Back to News
Mar 11, 2026 4:00 AM

Will S&P 500 Open Up Or Down On March 11? Here Is How Polymarket Traders Lean As Oil Swings And CPI Data Loom

The S&P 500 ended Tuesday's session down 0.21% at 6,781.48, after a volatile stretch driven by oil price swings and escalating tensions in the Middle East, with investors closely tracking developments around the Strait of Hormuz.

The Polygon-based (CRYPTO: POL) Polymarket crowd is leaning bullish heading into Wednesday. The March 11 market shows roughly 62% of traders betting "Up" versus about 38% "Down," with early trading volume exceeding $20,000 placed on whether the S&P 500 will open higher or lower.

Why That Number Matters

Oil markets remain the biggest driver of sentiment. Crude prices surged earlier this week as the conflict with Iran threatened shipping through the Strait of Hormuz, a chokepoint that handles roughly 20% of global oil shipments.

Energy prices dropped once more on Tuesday before rebounding, after Energy Secretary Chris Wright wrote in a now-deleted social media post that the U.S. Navy successfully escorted a tanker ...