AI Cost Fears and Oil Spike Drive 10-Year Treasury Yield Below 5%

Key points

• The 10-year Treasury yield dropped 15 basis points to 4.996%, marking the first time it traded below 5% since September 23, 2026.
• The 2-year Treasury note yield fell 14 basis points to 4.69%, while the 30-year yield declined 10 basis points to 5.32%.
• Meta Platforms narrowed its 2026 capital expenditure guidance to $135 billion to $145 billion, up from a previous range of $130 billion to $145 billion.
• Meta’s stock fell 6% as credit risk reached an all-time high, with the company planning to issue non-voting Class C stock to raise capital without diluting CEO Mark Zuckerberg’s voting control.
• IBM shares dropped 4% despite beating earnings estimates, as CEO Arvind Krishna noted that large enterprises are scrutinizing the return on investment for AI spending.
• West Texas Intermediate crude oil futures rose more than 2% to above $99 per barrel, while Brent crude increased over 2% to above $111 per barrel.

Background

This development follows a period of volatility in bond markets. In September 2026, the 10-year yield had briefly dipped below 5% amid an AI stock rally, but mortgage rates subsequently hit a 20-month high in mid-September as yields rose again. In early October, the U.S. dollar reached an 18-month high due to Gulf tensions and inflation fears, despite some yield declines. The current drop in yields represents a significant shift from the earlier trend of rising rates and strong dollar strength.

How outlets are covering it

CNBC emphasizes the broad market rotation into safe havens, citing a steep sell-off in equities driven by AI trade concerns and surging oil prices. It highlights the geopolitical angle, noting that rising Middle East tensions and reports of potential U.S.-Israel strikes on Iran contributed to the risk-off tenor. Seeking Alpha focuses more on the corporate fundamentals driving the AI anxiety, specifically pointing to Meta’s increased capital expenditure and IBM’s warning about corporate pushback on AI budgets. While both sources agree on the bond rally, CNBC attributes it to a combination of AI, oil, and geopolitics, whereas Seeking Alpha centers the narrative on the sustainability and cost of AI infrastructure spending by tech giants.

Why it matters

The drop in Treasury yields directly impacts borrowing costs for mortgages, auto loans, and credit card debt. A yield below 5% may provide some relief to consumers and businesses facing high interest rates, but it also signals deep uncertainty in the equity markets. The flight to bonds indicates that investors are questioning the long-term profitability and financial stability of the AI boom, particularly as major tech companies like Meta face credit risks and potential debt financing needs. This shift could have broader implications for the housing market, which saw mortgage rates hit a 20-month high in September, and for the overall risk appetite in global markets.

What to watch

Investors will likely monitor the 10-year Treasury yield to see if it remains below 5% or rebounds. The outcome of the upcoming U.S. midterm elections and any subsequent geopolitical developments in the Middle East, particularly regarding Iran, will be critical in determining whether the risk-off sentiment persists. Additionally, the market will watch how other tech companies respond to the capital constraints highlighted by Meta and IBM, as well as the impact of rising oil prices on inflation and Federal Reserve policy expectations. The next earnings reports from major AI infrastructure providers will be key in assessing the sustainability of current spending levels.