US Market: Is 6% the new threshold for Treasury yields?

For years, a 5% yield on the benchmark U.S. 10-year Treasury was viewed as a level that could trigger turbulence across global financial markets. But the recent breach of that threshold is prompting investors to consider whether 6% could become the next major level of concern.

The latest move above 5% has so far been brief, making it too early to determine whether the level represents a lasting shift in market dynamics. Reuters reported that investors and strategists are increasingly focusing on the relationship between Treasury yields and other major asset valuations, rather than treating 5% as an automatic trigger for a market selloff.

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Mike Bell, head of market strategy at BlueBay Asset Management, told Reuters that the significance of Treasury yields depends on their relative level compared with other investment metrics, particularly the earnings yield on equities. That relationship is approaching a potential inflection point that could increase pressure on stocks, he said.

Lessons From History

Historical market episodes provide some context for why investors are closely watching Treasury yields. Reuters reported that MSCI's main global stock index lost about half its value the last time the 10-year Treasury yield broke above 5%, shortly before the global financial crisis.

A similar decline occurred less than a decade earlier when Treasury yields surged to nearly 6.8%, contributing to the bursting of the dotcom bubble.

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However, market conditions have changed considerably since those episodes. JPMorgan analysts, cited by Reuters, pointed to a structural transformation in the global economy, with artificial intelligence, healthcare and services accounting for a larger share of economic activity. Companies in these sectors are continuing to invest and expand despite higher borrowing costs.

Reuters reported that JPMorgan believes the traditional interest-rate channel has become less restrictive, potentially pushing the level at which equities begin to experience significant pressure into the 5.5%-6% range. The assessment was based on views expressed by major investors at a recent JPMorgan conference.

A Major Repricing of Global Capital

A sustained rise in the 10-year Treasury yield from 5% toward 6% would represent a significant repricing in the roughly $29 trillion U.S. Treasury market, which serves as a benchmark for borrowing and asset valuations around the world.

Such a move could reflect a combination of higher inflation expectations, concerns about the sustainability of U.S. government finances and expectations that interest rates will remain elevated for an extended period.

Federal Reserve policymaker Austan Goolsbee has also raised the question of whether markets would respond differently if Treasury yields remained around 5% for a prolonged period rather than merely touching that level temporarily, Reuters reported.

The appeal of Treasuries becomes particularly important at higher yields because they are widely regarded as the global risk-free benchmark. At yields above 5%, investors would be able to lock in the highest returns available on U.S. government bonds since 2007.

Paul Jackson, Invesco's global head of asset allocation research, told Reuters that his analysis showed global stocks tend to come under pressure when the 10-year Treasury yield has averaged around 4.72% over 12 months and then begins rising.

The current 12-month average remains below that level at roughly 4.34%, suggesting that the historical threshold has not yet been reached. Jackson told Reuters that he has nevertheless been reducing his exposure to equities and increasing allocations to government bonds as Treasury yields become more attractive.

Emerging Markets Face Pressure

Emerging markets could also face greater challenges if U.S. Treasury yields continue climbing.

Higher Treasury yields can boost the dollar and make dollar-denominated assets more attractive to international investors. This can divert capital away from emerging economies and increase financing pressures, particularly for countries with substantial dollar-denominated debt.

Reuters reported that the latest investment-flow data showed the biggest outflow from emerging-market bond funds in several months, while equity funds also experienced withdrawals. Issuance of emerging-market sovereign debt has meanwhile been notably weaker during September.

Alison Shimada, head of total emerging markets equity at Allspring Global Investments, told Reuters that the environment was not particularly favourable for emerging markets, although she remained constructive because there were no signs of a severe deterioration in conditions.

The Psychological Threshold

Beyond the immediate impact on borrowing costs and asset valuations, the biggest risk could be psychological.

As investors increasingly consider the possibility of 6% Treasury yields, markets could begin reassessing assumptions built around years of abundant liquidity and exceptionally low borrowing costs.

That could force investors to adjust equity valuations, corporate investment expectations and asset-allocation strategies to reflect a permanently higher cost of capital.

Neil Birrell, chief investment officer at Premier Miton, told Reuters that equity markets were not currently showing signs of a major collapse. However, the impact of higher Treasury yields could become more visible if investors begin incorporating sustained yields above 5% into their longer-term valuation models.

For now, the move above 5% remains a relatively recent development. Whether 6% becomes the next major market threshold will depend on inflation, Federal Reserve policy, fiscal conditions, economic growth and how investors reassess the relative attractiveness of bonds and equities.

The debate is increasingly shifting from whether 5% is too high to how global markets would adjust if 5% or even 6% Treasury yields became a more persistent feature of the investment landscape.

(Disclaimer: Recommendations, suggestions, views and opinions given by the experts are their own. These do not represent the views of The Economic Times)