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Global Bond Selloff Drives Borrowing Costs to Multi-Decade Highs Amid Economic Headwinds

Importance: 92/10019 Sources

Why It Matters

The sustained increase in global borrowing costs due to the bond market selloff indicates tighter financial conditions worldwide, which could stifle economic growth, impact corporate and government debt sustainability, and heighten market volatility.

Key Intelligence

  • Global bond markets are experiencing a significant selloff, with long-term borrowing costs soaring to multi-decade highs in the US (30-year yields highest since 2007) and Germany (highest since 2011).
  • Rising yields are attributed to renewed 'bond vigilante' activity, underlying structural changes in the US Treasury market, and a decline in foreign holdings of Treasuries, notably from Japan.
  • Geopolitical tensions and increasing oil prices are weakening overall risk appetite, contributing to declines in stock markets and halting rallies in some emerging assets.
  • Central bank rate hike expectations remain a key influence, with reduced hike bets supporting gold and some emerging currencies, while M&G believes too many hikes are still priced into Korean bonds.
  • Broader economic concerns include a severe supply crunch in the copper market and China's efforts to bolster its economy following a significant growth slowdown.

Source Coverage

Google News - AI & Bloomberg
8/18/2026

M&G Backs Korean Bonds, Sees Too Many Rate Hikes Priced In - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

Watch Stocks & Bonds Fall as Oil Rises on Geopolitical Tensions | The Close 8/17/2026 - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

Gold Holds Two-Day Gain on Reduced Rate-Hike Expectations - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Supply Crunch Grips Copper Market as Key Spread Flares Out - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Xi’s No. 2 Urges More Support for Economy After Big Growth Slump - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Global Bond Slump Sends Long-Term Borrowing Costs to Highest in Decades - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Yardeni Warns Bond Vigilantes Stirring as US Yields Near 5% - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Traders Short French Bonds as Fight Over Budget Set to Escalate - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

The Two Megatrends Changing the US Treasury Market - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

Foreign Holdings of Treasuries Fell in June, Led by Japan Drop - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

Microsoft-Tied ‘Project Odyssey’ Bond Lures Buyers at Junk Yield - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

US Bond Selloff Drives 30-Year Yields to Highest Since 2007 - Bloomberg.com

Google News - AI & Bloomberg
8/17/2026

Emerging Currencies Rise to Record High as Fed Hike Bets Ease - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Emerging Assets Halt Rally on Higher Oil Prices, Bond Selloff - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Watch Bond Selloff Weakens Risk Appetite; Trump Takes Hard Line on Iran | Bloomberg Brief 08/18/2026 - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

US Stock-Index Futures Drop as Bond Yields, Oil Prices Rise - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Watch Global Bonds Slump Sends Borrowing Costs Soaring - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Watch Bond Vigilantes Are Back. What's Driving the Selloff? - Bloomberg.com

Google News - AI & Bloomberg
8/18/2026

Germany Sells 30-Year Bonds at the Highest Yield Since 2011 - Bloomberg.com