S&P 500 (SPX) Opens Up or Down on May 26?
Market price history
Rolling 7-day window of market YES price with the OU fair-price range overlay.
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Market price
YES87¢ (87%)
NO13¢ (13%)
Latest refresh · prices in cents
Polymarket • Volume: $9.4K • Updated 4h agoCloses: 2026-05-26 (1d)
Polymarket · Financials
OU's Pick
NO at 14¢ · pays 7.4×
Price gap
Polymarket14¢
→OU's fair30¢
+16¢ underpriced · pays 7.4×
Confidence
Low
The S&P 500 closed at 7473.47 on May 22 and historical data shows a slight positive bias for index opens following a holiday weekend.
Wide edge+16¢
Closes in1d 2h
Off market consensus
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