Athletics vs. Houston Astros

Platform comparison

Active sub-markets

Market context

On 7 June 2026, the Oakland Athletics travel to Houston for an afternoon matchup against the Astros at 2:10PM ET. The settlement window extends to 14 June, allowing for postponements or rescheduling within that seven-day buffer. Resolution hinges on official MLB final statistics, with cancellations or ties triggering a 50-50 split.

The current 0% implied probability for an Athletics victory reflects Houston's structural advantages in the AL West. The Astros have maintained competitive rosters consistently since their 2017 World Series run, whilst Oakland has undergone significant roster turnover. Historical matchups between these division rivals show Houston winning approximately 55–60% of regular-season contests over the past five seasons. A 0% reading suggests the market is pricing in either severe Oakland injuries, unexpected Houston roster disruptions, or extreme confidence in Houston's pitching advantage for this specific date.

Traders monitoring this market should track roster announcements through 6 June, particularly regarding starting pitcher assignments and injury reports. Houston's recent form against left-handed batters and Oakland's bullpen availability represent material variables. Weather conditions at Minute Maid Park—humidity and wind patterns affecting ball carry—merit checking forecasts 48 hours before first pitch. For programmatic approaches, conditional orders tied to pitcher confirmations or Vegas line movements would capture meaningful shifts; the current 0% suggests limited arbitrage opportunity unless new information emerges regarding player availability or weather-related postponement risk.

Methodology

We track Athletics vs. Houston Astros on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket App UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket App UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket App UK triggers a quick verification flow that finishes in minutes.