TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 24, 3:20 PM EST
Kalshi
This market tracks whether the Pittsburgh baseball team will win their game against St. Louis. Currently, Kalshi gives Pittsburgh a 90.0% probability of winning, while St. Louis is at 11.0%. The market will resolve based on the outcome of the professional baseball game originally scheduled for September 24, 2026 at 12:35 PM EDT, as determined by the game’s official result. Keep a close eye on the game itself on September 24, 2026, as the final score will determine the market’s resolution and whether Pittsburgh secures the win.
The event determines the winner of the professional baseball game between St. Louis and Pittsburgh originally scheduled for September 24, 2026, at 12:35 PM EDT. If St. Louis wins, its corresponding market resolves to Yes, and if Pittsburgh wins, its market resolves to Yes. Should the game be postponed or delayed but rescheduled within two days, the market stays open until the game concludes. If the game is canceled or rescheduled beyond two days from the original date, the market resolves to a fair price. Kalshi clarifies that it is not affiliated with the governing league, and all trademarks remain property of their respective owners.
Generally, prediction market odds tend to reflect a more diverse range of information than sportsbook odds. Sportsbooks often set lines based on statistical models and public perception, while this market incorporates the collective wisdom of many individual traders. This can lead to differences, especially as new information emerges or public sentiment shifts. While sportsbooks may initially have an edge due to sophisticated modeling, prediction markets can often become more accurate as the event approaches and more traders participate, refining the probabilities. It’s common to see this market diverge from initial sportsbook lines as the event draws nearer.
On Kalshi, this market is priced through a continuous auction, where traders buy and sell contracts representing different outcomes. The price of each contract reflects the probability of that outcome occurring, as perceived by the market participants. As more traders buy contracts for a particular outcome, the price increases, indicating a higher perceived probability. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market depth and trading activity influence the price, with larger volumes generally leading to more stable and accurate pricing. Traders are constantly adjusting their positions based on new information and their own analysis, which dynamically updates the probabilities reflected in the contract prices.
This market resolves around Sep 24, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the St. Louis versus Pittsburgh matchup, as determined by Major League Baseball. The platform will verify the outcome against widely available and trusted sources to ensure accuracy and transparency. Traders holding contracts for the winning outcome will receive a payout, while those holding contracts for the losing outcome will forfeit their investment. The final result will be publicly available on Kalshi following verification.
Several factors could significantly influence this market. Any major player injuries to key athletes on either team would likely cause shifts in the odds. Unexpected changes in team performance, such as a winning or losing streak, could also impact trader sentiment. News regarding weather conditions expected during the game, or any controversies surrounding the teams or players, could introduce volatility. Additionally, significant betting activity from large traders or institutions could move the market, as could any major analytical reports released by sports analysts. These events would all contribute to a reassessment of probabilities by market participants.