S&P 500 (SPX) Up or Down on August 19?

This market will resolve to "Up" if the official S&P 500 Index closing price for S&P 500 (SPX) on Wednesday, August 19, 2026 is higher than the official S&P 500 Index closing price for SPX on the most...

Vol 24h: $95.1K Total: $95.6K Liq: $7.0K Ends: 2026-08-19 Trade on Polymarket → Perps
97%
Up
3%
Down
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97%
Up
3%
Down

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AI Analysis Gemini
97%
AI estimate

Given the current date matches the resolution date and the market odds overwhelmingly price an 'Up' outcome at 97%, intraday trading momentum strongly indicates a positive close.

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