S&P 500 (SPX) Opens Up or Down on May 8?

This market will resolve to "Up" if the official S&P 500 Index open price for S&P 500 (SPX) on May 8 is higher than the official S&P 500 Index closing price for SPX on the most recent prior trading da...

Vol 24h: $176.6K Total: $176.6K Liq: $126.9K Ends: 2026-05-08 Trade on Polymarket →
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