What are the current odds for "S&P 500 (SPX) Opens Up or Down on March 20?"?

As of March 2026, prediction markets give Up a 20.0% probability. This market is trading on Polymarket with $46.1K in total volume.

Where can I trade on "S&P 500 (SPX) Opens Up or Down on March 20?"?

This market is available on Polymarket. You can trade Up shares at 20.0% or Down shares at 80.0%. The market has $2.2K in liquidity.

When does this prediction market close?

This market is scheduled to resolve Tomorrow (Mar 20, 2026). After resolution, winning shares pay out $1.00 each.

S&P 500 (SPX) Opens Up or Down on March 20?

PolymarketeconomicsMulti-Outcome

Up

S&P 500 (SPX) Opens Up or Down on March 20?

Updated Today

S&P 500 (SPX) Opens Up or Down on March 20? is currently trading at 20.0% on Polymarket, with $46,119 in total trading volume. Track live odds, price history, and compare across prediction market platforms.

Current Probability

20.0%

Trade on Polymarket

UpDown

If Up wins

$5.00 return per $1

If Down wins

$1.25 return per $1

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Price History

Market Stats

Open Interest$2.2K

24h Volume$46.1K

Total Volume$46.1K

Liquidity$2.2K

EndsTomorrow

End DateMar 20, 2026

Price Changes

Trade Now

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