Live prediction market odds for Houston Astros vs. Baltimore Orioles (6:35 PM ET). Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-04-28
This market resolved on 2026-04-28. Baltimore Orioles was the officially declared outcome. Prior to resolution, the market peaked at 95%.
Houston Astros vs. Baltimore Orioles (6:35 PM ET) — MLB game held on 2026-04-28. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
Baltimore OriolesWINNER | 99% | 71% | 95% |
Houston Astros | 1% | 30% | 9% |
Houston Astros vs. Baltimore Orioles (6:35 PM ET) was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Baltimore Orioles led the market at 88% implied probability before resolution. Other contenders include Houston Astros at 13%.
Baltimore Orioles held the lead at 88% implied probability heading into resolution. Behind Baltimore Orioles, Houston Astros at 13% were the next closest contenders. The 28.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: Baltimore Orioles: 99¢ on Kalshi, 71¢ on Polymarket, 95¢ on ProphetX. Houston Astros: 1¢ on Kalshi, 30¢ on Polymarket, 9¢ on ProphetX. The 28.5% spread across platforms highlights where markets disagreed — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 88¢ meant the market estimated a 88% chance that Baltimore Orioles would be the outcome. Traders who bought at 88¢ and held through resolution received $1.00 per share — a 14% return on their position. Those on the wrong side received $0.
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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and ProphetX.
KalshiIf Baltimore wins the Houston vs Baltimore professional baseball game originally scheduled for Apr 28, 2026 at 6:35 PM EDT, then the market resolves to Yes.
The following market refers to the Houston vs Baltimore professional baseball game originally scheduled for Apr 28, 2026 at 6:35 PM EDT. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two days). If the game is cancelled or rescheduled to over two days away, the market will resolve to a fair price in accordance with the rules.
PolymarketIn the upcoming MLB game between the Houston Astros and Baltimore Orioles, scheduled for April 28 at 6:35PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. This market will resolve to "Baltimore Orioles" if the Baltimore Orioles win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
ProphetXSports moneyline - resolves based on official game outcome per ProphetX Prediction Rules
Baltimore Orioles
88.0% avg
