S&P 500 and Nasdaq surge to record highs after AI chipmaker rally

S&P tops 7,800 for first time in history as investors optimistic despite signs of instability in US economy The S&P 500 and Nasdaq closed at a record high after a rally around AI chipmakers and a dip in US treasury yields. At market鈥檚 close, the S&P 500 was up 0.58%, topping 7,800 for the first time in its history. The tech-heavy Nasdaq index rose 0.45%, while the Dow, which is slightly down from its record high in August, climbed 0.49%.
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The GuardianSource headline and summary supplied via NewsData.io. First collected by NewsJaws on 2026-10-07. This is an automated news brief, not original NewsJaws reporting. Dates reflect the source publication. Feed delays may apply.