S&P 500 (SPY) closes above … on July 24?

Platform comparison

Market context

This market settles on the S&P 500's closing price on 24 July 2026, with the threshold left blank for traders to specify. The 0% crowd probability suggests either extreme confidence in a particular price level or insufficient liquidity to establish a meaningful consensus. SPY's historical volatility and the two-year settlement window mean the underlying index faces substantial macroeconomic and geopolitical exposure before the date arrives.

Comparable cases from prior election cycles show that equity indices often experience sharp moves around major political announcements, policy shifts, or economic data releases. The 2020 election cycle saw the S&P 500 swing 10–15% between March and November based on pandemic developments and fiscal stimulus expectations. A 0% probability typically reflects either an extremely high or low strike price relative to consensus forecasts, or a market with insufficient participation to price the event meaningfully. Traders should examine whether the blank threshold is set above or below current forward expectations for July 2026.

Key catalysts between now and settlement include Federal Reserve policy decisions, quarterly earnings seasons, and any major shifts in fiscal or trade policy. The 24-month window encompasses two full years of labour market data, inflation reports, and potential geopolitical developments that historically correlate with equity repricing. Recent market commentary from sources such as Bloomberg and Reuters has emphasised the sensitivity of equity valuations to interest-rate expectations, particularly around mid-year policy reviews. Traders should monitor whether the specific strike price reflects consensus forecasts or represents an outlier scenario.

Methodology

Political prediction markets differ structurally from sports betting: thinner liquidity, longer settlement windows, higher sensitivity to single news events. This page shows the live Polymarket quote for S&P 500 (SPY) closes above … on July 24? plus platform attributes for the three reference venues, so you can see at a glance where the deepest market for this question sits.

Resolution & payout

Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.

Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

FAQ

What resolution source is used for elections?

Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.

Can prediction markets influence election outcomes?

Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.

Which platform has the deepest political liquidity?

Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.

Why do Polymarket and Kalshi differ on elections?

Kalshi must follow CFTC compliance — strict definitions, clear resolution sources, US citizens only with KYC. Polymarket operates globally without CFTC oversight — deeper liquidity, but also higher regulatory risk.

Which political events have the biggest volume?

US Presidential election, party nominations (DNC/RNC), Senate majorities, individual state outcomes (Pennsylvania, Michigan, Wisconsin), and major European elections. Peak markets reach $50-500M per event.