Oracle Stock Tumbles 9% as Rising Yields Spotlight Its AI Debt: What Investors Should Know

The database giant's big bet on AI infrastructure has made it more sensitive to interest rates than many tech companies.

Oracle was one of the hardest-hit large companies on Wednesday, Oct. 14. Its stock fell $12.65, or 8.83%, to close at $130.55, as a hotter-than-expected inflation report pushed Treasury yields higher and revived bets that the Federal Reserve may raise interest rates again. Trading volume was about 60% above normal, a sign that many investors were heading for the exits at once.

Oracle is best known for business software and databases, but in the last two years it has become one of the biggest builders of data centers for artificial intelligence. That shift explains why rising interest rates hit it so hard.

Why higher yields hurt Oracle

Building AI data centers takes enormous amounts of money for land, power, buildings and chips. Oracle has borrowed heavily to pay for that expansion, and according to The Motley Fool, its debt has climbed toward $167 billion. Its credit rating has been cut to BBB-, one notch above "speculative grade," the category often called junk.

A credit rating is like a credit score for a company. The lower it is, the more a company usually has to pay to borrow. When Treasury yields rise, as they did on Wednesday with the 10-year yield reaching about 5.28%, borrowing gets more expensive across the board. For a company carrying a lot of debt and planning to borrow more, that's a real cost.

There's also a timing issue. Oracle has signed large contracts to provide computing power to AI companies, including OpenAI, but much of that revenue is not expected to start until 2027. That leaves a gap in which Oracle is spending heavily before the money comes in. Its Project Jupiter data center is also still awaiting government approvals.

The business is still growing fast

None of this means Oracle's business is shrinking. In its fiscal first quarter, which ended Aug. 31, revenue grew 30% from a year earlier to $19.3 billion, driven by triple-digit growth in its cloud infrastructure business. The company's next earnings report is scheduled for Dec. 14.

The question investors are wrestling with is whether that growth will be big and fast enough to justify the spending and the debt. The stock has been on a wild ride. Its 52-week range runs from $114.50 to $322.54, meaning it has fallen by more than half from its high.

What this means for your wallet

Oracle's slide is a useful lesson in how interest rates affect stocks differently. Companies that rely on borrowing to grow tend to be more sensitive to rising rates than companies that pay for growth with cash they already generate. When you look at a stock, checking how much debt the company carries and whether its credit rating is changing can tell you a lot about the risks.

It's also a reminder that the AI boom has winners and losers along the way, and that stock prices can swing wildly even for established companies. If you own Oracle directly or through a tech-focused fund, consider how much of your portfolio is tied to the same AI theme. Broad index funds spread that risk across hundreds of companies in many industries.

For most long-term investors, a single day's drop isn't a reason to act. A plan built around your goals, with regular investing and a diversified mix, can help you ride out days like this.

This article is for education only and is not financial advice. Everyone's situation is different.