TOTAL VOLUME:
$154.8b
24H VOL:
$277,138,640
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,905,404,943
412,077
Markets across
39,838
events
MATCHED EVENTS:
4,526
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 12, 4:26 PM EST
Polymarket
S&P 500 (SPY) closes above ___ on October 12?
S&P 500 (SPY) closes above ___ on October 12?
Currently, prediction market odds reflect a different perspective than many traditional analyst forecasts regarding the S&P 500’s performance. While many analysts predict moderate growth, this market incorporates a wider range of potential outcomes, as represented by the collective wisdom of traders. It’s important to remember that analyst forecasts are often based on specific models and assumptions, while this market aggregates diverse opinions and real-time information. Discrepancies can arise due to differing risk assessments and interpretations of economic indicators, offering a valuable alternative data point.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell contracts representing their belief about whether the S&P 500 will close above the specified level. The price of these contracts directly reflects the implied probability of that outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information becomes available, the price adjusts to reflect the evolving consensus. This dynamic pricing ensures that the market remains responsive to changing market conditions and investor sentiment, providing a real-time assessment of potential future performance.
This market resolves around Oct 12, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official closing price of the S&P 500 index on October 12, as reported by a widely recognized financial data provider. Traders will then be paid out based on whether their contracts align with the actual closing price, reflecting the collective prediction of the market. The resolution process ensures a transparent and objective determination of the outcome.
Several key signals and events could significantly impact this market. Major economic data releases, such as inflation reports, employment figures, and GDP growth, will likely influence trader sentiment. Unexpected geopolitical events or shifts in monetary policy by the Federal Reserve could also trigger substantial price movements. Company earnings reports from major S&P 500 constituents and any significant news regarding interest rate expectations are additional factors to watch. Any developments that alter the overall economic outlook or investor risk appetite could cause the market to shift.