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10-year Treasury yield hits 4.85% on $6B buyback news

By Markets Desk · 2026-09-09 · 2 min read
A stack of government bonds and a calculator on a desk
Illustration: Tradingbird

The 10-year US Treasury yield reached 4.85% on Wednesday. This is the highest level since 2023. The move followed the Treasury Department's confirmation of a $6 billion bond buyback.

The 10-year US Treasury yield reached 4.85% on Wednesday. This is the highest level since 2023. The move followed the Treasury Department's confirmation of a $6 billion bond buyback. The department specified the size of the operation, which was first hinted at in August. The buyback is three times the standard $2 billion operation. The transaction is scheduled for Thursday. Market watchers note the timing as significant. It underscores the administration's focus on borrowing costs.

Yields have risen across the globe. Investors are reacting to higher energy prices. Central bank rate hike expectations are also a factor. Corporate debt issuance for AI infrastructure is adding pressure. Government deficits continue to weigh on confidence. These factors push bond prices down. Lower prices drive yields higher. Borrowing costs for consumers and governments are increasing as a result.

Buyback size triples standard operation

The Treasury Department announced the buyback on August 19. The initial plan was to double the standard size. The final figure is up to $6 billion. This is triple the usual $2 billion amount. Treasury Secretary Scott Bessent is using available tools to manage yields. The goal is to reduce the cost of borrowing. The operation aims to provide short-term relief. It does not alter the underlying fiscal fundamentals.

Mortgage rates follow benchmark yields

The 10-year yield sets the benchmark for mortgages. Higher yields lead to higher mortgage rates. The average 30-year fixed rate hit a new high last week. It is the highest level since July 2025. This directly impacts housing affordability. Rising costs compound cost-of-living concerns. The link between bond markets and consumer finance is direct. Any rise in the 10-year yield tightens credit conditions.

Global borrowing costs reach multi-year highs

The rise in yields is not limited to the US. Europe and Asia see similar trends. Bond yields in France and Italy surged on Wednesday. The United Kingdom also saw a spike. These multi-year highs reflect global economic pressures. Energy costs remain a key driver. Fiscal concerns add to the uncertainty. The bond market is under stress worldwide. Investors are demanding higher returns for holding government debt.

Based on reporting by GN auto markets/bonds: treasury yields, compiled by the Tradingbird desk.

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