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Mar 25, 2026 4:00 AM

Will S&P 500 Open Up Or Down On March 25? Here's How Polymarket Traders Lean As Trump Talks Up Iran Negotiations

The benchmark S&P 500 index pulled back on Tuesday, falling 0.37% to close at 6,556.37, as oil prices resumed their climb and uncertainty around the Iran conflict continued to weigh on sentiment.

The Polygon-based (CRYPTO: POL) Polymarket crowd is leaning bullish heading into Wednesday. The March 25 market shows a 83% traders betting "Up," with early trading volume crossing $14,000 placed on whether the S&P 500 will open higher or lower.

Why That Number Matters

Markets remain heavily driven by developments in the Middle East and oil price swings. Crude prices climbed again on Tuesday, with Brent settling above $104 per barrel and WTI above $92, as the ...