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Oil Shock: What History Says About the Stock Market and Rising Energy Prices

By Motley Fool · 2026-03-20
Oil Shock: What History Says About the Stock Market and Rising Energy Prices
Why it matters: Rising oil prices historically signal bear markets, posing a critical threat to current investor portfolios.
The ongoing war in Iran has sent Brent crude oil prices soaring 50% to $105 a barrel, triggering a 5% drop in the S&P 500 and pushing the Nasdaq Composite towards correction territory. Historical analysis reveals that seven out of seven past instances of oil price spikes exceeding 40% have coincided with or preceded bear markets, suggesting a significant risk for investors.

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