Rising Treasury Yields Raise Concerns Over U.S. Debt Forecasts

WHO:

Yahoo Finance - Maya MacGuineas, president of the Committee for a Responsible Federal Budget (CFRB)

Fortune - Ed Yardeni, market veteran and creator of the term "bond vigilantes"

Fortune - Jared Bernstein, former chair of the Council of Economic Advisers during the Biden administration

WHAT:

Yahoo Finance - The 10-year Treasury yield topped 5%, the highest level since 2007.

Yahoo Finance - The Congressional Budget Office (CBO) projected the benchmark yield at 4.1% for the current year and 4.2% in 2027.

Yahoo Finance - The 10-year yield was expected to hover around 4.3% from 2028 to 2031 and increase to 4.4% from 2032 to 2036.

Yahoo Finance - The U.S. is projected to spend $2.7 trillion on annual interest payments by the end of the decade if yields remain more than 80 basis points over baseline projections.

Fortune - The 10-year yield has increased by a full percentage point since just before the Iran war began and by half a point in the past two months.

WHY:

Yahoo Finance - The increase in yields is attributed to a combination of factors including a tight labor market, rising inflation, and geopolitical instability.

Yahoo Finance - The accumulation of $40 trillion in U.S. debt and $2 trillion in annual budget deficits are contributing factors.

Fortune - The recent wars, trade friction, and disasters are seen as signs of a less stable world, which affects yield pricing.

HOW:

Yahoo Finance - Yields determine how much the Treasury Department must pay in interest on the U.S. debt, which can accelerate as rates increase.

Fortune - The competition for bond investors' capital from other heavily indebted countries and AI hyperscalers requires attractive yields to draw sufficient demand.

(UPDATED September 20, 2026 07:01 UTC)

The 10-year Treasury yield has surged past 5%, marking its highest level since 2007, as experts like Maya MacGuineas, Ed Yardeni, and Jared Bernstein weigh in on the implications. The Congressional Budget Office has projected that if yields remain elevated, the U.S. could face annual interest payments of $2.7 trillion by the end of the decade, driven by a tight labor market, rising inflation, and geopolitical instability. This increase in yields, which has risen by a full percentage point since just before the Iran war, is influenced by a staggering $40 trillion in U.S. debt and ongoing global uncertainties that affect investor demand.