Overview
  • At around 6:50 a.m. in New York, S&P 500 e-Mini futures trading on the CME recorded a sharp and isolated jump in volume.
  • A similar pattern was observed in oil markets.
  • Roughly 15 minutes later, at 7:05 a.m., Trump posted a market-moving announcement about Iran on Truth Social.

Source: https://www.cnbc.com/2026/03/23/volume-in-stock-and-oil-futures-surged-minutes-before-trumps-market-turning-post.html