What are the current odds for "S&P 500 (SPX) Opens Up or Down on March 23?"?

As of March 2026, prediction markets give Up a 100.0% probability. This market is trading on Polymarket with $483.7K in total volume.

Where can I trade on "S&P 500 (SPX) Opens Up or Down on March 23?"?

This market is available on Polymarket. You can trade Up shares at 100.0% or Down shares at 0.0%. The market has $313.6K in liquidity.

When does this prediction market close?

This market is scheduled to resolve Today (Mar 23, 2026). After resolution, winning shares pay out $1.00 each.

S&P 500 (SPX) Opens Up or Down on March 23?

PolymarketeconomicsMulti-Outcome

Up

S&P 500 (SPX) Opens Up or Down on March 23?

Updated Today

Traders are betting on whether the S&P 500 will open higher or lower on March 23, 2026, with markets currently giving an up day just a 41% chance. This short-term market reflects intraday sentiment about broad stock market momentum and can shift rapidly based on overnight news, economic data, or geopolitical developments.

Current Probability

100.0%

Trade on Polymarket

UpDown

If Up wins

$1.00 return per $1

If Down wins

$2000.00 return per $1