Polymarket (Global)
S&P 500 (SPX) Up or Down on October 7?
Up
Updated 1m ago · Settles Oct 7, 26
Polymarket (Global) YES
7¢
Bid 6¢ · Ask 8¢
Pricedger fair probability
4%
Deterministic model estimate
Potential edge
+1.6 pts
On NO after fees · low confidence
Volume
34,158
Fine-print risk
12/100
Resolution-rule audit
Resolution rules — summary
This market will resolve to "Up" if the official S&P 500 Index closing price for S&P 500 (SPX) on Wednesday, October 7, 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 Wednesday, October 7, 2026 is lower than the official S&P 500 Index closing price for SPX on…
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