Oil drop lifts Dow, S&P 500, Nasdaq to records
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- Dow closed at a record high on May 29, 2026 as oil price declines lifted the market.
- S&P 500 posted a fresh record, buoyed by an AI‑fueled rally that helped the index post a winning month.
- Nasdaq also reached a new high, extending its streak of gains in the same period.
- Trump is nearing an Iran decision, which has been cited as boosting Middle East deal hopes and market optimism.
Why it matters: Investors in tech and energy benefit as record highs boost portfolio values, while oil producers face price pressure; the rally also fuels optimism for a potential Iran ceasefire, stabilizing geopolitical risk.