The U.S. Department of the Treasury announced Wednesday it is doubling the maximum size of liquidity support buyback operations for longer-dated nominal coupon securities, a decisive move to stabilize a bond market that saw 30-year yields spike to their highest level since 2007 earlier this week.
Under the new parameters, buyback operations in the 10-to-20-year and 20-to-30-year sectors will increase from a maximum of $2 billion per session to at least $4 billion, effective September 9 and running through November 4, 2026. The Treasury said future buyback sizes will be reviewed at the next Quarterly Refunding on November 4.
Yields Fall Sharply on the News
The announcement triggered an immediate rally in long-dated Treasuries. The 30-year yield dropped 8 basis points to 5.20%, pulling back from the 5.33% peak touched Tuesday that marked a 19-year high. The 10-year yield fell 5 basis points to 4.65%. Bond prices move inversely to yields, meaning the rally reflected fresh demand for government debt.
U.S. equities extended their gains in tandem. The Dow Jones Industrial Average rose 0.66% to 53,694, while the S&P 500 added 0.65% to 7,741. The VIX volatility index dropped 4% to 15.20, signaling a reduction in near-term fear across markets.
Treasury Cites Strong Market Demand
In its official press release, the Treasury said the increase “reflects Treasury’s desire to provide greater liquidity support in longer-dated nominal sectors where there is consistent strong sponsorship from market participants, as evidenced by the significant volume of high-quality offers Treasury routinely receives in longer-dated buyback operations.”
This is NOT a debt paydown, it is just a rearrangement of the maturity schedule of Treasuries.
Peter Boockvar, chief investment officer at Bleakley Financial Group, emphasized that the buyback program does not reduce the total stock of U.S. debt but rather shifts the maturity profile to improve market functioning. The distinction matters: the operation addresses liquidity, not fiscal consolidation.
Context: A Global Bond Selloff
The intervention follows a broad sovereign debt rout that has sent borrowing costs to multi-decade peaks worldwide. The 30-year U.S. yield had climbed to 5.33% on Tuesday, its highest since 2007, as rising oil prices and persistent inflation expectations pushed investors to demand higher term premiums. South Korea’s KOSPI triggered a circuit breaker Monday after a 5.8% plunge driven partly by the same yield shock, and European sovereign debt markets have also faced sustained selling pressure.
Treasury Secretary Scott Bessent has faced growing calls from Wall Street to address the long-end dysfunction. The buyback increase is the first concrete step beyond rhetoric. A $16 billion auction of new 20-year bonds is also scheduled this week, and market participants will be watching closely for signs of strong demand.
Sources: U.S. Department of the Treasury; Reuters; Yahoo Finance; CNBC; Bloomberg
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