• The US Treasury may tap its nearly $1 trillion cash account to fund expanded bond buybacks, potentially giving it major firepower to push long-term yields lower.
  • Treasury recently doubled minimum buybacks of longer-dated securities to $4 billion, with Bessent signaling even larger purchases are possible.
  • Using existing Treasury cash could strengthen the program's market impact while reducing the need for Federal Reserve involvement.

A New Tool in the Treasury's Arsenal

Treasury Secretary Scott Bessent hinted that the department could significantly expand its long-bond buyback program, possibly surpassing the recently doubled minimum of $4 billion per issue. According to people familiar with the matter, the Treasury is considering using its nearly $1 trillion cash balance to fund these purchases, which could provide substantial firepower to influence the long end of the yield curve.

"We have the tools to ensure market functioning and lower borrowing costs," Bessent said in a recent interview, emphasizing the Treasury's commitment to stabilizing the 10–30 year segment. The move comes after a blowout in long-duration yields triggered aggressive intervention and a market selloff, prompting the Treasury to act.

Market Impact and Fed Independence

By leveraging its own cash reserves rather than relying on the Federal Reserve, the Treasury could enhance the program's credibility and reduce the need for central bank involvement. Analysts note that this approach could serve as a quasi-QE tool without formally engaging the Fed, a strategy that might appeal to policymakers wary of political implications.

"Using existing cash is a clever way to inject liquidity directly into the market," said a fixed-income strategist at a major bank. "It gives the Treasury more control and could have a more immediate impact on yields."

The program, which began as a modest effort to improve liquidity, has quickly evolved into a powerful intervention mechanism. After the recent spike in long-term yields, Treasury doubled its minimum buybacks, and Bessent indicated that further expansions are on the table if conditions warrant. "We are prepared to scale up as needed," he said.

Broader Implications

These actions aim to calm liquidity, stabilize yields, and support mortgage and borrowing costs, which have been sensitive to volatility in the long end. Markets have reacted positively to the Treasury's intervening measures, with some investors seeing this as a new era of active management.

"This is a significant shift in the Treasury's approach," said a former Treasury official. "It's no longer just about debt management; it's about actively shaping market conditions."

While the full scope of the program remains unclear, the potential use of up to $1 trillion in cash reserves signals a bold new strategy. As one trader put it, "This could be a game-changer for the bond market."

Correction: An earlier version of this article incorrectly stated the size of the cash account. The correct figure is approximately $1 trillion.