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Iran war headlines whipsawing stocks and oil

March 30, 2026The Kobeissi Letter, Eric Balchunas, JustDario

The Kobeissi Letter and others tie intraday moves in S&P 500 and oil to Iran negotiation and ceasefire headlines, emphasizing rapid algorithmic reactions and trillion-dollar market cap swings.

US stocks are surging on the news.
Oil prices just fell -5% in 3 minutes
Over $1 trillion in market cap was driven by this headline
The S&P 500 surges +2.5% on the day
The S&P 500 officially closes the day up +2.9%, adding +$1.7 TRILLION of market cap today.
The Kobeissi Letter
Eric Balchunas
JustDario
Mohamed A. El-Erian
macrooilvolatilitymarket cap

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