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Updated on: May 20, 2026 / 2:47 PM EDT

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Rising Treasury yields are sending a warning signal: Investors are worried that higher inflation could keep the Federal Reserve from cutting interest rates anytime soon.Treasurys, or bonds issued by the U.S. government, are considered among the safest investments in the world. Their yields move with investor demand and expectations for inflation, economic growth and Fed policy. That makes the bond market a closely watched gauge of investor sentiment, and something of an early warning system for a range of risks, such as fiscal concerns and even recessions.Inflation often leads the Fed to raise interest rates to stabilize prices. That lowers the price of existing Treasury bonds because they become less attractive to investors compared with newly issued bonds offering higher yields. In April, inflation rose at its fastest pace in almost three years, driven by surging oil and gas prices. As a result, financial markets see little chance that the Fed will move to cut interest rates in 2026. In fact, the probability of a rate hike this year has increased, according to CME FedWatch, which predicts changes to the Fed's benchmark rate based on futures prices.As inflation flares, investors have been selling Treasurys in recent weeks, pushing prices lower and yields higher. The yield on the 30-year Treasury reached 5.19% on Tuesday — its highest point since July 2007. The 10-year Treasury yield jumped to 4.69%, its highest point since January 2025. Higher Treasury yields also matter because they influence mortgage rates, corporate borrowing and the relative appeal of stocks.