Treasury Secretary Scott Bessent is looking at the government’s own checking account and seeing an opportunity. The Treasury General Account, sitting at roughly $950 billion, could become a war chest for an expanded program of US bond buybacks targeting the thinly traded corners of the long-dated debt market.
On August 19, the Treasury announced it would double the size of its liquidity-support buyback operations, lifting the cap from $2 billion to at least $4 billion per transaction, with operations running from September 9 through November 4.
What Bessent is actually doing
The focus is on securities with maturities between 10 and 30 years. These are the bonds that have been giving markets fits lately, with the 30-year yield recently hovering around 5.23% to 5.25%.
Bessent indicated on August 20 that individual buyback operations could even exceed the $4 billion floor depending on market conditions.
The $950 billion TGA balance is the quiet engine making this possible. Under the Biden administration, the target range for that account was $550 billion to $600 billion. The current balance overshoots that benchmark by roughly $350 billion to $400 billion, giving Bessent a cushion to fund purchases of older, higher-yielding bonds without immediately needing to issue new short-term bills to raise cash.
The $40 trillion backdrop
US public debt crossed $40 trillion in mid-August 2026, a milestone that sounds abstract until you consider the interest payments attached to it.
By purchasing older bonds trading at discounts, often with higher coupon rates reflecting when they were issued, the Treasury can retire expensive debt while simultaneously improving liquidity conditions.
Bessent has been careful to frame the buybacks as liquidity support rather than yield management. Instead, the Treasury is positioning these operations as cleaning up market microstructure, making it easier for investors to buy and sell government bonds without massive price dislocations.
Why bond investors are paying attention
The 30-year Treasury bond has been volatile for reasons that extend well beyond any single policy decision. Widening fiscal deficits, heavy corporate borrowing, and persistent uncertainty about the trajectory of interest rates have all contributed to swings in long-end yields.
Liquidity in off-the-run Treasuries, bonds that aren’t the most recently issued in a given maturity, can be surprisingly thin. When a large holder needs to sell and there’s no ready buyer, prices can gap in ways that feel disconnected from fundamentals.
There’s a catch, though. Using the TGA to fund buybacks without issuing new debt is essentially drawing down a buffer. If unexpected expenses arise, or if tax receipts come in lighter than projected, that $950 billion cushion could shrink faster than anticipated, potentially forcing the Treasury back into the new-issuance market at inconvenient times.
Disclosure: This article was edited by Editorial Team. For more information on how we create and review content, see our Editorial Policy.

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