Cleveland Guardians win the 2026 American League Championship Series priced at 68.4% on Polymarket, up 5.9 points, on $888K traded
PredictionBubbles' movers board ranks the Guardians ALCS contract among the day's upward moves, in a sports markets category distinct from the lead — a contract with…
The Polymarket contract on the Cleveland Guardians winning the 2026 American League Championship Series was priced at 68.4%, up 5.9 probability points, with $888K traded, in the supplied update published Oct 17, 2026 · 9:39 PM ET. According to PredictionBubbles, the contract appeared among the day’s upward movers in its sports category.
How the move is measured
PredictionBubbles ranks changes over 24 hours using probability points, rather than relative percentage gains. The Guardians’ 5.9-point increase therefore describes a change in the market’s implied probability, not a 5.9% relative rise.
The board draws prices from Polymarket and Kalshi and refreshes every 15 minutes. The supplied source records a venue-price snapshot at 18 Oct 2026, 01:14 UTC. Its ranking covers 2,022 markets lasting longer than 14 days, excluding same-week fixtures to keep rapid settlement-driven swings from dominating the results.
What the figures leave open
According to PredictionBubbles, volume and liquidity provide context but do not affect a market’s movement ranking. The Guardians contract’s $888K traded is therefore separate from the size of its repricing; that figure alone does not establish how much liquidity was available at the quoted price.
The supplied material does not identify a game result, team announcement or other specific catalyst for the Guardians’ increase. It documents a shift in traders’ pricing, rather than explaining why that shift occurred.
What it means for prediction markets
- The price favors a Guardians ALCS win, but does not establish the outcome. The 68.4% figure is a market-implied probability.
- Movement and activity measure different things. The 5.9-point gain captures repricing; the $888K traded supplies trading context.
- The ranking has a defined scope. It compares eligible longer-duration markets, not every sports contract available on either venue.
- The catalyst remains unverified. The provided reporting supports the price move, but not a specific explanation for it.
Sources & attribution
- [1]Predictionbubbles (predictionbubbles.net)https://predictionbubbles.net/markets/movers/
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