U.S. Long-Term Yields Hit a Year-High, 30-Year Nears 5.1%

2026-05-16

U.S. 30-Year Bonds Near the Mid-5% Range

Long-term U.S. yields keep climbing. On the 15th, the 30-year Treasury yield rose above 5.1%, nearing a level long watched by the market. In addition to renewed inflation fears tied to a prolonged Middle East crisis, concerns over U.S. fiscal stability are also behind the rise.

10-Year Yield Hits a Year-High

The 10-year Treasury yield, a benchmark for long-term rates, briefly rose to 4.599% on the 15th, according to LSEG in London. That is the highest level in about a year. Rising yields push bond prices down and also make stocks look relatively expensive. The Dow Jones Industrial Average fell 537 points from the previous day to 49,526, and the three major U.S. indexes all dropped by just over 1%.

Inflation and Fiscal Worries Drive the Move

At present, concern over a renewed inflation uptick is fueling bond selling. In addition to April’s key inflation gauge rising more than expected, the U.S.-China summit through the 15th reportedly showed no progress toward easing the Middle East situation. Jose Torres, senior economist at Interactive Brokers, said there was little in the news bond investors had hoped for, leading to disappointment selling.

With views growing that the Strait of Hormuz remains effectively blocked, near-term WTI crude, the U.S. oil benchmark, has stayed elevated in the $100-per-barrel range. Bonds with fixed coupon payments are vulnerable to inflation, since the real value of the interest they pay tends to erode.

Attention on the 5% Line for 30-Year Bonds

The market is focusing on 30-year Treasuries. On the 15th, the yield at one point reached 5.13%, and the 5.16% to 5.17% levels set in October 2023 and May 2025 are seen as near-term resistance. If it breaks through, it would be the highest level since August 2007.

Guneet Dhingra, head of U.S. rates strategy at BNP Paribas, rejects the view that 5% is a hard ceiling. He sees the rise in yields as driven not only by inflation fears but also by concerns over U.S. fiscal credibility. What curbed the yield spike in 2023 was the U.S. Treasury signaling in its November 2023 to January 2024 issuance plan that it would slow the pace of increased long-bond auctions, but the latest May-to-July 2026 plan offered no new guidance.

Expectations of widening fiscal deficits also remain strong. While defense spending is swelling due to the Iran conflict, a U.S. Supreme Court ruling rejecting the legal basis of the “Trump tariffs” means massive refunds to importers are expected to begin. JPMorgan Chase projects the U.S. fiscal deficit in 2026 at $1.98 trillion.

U.S. Stocks Look Costly, Highest Since 2002

The sharp rise in yields could also weigh on U.S. stocks, which have been on an uptrend since April. The earnings yield, the inverse of the P/E ratio used to gauge whether stocks are expensive or cheap, shows the return on earnings relative to the investment amount.

According to FactSet, the S&P 500’s earnings yield on a 12-month forward basis is 4.6%, below the 5.1% yield on 30-year Treasuries. The 0.5-point gap is the largest since 2002, when markets were in the aftermath of the dot-com bust.

Some argue that part of the rally can be justified by strong semiconductor shares, supported by AI-related investment demand, as well as limited appetite to move funds into Treasuries amid fiscal concerns. Still, the yield on U.S. Treasuries, long viewed as a safe asset, has served as a benchmark for all financial assets. If that benchmark shakes, markets tend to turn more risk-averse.

Michael Hartnett of Bank of America said that, aside from the dot-com bubble, examples such as Japan in the 1980s and China through 2007 show that bubbles and booms have ended with sharp yield spikes. While his base case is that the 5% line for 30-year bonds will hold, he warned that a large break above it would “open the door to disaster.”

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