S&P 500 and Nasdaq Close at New Record Highs
Key takeaways
- On May 28, 2026, the S&P 500 rose 0.58% to close at 7,563.63 and the Nasdaq Composite gained 0.91% to 26,917.47, both hitting all-time highs driven by a tech rally and optimism over a U.S.-Iran ceasefire extension agreement.
AI insight — what it means
Stock prices for major US companies rose to fresh highs because investors felt more positive after news of extended peace talks between the US and Iran. This lift especially helped technology-related shares.
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