate and the Wednesday refunding statement on the calendar. The MOVING and BONDS tabs in the feed carry the size table and the term-premium reaction the moment they cross, so you are not waiting on a desk note. Put alerts on your long-end tenors before the 8:30am release and you catch the first repricing rather than the third.
Then follow the supply into the auctions themselves. A heavier issuance calendar shows up as fatter tails at the affected tenors over the following weeks, and the tail is the market's own verdict on whether it can absorb the new sizes. Track it on the auction analysis and the tail dataset, and read this one next to how to read a Treasury auction result. The [live desk](/) puts the QRA, the feed and the auction follow-through on one screen.
