Dollar Slides as Yen Surges on Intervention Buzz

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May 6, 2026, saw the dollar tumble against the yen as intervention speculation intensified, while optimism over a US-Iran deal weighed on the greenback. Currency markets reacted sharply to the shifting outlook.

Dollar Drops, Yen Jumps: A Sudden Market Twist

The dollar weakened against major currencies on Wednesday, while the yen surged to a more than two-month high amid rising expectations of official intervention. The yen climbed as much as 1.8%, pushing the dollar down to 155, its weakest level since February 24. The abrupt move reignited speculation that Japanese authorities could step in to support the currency.

Earlier dollar strength quickly reversed, underscoring fragile sentiment. “Markets run on expectations,” and this session proved just that.

Deal Optimism Pressures Dollar, Boosts Peers

Hopes for a US-Iran agreement further dragged on the dollar, lifting other currencies. Oil prices fell more than 2.5%, with Brent crude near $106 per barrel.

The euro gained 0.4% to $1.1735, while sterling rose 0.4% to $1.3598. The Australian dollar climbed 0.8% to $0.724, approaching a four-year peak.

Focus now shifts to upcoming US payroll data for policy signals.