Why Higher Treasury Yields Have Not Alarmed Corporate Borrowers

what happened

A Reuters column by Marty Fridson examines an unusual bond-market pattern: higher funding costs have not produced a broad rise in default risk. The yield on the US 10-year Treasury moved from its 2026 trough of 3.96% in February to 5.31% on October 5, the highest level in 24 years.

The conventional concern is straightforward. Rising rates lift companies’ interest bills, while a weaker economy can reduce earnings. Together, those pressures should make it harder for borrowers to generate enough cash for coupon payments and should push credit spreads wider. Yet ICE Indices showed the spread on its US investment-grade corporate bond index falling from 86 basis points to 84 between February and September. High-yield markets displayed a similar overall pattern, although spreads for bonds rated CCC and below widened as borrowing costs increased.

Fridson says academic research has repeatedly found that spreads generally become narrower when Treasury yields rise, despite the apparently persuasive argument in the opposite direction. The tightest spread in his comparison, 54 basis points, was recorded in September 1997, when the Treasury yield stood at 6.12%. The widest, 608 basis points, came in November 2008, when the yield was around the middle of its range at 2.96%. Strong economic activity can raise Treasury yields by increasing demand for capital to fund attractive corporate investments, while an economic slowdown or market panic can widen spreads even as the Federal Reserve cuts its policy rate to support growth or steady the financial system.

Inflation expectations offer another explanation for higher rates. If inflation exceeds what investors anticipated when bonds were issued, companies repay those liabilities in dollars worth less than expected. Inflation can hurt profitability in other ways, but it generally benefits borrowers. In addition, companies usually stagger debt maturities across several years, so only a limited share of their obligations must soon be refinanced at higher coupons. Fridson therefore concludes that elevated yields on medium- and high-quality bonds do not currently appear to carry a substantial increase in default risk. He is a former governor of the CFA Institute, a consultant to the Federal Reserve Board of Governors and a Special Assistant to the Director for Deferred Compensation at the Office of Management and Budget, The City of New York.

why it matters

For markets, the distinction is important: Treasury yields can rise for reasons consistent with stronger corporate credit, while default risk depends heavily on growth, inflation and refinancing needs.

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