Event

S&P 500 (SPX) Opens Up or Down on April 22?

1 signal across 1 market · $2,274 tracked · resolves Apr 22, 2026

This Polymarket event tracks whether the S&P 500 (SPX) opens higher or lower on April 22 versus the prior trading day’s official close. Traders are pricing the binary outcomes of an up open or down open, with PolySpotter highlighting smart money activity such as a recent signal from a 99% win-rate market timer.

Markets (1)

  1. S&P 500 (SPX) Opens Up or Down on April 22?1 signal · $2,274 tracked

Top trades across all markets

  1. 99% win-rate market timer

    A bettor with an exceptional 99% win rate made a sizable buy in a thin S&P open market, suggesting this routine-looking trade is still worth tracking despite the weak alert score.

    $2,274Wallet win rate: 99%Score: 1.0

Top wallets in this event

  1. 0x9473b13b20$2,274 · 1 market · 1 alert · 99% wins

FAQs

What are the odds the S&P 500 opens up on April 22?

The odds come from Polymarket prices for the event’s up/down outcomes. PolySpotter tracks those prices alongside smart money signals so you can see how expectations are shifting before the open.

What does this S&P 500 prediction market resolve on?

It resolves based on whether the official S&P 500 Index opening price on April 22 is higher or lower than the official closing price from the most recent prior trading day.

Who is betting on the S&P 500 opening up or down?

PolySpotter tracks smart money wallets and notable market participants. For this event, $2,274 in smart money activity has been tracked, including a signal tied to a 99% win-rate market timer.

When does the S&P 500 April 22 market resolve?

The event is scheduled to resolve by April 22, 2026, after the official S&P 500 open is known and can be compared with the prior trading day’s close.