TOTAL VOLUME:

$66b

24H VOL:

$398,877,831

24H TRANSACTIONS:

647,445,881

OPEN INTEREST:

$1,477,629,845

622,934

Markets across

14,083

events

MATCHED EVENTS:

1,257

PLATFORM COVERAGE:

4

Polymarket:

49%

VS.

Kalshi:

51%

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Nasdaq 100 (NDX) above ___ end of 2026?

Total volume:
$115,040
Volume 24h:
$190
61%
Liquidity:
$1,611
0%
Open interest:
$59,373
0.09%

Will Nasdaq 100 (NDX) close over $24,000 on the final trading day of December 2026?

Amount

$

$20

$50

$100

$500

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polymarket

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At 99¢ buys you 101 shares | Odds: 99% Total Payout: $101 | Net Profit: $1 Multiplier: 1.01x | ROI: 1% | APY: 2% Low liquidity 197 days to resolution
You will be redirected to the platform to complete this trade.
Outcome
Chance %
Price
Liquidity
Volume
24h
7d
Open Interest
Ends in
Result
Trade

Description

This market will resolve to "Yes" if the official closing price for Nasdaq 100 (NDX) on the final trading day of December 2026 is higher than the listed price. Otherwise, this market will resolve to "No". If the final trading day of the month is shortened (for example, due to a market-holiday schedule), the official closing price published for that shortened session will still be used for resolution. If no official closing price is published for that session (for example, due to a trading halt into the close, system issue, or other disruption), the market will use the last valid on-exchange trade price of the regular session as the effective closing price. The resolution source for this market is Yahoo Finance, specifically the Nasdaq 100 (NDX) "Close" prices available at https://finance.yahoo.com/quote/%5ENDX/history, published under "Historical Prices."

PredictionHero - Resolution Divergence Alerts (RDA)

Divergence Detected

Issue:

Polymarket uses multiple price thresholds ($19k–$38k) with Yahoo Finance as the resolution source, while Kalshi uses a single fixed threshold (25249.85) with an unspecified source. The platforms resolve on the same date (Dec 31, 2026) but differ in threshold granularity and source specification.

Hero Tip:

If you trade on Polymarket, you can hedge across multiple price levels; on Kalshi, you are locked into a single binary outcome at 25249.85. Verify Kalshi's data source before settlement to avoid disputes over the closing price.

Critical Divergence Points:

  • Polymarket:

    Eight separate binary markets, each with a distinct price threshold ($19k, $24k, $27k, $30k, $33k, $38k). Resolution uses the official closing price on the final trading day of December 2026 from Yahoo Finance Historical Prices. If no official close is published, the last valid on-exchange trade price is used. Source: https://finance.yahoo.com/quote/%5ENDX/history
  • Kalshi:

    Single binary market: resolves YES if NDX closes above 25249.85 on Dec 31, 2026 at 4pm EST. No explicit resolution source is specified in the provided rules.
Our PredictionHero Resolution Divergence Alerts (RDA) are there to help users identify potential differences across platforms. They do not replace or supersede the official rules and description of any prediction market. Users are solely responsible for reviewing and understanding the applicable rules and resolution criteria before placing any trade or bet. If you notice a potential inconsistency, discrepancy, or error in an alert, please report it to our team so we can review and improve the accuracy of our data.

Kalshi

If the Nasdaq 100 index value on Dec 31, 2026 at 4pm EST is above 25249.85, then the market resolves to Yes.

Frequently asked questions

The dashboard tracks real-time odds and trading activity for whether the NASDAQ-100 will close the year 2026 in positive territory on Kalshi. It displays the current implied probability, historical price movements, and 24-hour trading volume of $189 across this event. The dashboard aggregates total group volume of $106,815 to show market depth and trader interest. Users can monitor how sentiment shifts as economic data, Fed policy, and market conditions evolve throughout 2026, providing a live window into what traders believe about the index's year-end performance.

Prediction market odds reflect real-money consensus from traders betting on NASDAQ-100 performance, while traditional analyst forecasts rely on models and historical analysis. Markets often price in forward-looking sentiment faster than consensus estimates update. Comparing Kalshi odds to published analyst year-end targets for the NASDAQ-100 reveals whether traders are more or less bullish than Wall Street. Prediction markets incorporate diverse viewpoints and incentivize accuracy through financial stakes, whereas analyst forecasts may lag emerging macro trends or earnings revisions. Both signals together provide a fuller picture of 2026 index expectations.

On Polymarket, this event is priced as a binary contract tied to the NASDAQ-100's closing level on the final trading day of December 2026. Kalshi and Polymarket can show different implied probabilities for the same outcome because of liquidity, fee structure, participant mix, and how each venue defines the contract. Traders buy or sell shares representing "Yes" (index finishes positive) or "No" (index finishes negative or flat). The current implied probability reflects the ratio of Yes to total shares outstanding. Price discovery happens through continuous order-book matching, with each trade updating the contract odds. Polymarket's transparent, peer-to-peer model means prices adjust instantly to breaking news, earnings surprises, or shifts in macroeconomic outlook throughout 2026.

The market resolves on Jan 1, 2027, after the NASDAQ-100 completes its final trading session of 2026. Resolution is determined by comparing the index's closing price on the last trading day of December 2026 to its opening price on January 1, 2026. If the index closes higher than it opened, the "Yes" outcome wins; if it closes lower or flat, "No" wins. The outcome is objective and verifiable using official NASDAQ data, ensuring clear settlement without ambiguity. Traders can hold positions until resolution or exit earlier by selling shares on the secondary market.

Major catalysts include Federal Reserve interest-rate decisions and inflation data, which directly impact tech valuations that dominate the NASDAQ-100. Earnings surprises from mega-cap holdings like Apple, Microsoft, and Nvidia can shift sentiment sharply. Geopolitical tensions, trade policy shifts, and recession indicators also influence index direction. Corporate M&A activity and capital allocation decisions by large tech firms matter significantly. Regulatory developments affecting AI, antitrust, and data privacy could reshape sector dynamics. Quarterly GDP reports, unemployment figures, and credit market stress would all move trader positioning. Cumulative 2026 performance through each quarter will build momentum or headwinds toward year-end.

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