US stock futures fell on Tuesday, September 1st, as a sudden surge in oil prices, driven by renewed conflict in the Middle East, stoked inflation concerns. Dow Jones futures dropped by 0.45% to around 53,000, S&P 500 futures declined 0.5% to about 7,660, and Nasdaq 100 futures lost 0.83% to approximately 29,270. This pre-market pressure followed a weak start to the trading week, with all three major indices closing lower on Monday; the Dow Jones fell 0.7%, the S&P 500 0.33%, and the Nasdaq Composite 0.12%.

The increase in oil prices, with Brent crude gaining 1.7% to $92 per barrel and U.S. benchmark crude climbing 2.2% to $87.67 per barrel, has reignited inflation fears. This surge in energy costs has led to upward movement in Treasury yields, with the two-year Treasury yield rising to 4.35% and the 10-year Treasury yield reaching 4.79%, its highest since January 2025. These developments have firmed market expectations for a Federal Reserve interest rate hike in September, with traders pricing in a 65% chance of a hike, up from 40% a week ago.

Federal Reserve officials have indicated that further tightening remains an option until inflation convincingly moves back towards the central bank's 2% target. The government's next report on prices, due just before the Fed meeting, could significantly influence the central bank's decision. Additionally, the Labor Department's JOLTS report and the more crucial nonfarm payrolls data on Friday will be closely watched for insights into the labor market's health.

The decline in futures is also influenced by a heavy sell-off in U.S. government bonds due to anxiety about persistent inflation. Higher yields on risk-free Treasuries make equities less attractive, particularly for tech companies that rely on bond markets for AI investments. Global bond yields also hit new highs as the U.S. debt surpassed $40 trillion, with investors demanding higher compensation for perceived risk.