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Wall Street is betting Trump backs down on Iran — but what if the ‘TACO’ trade fails this time?

MarketWatch · September 17, 2026 at 5:09 PM

Wall Street is betting Trump backs down on Iran — but what if the ‘TACO’ trade fails this time?

For six months, investors had a playbook: when Trump threatens Iran, buy the dip, because he always backs down.

But in September, the playbook stopped working.

5News aggregated this summary from the outlet’s public feed. The full article, with all the context, is on www.marketwatch.com — the content belongs to MarketWatch.

Wall Street is betting Trump backs down on Iran — but what if the ‘TACO’ trade fails this time?

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