Event

S&P 500 (SPX) Opens Up or Down on May 19?

1 signal across 1 market · $1,659 tracked · resolves May 19, 2026

This Polymarket event tracks whether the S&P 500 (SPX) official opening price on May 19 is higher or lower than its prior trading-day close. Traders are pricing the simple up/down open outcome, with PolySpotter tracking $1,659 in smart money activity and one recent macro-focused signal.

Markets (1)

  1. S&P 500 (SPX) Opens Up or Down on May 19?1 signal · $1,659 tracked

Top trades across all markets

  1. 96% macro event bettor

    Surface because this is a very high-sample sharp wallet with a 96% resolved win rate and positive lifetime P&L betting Down on a same-day SPX open market.

    $1,659Wallet win rate: 96%Score: 4.0

Top wallets in this event

  1. 0x46992de03c$1,659 · 1 market · 1 alert · 96% wins

More on this event

FAQs

What are the S&P 500 May 19 open odds on Polymarket?

The event reflects live Polymarket pricing on whether SPX opens up or down versus the previous trading day’s official close. The odds move as traders react to futures, macro news, earnings, rates, and overnight market sentiment.

What does this SPX up or down market resolve on?

It resolves to “Up” if the official S&P 500 Index open on May 19 is higher than the prior trading day’s official close, and “Down” if it is lower.

Is smart money betting on the S&P 500 open?

PolySpotter is tracking $1,659 in smart money activity across this event, including one recent signal tied to a macro event bettor. That can help show whether experienced traders are paying attention to the setup.

When does the S&P 500 May 19 open market resolve?

The market is scheduled to resolve by May 19, 2026 at 20:00 UTC, after the official SPX open and relevant market data are available.