TOTAL VOLUME:
$154.1b
24H VOL:
$172,394,893
24H TRANSACTIONS:
2,983,476,643
OPEN INTEREST:
$1,821,572,886
404,136
Markets across
40,075
events
MATCHED EVENTS:
4,369
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 13, 1:10 AM EST
Kalshi
The American League Championship Series (ALCS) for the 2026 Pro Baseball season will determine which two teams advance to the World Series. Each market tracks a specific potential matchup between teams that have qualified for the ALCS.
Each market resolves to 'Yes' if the specified pair of teams is confirmed as the matchup in the 2026 Pro Baseball American League Championship Series (ALCS). Resolution occurs immediately when the two teams secure the right to play in the ALCS during that season, regardless of when the actual games are played. The markets are independent, and only the confirmed matchup at the qualification stage determines the outcome.
Generally, prediction market odds tend to reflect a more accurate forecast of future events than traditional sportsbook odds, as they aggregate the wisdom of many individuals. Sportsbooks often incorporate a 'vig' or commission into their odds, while this market allows traders to directly bet against each other. However, sportsbook odds are readily available and widely publicized, serving as a common point of comparison for those new to prediction markets. Discrepancies can arise due to differing levels of information and analytical approaches, with this market potentially identifying undervalued or overvalued outcomes.
On Kalshi, this market is priced through a continuous order book where traders buy and sell contracts representing their beliefs about the likelihood of each ALCS matchup. The price of a contract reflects the probability of that outcome occurring, with higher prices indicating a greater perceived chance. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders set the odds by placing bids and asks, and the market price fluctuates based on supply and demand. This dynamic pricing mechanism ensures that the market reflects the collective intelligence of all participants.
This market resolves around Oct 31, 2026, with the outcome confirmed once the official ALCS matchup is verifiable from credible public reporting. Resolution will be based on the teams that ultimately compete in the American League Championship Series, as determined by Major League Baseball. The market will settle to 100 for the correct matchup and 0 for all others. Traders should monitor official announcements from MLB to stay informed about the resolution process and ensure timely settlement of their contracts.
Several factors could significantly impact this market. Injuries to key players on potential playoff teams, unexpected performance shifts during the regular season, and even managerial decisions could all influence trader sentiment. News regarding pitching rotations, trade acquisitions, or changes in team strategy will likely cause fluctuations in the odds. Any significant development affecting the perceived strengths or weaknesses of the competing teams could lead to shifts in the ALCS matchup market, as traders adjust their predictions based on new information.