Stock Market Today, Sept. 8: Stocks Slide Amid Surging Oil Prices, Persistent Geopolotical Tenisons

Major indices sold off September 8, 2026, as crude oil approached $100 per barrel and geopolitical tensions escalated. The Dow declined 1.18%, the S&P 500 dropped 0.58%, and the Nasdaq fell 0.31%.

INTC surged 9% on new pricing plans, while GLW climbed 7% following a fiber deal with VZ. QCOM signed an AI chip contract with AMZN valued at up to $60 billion, positioning the chipmaker in Amazon's expanding AI infrastructure buildout.

AMGN and NVS both declined sharply after reporting a drug trial setback, though specific trial details were not disclosed. The pharmaceutical losses weighed on healthcare sector performance throughout the session.

The oil price spike near the $100 threshold marks the highest level in months, intensifying inflation concerns and pressuring rate-sensitive growth stocks. Energy costs have become a renewed focal point for traders monitoring Federal Reserve policy signals.