U.S. bond yields soar above 5.17%, Wall Street warns rapid rise could trigger financial market turmoil

[Financial Channel/Comprehensive Report] The U.S. 10-year Treasury bond yield has risen rapidly recently, exceeding 5.17% on the 24th, causing Wall Street to pay attention to potential risks in the financial market. Market participants pointed out that the real concern at the moment is not necessarily "how high" yields rise, but how fast they rise. Looking back over the past 50 years, whenever the 10-year U.S. Treasury yield experienced a similar rapid rise, it was often accompanied by violent fluctuations in the financial market and even the outbreak of a financial crisis.

CNBC reported that the 10-year U.S. Treasury yield continued to rise this week, exceeding 5.17% on the 24th. It was still lower than 4.8% two weeks ago, and was once lower than 4.6% in August. The sharp rise in a short period of time has become the focus of market attention. On the 23rd, the yield rate even experienced the largest single-day increase since April 7, 2025.

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John Roque, director of technical analysis at 22V Research, compiled the trend of 10-year U.S. bond yields over the past 50 years and found that there have been 16 similar rapid increases in history, and each of them was accompanied by some form of financial market disaster. These events vary in scale, from the collapse of Silicon Valley Bank in 2023 to the stock market crash of 1987.

"Just like night must be followed by day, when the 10-year yield goes up, something is going to be affected. It's always a good idea to err on the side of caution," Roque said.

The key behind this is that the 10-year U.S. Treasury yield is not just a number in the bond market, but an important borrowing cost benchmark for the overall economy. Mortgage rates, corporate financing, and even some hedge fund transactions may be affected by changes in the 10-year yield. When yields rise sharply in a short period of time, investment and financing strategies originally based on low interest rates or stable borrowing costs may begin to come under pressure.

Past experience also shows that a rapid rise in interest rates may not trigger an immediate crisis. The real problem may gradually emerge after several months or even longer. For example, during the housing market crisis in the 2000s, rising interest rates increased the repayment pressure on some borrowers who took floating-rate loans, and also exposed problems accumulated by financial institutions' previous loose lending. The bursting of the dot-com bubble involved multiple factors such as the overvaluation of technology companies, but rising interest rates also played a part.

Now the market is starting to look for the next link that might come under pressure. The report pointed out that some traders are focusing on the rapidly expanding private credit market with relatively limited transparency, as well as AI data center investment plans supported by large amounts of debt, some of which even have off-balance sheet arrangements.

Banking is also an area that markets watch closely. Roque pointed out that when rapid rises in interest rates caused market problems in the past, the banking industry was often one of the industries that suffered the greatest impact. Currently, regional bank stocks have fallen back. In addition, industries that are more sensitive to interest rates, such as utilities and home builders, are also beginning to show signs of stress.

It is worth noting that this wave of rising U.S. bond yields is not caused by a single factor. Recent global inflationary pressures, government fiscal deficits and massive bond issuance, as well as energy prices and other factors have continued to affect the bond market. A recent Reuters report also pointed out that due to the impact of energy prices and inflationary pressures, major central banks in the United States, Europe and Japan are facing pressure to tighten monetary policies again.

For the stock market, in addition to the absolute level of yield rates, the speed of fluctuations in the bond market is also worthy of attention. The trading department of JPMorgan Chase recently reminded investors to pay attention to bond fluctuations, believing that violent fluctuations in the bond market may pose a greater headwind to the stock market than the level of yield rates themselves.

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