Live prediction market odds for St. Louis Cardinals vs. Milwaukee Brewers (1:40 PM ET). Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-05-27
This market resolved on 2026-05-27. Over 2.5 runs scored was the officially declared outcome. Prior to resolution, the market peaked at 99%.
St. Louis Cardinals vs. Milwaukee Brewers (1:40 PM ET) — MLB game held on 2026-05-27. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
Over 2.5 runs scoredWINNER | 99% | — | — |
Milwaukee Brewers spread plus 2.5 | — | 97% | — |
St. Louis Cardinals spread plus 1.5 | — | 97% |
St. Louis Cardinals vs. Milwaukee Brewers (1:40 PM ET) was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Over 2.5 runs scored led the market at 99% implied probability before resolution. Other contenders include Milwaukee Brewers spread plus 2.5 at 97%, St. Louis Cardinals spread plus 1.5 at 97%, Milwaukee Brewers at 95%.
Over 2.5 runs scored held the lead at 99% implied probability heading into resolution. Behind Over 2.5 runs scored, Milwaukee Brewers spread plus 2.5 at 97% and St. Louis Cardinals spread plus 1.5 at 97% and Milwaukee Brewers at 95% were the next closest contenders. The 10.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: Over 2.5 runs scored: 99¢ on Kalshi. Milwaukee Brewers spread plus 2.5: 97¢ on Polymarket. St. Louis Cardinals spread plus 1.5: 97¢ on Polymarket. Milwaukee Brewers: 99¢ on Kalshi, 89¢ on Polymarket, 96¢ on ProphetX. The 10.0% 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 99¢ meant the market estimated a 99% chance that Over 2.5 runs scored would be the outcome. Traders who bought at 99¢ and held through resolution received $1.00 per share — a 1% 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 St. Louis wins the St. Louis vs Milwaukee professional baseball game originally scheduled for May 27, 2026 at 1:40 PM EDT, then the market resolves to Yes.
The following market refers to the St. Louis vs Milwaukee professional baseball game originally scheduled for May 27, 2026 at 1:40 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 St. Louis Cardinals and Milwaukee Brewers, scheduled for May 27 at 1:40PM ET: This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. This market will resolve to "Milwaukee Brewers" if the Milwaukee Brewers 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
Milwaukee Brewers | 99% | 89% | 96% |
Milwaukee Brewers spread plus 1.5 | — | 95% | — |
St. Louis Cardinals | 1% | 11% | 7% |
St. Louis Cardinals spread minus 1.5 | 1% | 6% | — |
St. Louis Cardinals spread minus 2.5 | 2% | 3% | — |
Milwaukee Brewers spread minus 1.5 | 1% | 3% | — |
St. Louis Cardinals spread minus 3.5 | 2% | — | — |
Milwaukee Brewers spread minus 2.5 | 1% | — | — |
Milwaukee Brewers spread minus 3.5 | 1% | — | — |
Over 12.5 runs scored | 1% | — | — |
Over 3.5 runs scored | 1% | — | — |
Total over 10.5 | 1% | — | — |
Total over 11.5 | 1% | — | — |
Total over 4.5 | 1% | — | — |
Total over 5.5 | 1% | — | — |
Total over 6.5 | 1% | — | — |
Total over 7.5 | 1% | — | — |
Total over 8.5 | 1% | — | — |
Total over 9.5 | 1% | — | — |
Milwaukee Brewers spread minus 4.5 | — | — | — |
Milwaukee Brewers spread plus 3.5 | — | — | — |
St. Louis Cardinals spread plus 2.5 | — | — | — |
St. Louis Cardinals spread plus 3.5 | — | — | — |
St. Louis Cardinals spread plus 4.5 | — | — | — |
Total under 10.5 | — | — | — |
Total under 11.5 | — | — | — |
Total under 4.5 | — | — | — |
Total under 5.5 | — | — | — |
Total under 6.5 | — | — | — |
Total under 7.5 | — | — | — |
Total under 8.5 | — | — | — |
Total under 9.5 | — | — | — |
Milwaukee Brewers
94.8% avg
