TOTAL VOLUME:
$154.6b
24H VOL:
$333,432,169
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,971,286,090
419,492
Markets across
40,634
events
MATCHED EVENTS:
4,654
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 25, 1:45 PM EST
Kalshi
This event tracks the outcome of a professional soccer match between two teams competing in a league game. The result is determined by the final score after the standard playing time, excluding any extra periods or penalty shootouts. The event covers all possible outcomes of the match, including a win for either team or a draw.
The event covers the professional Eredivisie soccer match between Sparta and Ajax scheduled for October 25, 2026. The market resolves based on the result after 90 minutes plus stoppage time, excluding extra time or penalty kicks. Three possible outcomes are considered: a win for Sparta, a win for Ajax, or a tie. If the match ends in a tie after regular time, the 'Tie' market resolves to Yes. If the game is cancelled or rescheduled to more than 48 hours beyond the original date, the market will resolve to a fair price as per the defined rules. Kalshi explicitly states it is not affiliated with the governing league, and all trademarks remain the property of their respective owners.
Prediction market odds often reflect a different kind of wisdom than those found at sportsbooks. While sportsbooks set lines to balance action and incorporate a profit margin, this market represents the collective forecast of informed traders who have skin in the game. Frequently, prediction markets are more accurate than traditional polls or even early sportsbook lines, as participants are incentivized to be correct. However, sportsbook odds can still be a useful point of comparison, highlighting potential discrepancies and areas where the crowd may be over or underestimating certain outcomes. It’s important to consider both when forming your own opinion.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing different outcomes of the Sparta vs Ajax match. The price of each contract reflects the market's current estimate of the probability of that outcome occurring. On Kalshi, 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 prices adjust dynamically, providing a real-time assessment of expectations. Traders are essentially betting against each other, rather than against the house, which can lead to more efficient price discovery. The market's depth and liquidity, indicated by the volume, influence how quickly prices respond to new information.
This market resolves around Oct 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Sparta vs Ajax match as reported by a recognized sports authority. The market will determine which outcome – a Sparta win, an Ajax win, or a draw – is the correct one. Traders who held contracts corresponding to the winning outcome will receive a payout, while those holding contracts for losing outcomes will forfeit their investment. The final outcome will be clearly documented on Kalshi following the match’s completion.
Several signals could significantly move this market before Oct 25, 2026. Any news regarding key player injuries or suspensions for either Sparta or Ajax would likely have a substantial impact. Changes in team form, tactical adjustments announced by the managers, or even weather forecasts affecting playing conditions could also shift expectations. Unexpected news related to team morale or internal conflicts could also influence trading activity. Furthermore, large volume trades on Kalshi themselves can create momentum and drive price movements, as traders react to perceived new information or shifts in sentiment.