Oil price spike from Iran tensions revives inflation fears and dims rate-cut hopes

Global markets today are being driven primarily by a sharp rise in oil prices triggered by escalating geopolitical tensions with Iran, and the knock-on effects this has on inflation and interest-rate expectations. Brent crude has jumped above $100 per barrel and WTI above $95 as tensions escalate, with Iran threatening to close the Strait of Hormuz and the U.S. issuing warnings in response. Because oil is a key input cost for transportation, manufacturing, and many consumer goods, this surge is stoking renewed inflation worries just as recent PCE inflation data already showed price pressures remaining stubbornly high. Higher energy costs are leading investors to rethink how quickly central banks—especially the U.S. Federal Reserve—can cut interest rates. Market-based expectations for Fed rate cuts have shifted sharply: odds of multiple cuts this year have fallen, with a much higher probability now assigned to just one or even no cuts. Strategists at major banks are pushing back their timelines for easing and modestly raising recession probabilities, arguing that expensive oil could squeeze both consumers and corporate profit margins. This combination of geopolitics-driven oil shock, persistent inflation, and reduced hopes for near-term monetary stimulus is creating a cautious tone across global equities. While corporate earnings and major indices like the S&P 500 remain relatively resilient and not far from record levels, the balance of risks has tilted toward slower growth and tighter financial conditions, which is likely to keep volatility elevated and risk appetite subdued in the near term.