Economics
S&P 500 (SPX) Up or Down on April 20?
Platform: Polymarket
24h Volume: $18,116
Total Volume: $22,010
Closes: 2026-04-20
Status: open
This market will resolve to "Up" if the official S&P 500 Index closing price for S&P 500 (SPX) on Monday, April 20, 2026 is higher than the official S&P 500 Index closing price for SPX on the most recent prior trading day.
This market will resolve to "Down" if the official S&P 500 Index closing price for S&P 500 (SPX) on Monday, April 20, 2026 is lower than the official S&P 500 Index closing price for SPX on the most recent prior trading day.
E.g., ordinarily, a market on Monday would refer to
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