Global bond market faces renewed surge in yields

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Global bonds fall

Highlights

U.S. 10-year yields climbed to 4.81%.
Japan's 10-year yield remained above 3%.
Higher oil prices revived inflation concerns.
Fiscal risks are increasing pressure on bonds.

The U.S. 10-year Treasury yield climbed to 4.81%, near a three-year high, while Japan's benchmark yield remained above 3% after reaching a three-decade high. Australia's 10-year yield rose to 5.198%, its highest in more than 15 years, while German bund futures fell to their weakest level since 2011, Reuters reported.

Oil adds to pressure on bonds

The latest move reflects a combination of inflation, fiscal, and supply concerns. The Middle East conflict has driven energy prices higher, complicating the outlook for central banks already struggling to return inflation sustainably to target.

On Wednesday, Brent crude rose above $95 a barrel. Higher energy prices could feed into transportation, production, and consumer goods costs, making investors less willing to hold long-term debt without additional compensation.

Large borrowing needs are adding another source of pressure. Governments face elevated deficits and rising interest expenses, while major technology companies are issuing debt to finance artificial intelligence infrastructure. That additional supply is competing for investor capital at a time when buyers are already demanding higher yields.

Rate expectations shift higher

Central bank policy is reinforcing the move. The U.S. two-year Treasury yield rose to 4.41%, its highest since January 2025, after Federal Reserve Chair Kevin Warsh's recent comments strengthened expectations for tighter monetary policy.

Markets are pricing in a European rate increase next week and roughly a 68% probability of a U.S. increase the following week. That shift reduces the appeal of existing bonds carrying lower yields and puts additional pressure on prices.

Japan illustrates how broad the adjustment has become. Its 10-year government yield stood at 3.01% Wednesday, reflecting both global pressure on borrowing costs and concerns about domestic spending plans.

Higher yields test governments and markets

The bond route matters well beyond sovereign debt. Government yields serve as benchmarks for mortgages, corporate borrowing, and other financing costs, meaning sustained increases can tighten financial conditions even without additional central-bank action.

A move in the U.S. 10-year yield toward 5% could also increase pressure on equity valuations, particularly technology and other growth stocks whose expected earnings stretch far into the future. Governments face a similar squeeze as refinancing becomes more expensive.

For investors, the combination of expensive energy, persistent inflation, and rising public debt is changing the risk calculation. If yields continue climbing, markets may increasingly test how much higher borrowing costs households, companies, and governments can absorb before growth begins to weaken.

Earlier, we reported that Japanese bond yields climb to 30-year highs as rate expectations rise.

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