Event dossier

A timeline of how the Iran war shook oil prices — and what comes next

Oil markets have whipsawed since the start of the Iran war, with supply risks around the Strait of Hormuz driving extreme price swings and historic volatility.

1 report1 sourceApr 21, 2026, 2:34 PM
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CNBCApr 21, 2026, 2:34 PM

A timeline of how the Iran war shook oil prices — and what comes next

Oil markets have whipsawed since the start of the Iran war, with supply risks around the Strait of Hormuz driving extreme price swings and historic volatility.

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