Volatilidade Global das Taxas de Juros e Fragilidade Estrutural nos Mercados de Crédito

US Treasury Yields and Macro Divergence

The US Treasury market has experienced significant volatility, characterized by a sharp ascent in long-term borrowing costs followed by recent attempts at stabilization. US 30-year Treasury yields recently surged toward historical highs, exceeding 5.33% before settling near 5.29%. This upward movement has been driven by persistent concerns regarding the US budget deficit, public debt, and inflation. At various points, the 30-year yield reached levels not seen in 19 years.

However, the trajectory has shown signs of intraday reversal. The 10-year yield recently fell 1.6bp to 4.708%, the 30-year yield dropped 2.6bp to 5.284% after hitting its highest level since 2007, and the 2-year yield declined 0.5bp to 4.177%. This retreat was supported by US employment and inflation data that arrived weaker than expected, which has lowered market expectations for further interest rate hikes by the Federal Reserve. While geopolitical tensions, such as those involving US-Iran relations and the Strait of Hormuz, initially triggered inflation concerns, cooling labor and price indicators appear to be providing a floor for bond prices.

Structural Weakness in European and UK Growth

While US yields face a tug-of-war between deficit concerns and cooling data, European growth prospects appear increasingly fragile. ECB President Christine Lagarde has noted that Europe's post-war growth model is weakening as its three primary pillars—expanding global trade, mid-tech manufacturing, and cheap energy—face significant challenges. The erosion of these pillars is evidenced by a rise in global trade restrictions, with more than 2,500 implemented last year. This weakening environment may necessitate a more accommodative monetary policy stance from the ECB to support growth.

In the UK, the labor market is showing similar signs of softening. Private sector wage growth fell to 2.8% for the three months to June, marking its lowest level since October 2020. Furthermore, UK vacancies dropped by approximately 6,000 between the May-July and February-April periods, reaching 707,000—the lowest level in over five years and the lowest since 2014, excluding the pandemic years. This cooling in labor demand suggests a shift in the domestic economic landscape.

Fragility in Housing Finance and Developer Credit

The housing sector is exhibiting deep-seated credit and fiscal risks across multiple jurisdictions. In China, regulatory scrutiny of real estate developers has intensified, uncovering widespread "non-operating fund occupations" and undisclosed related-party transactions. For example, Xinyuan reported a debt overdue amount of 593.879 million yuan between August 20 and 31, 2025, while its non-operating fund occupation rose to 6.482 billion yuan by the end of 2025. The prevalence of executives "hollowing out" firms through unauthorized transfers is a notable risk, exemplified by Shimao Group's inflows of 11.2 billion and 4.023 billion yuan to a group pool between 2020 and 2022.

Structural issues are also evident in the delivery of housing credit in South Korea. Direct lending from the Housing and Urban Fund accounted for only 1.03% (2,200 cases) of new Didimdol/Beotimmok loans, leaving 98.97% (211,000 cases) to rely on bank-funded interest subsidies. In Australia, a deepening national housing downturn poses risks to fiscal streams, specifically regarding the potential for declining stamp duty revenue.

Corporate Credit and Global Equity Pressure

The surge in long-term yields is exerting significant downward pressure on global equity markets, particularly in growth-oriented sectors. Asian markets have seen sharp declines, led by a 5.2% drop in South Korean stocks and a 5.75% fall in the KOSPI. Specific technology and semiconductor stocks, such as SK Hynix and SanDisk, have fallen by over 9%. This environment suggests that traditional growth sectors are currently fragile, while energy stocks appear more supported by commodity prices, such as oil topping $90.

The corporate bond market is also undergoing a structural shift. Companies are increasingly rushing toward mezzanine financing as access to traditional corporate bonds becomes blocked. While some large-scale liquidity remains available—evidenced by EXL securing a new $1 billion senior secured credit facility—the broader trend toward alternative debt structures indicates a more cautious and potentially friction-filled credit environment. This shift creates potential fragility if falling stock prices trigger repayment issues for mezzanine issuers.

What to watch

• The release of the Federal Reserve's meeting minutes to gauge shifts in monetary policy outlook.
• Upcoming earnings reports from four US mega-cap companies.
• The stability of the US 30-year Treasury yield relative to its 5.3% level.
• The continued trajectory of oil prices relative to the $90 level.
• Future UK ONS employment and wage data to monitor the trend in vacancies and wage growth.
• The ability of developers to disclose accurate annual reports and manage non-operating fund occupations.
• Developments in the Australian housing market that could impact property tax revenue.