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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Kansas City Royals vs. Houston Astros | 0% | −43 pts | — | — · <1¢ | — | ended |
| O/U 8.5 | 0% | −53 pts | — | — · <1¢ | — | ended |
| O/U 9.5 | 0% | −43 pts | — | — · <1¢ | — | ended |
| Spread -1.5 | 100% | +60 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| O/U 10.5 | 0% | −38 pts | — | — · <1¢ | — | ended |
| Spread -2.5 | 100% | +68 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Spread -2.5 | 0% | −25 pts | — | — · <1¢ | — | ended |
| Spread -1.5 | 0% | −33 pts | — | — · <1¢ | — | ended |
| Spread -3.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| NRFI | 100% | +57 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| O/U 6.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| O/U 7.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Spread -4.5 | 0% | — | — | — · <1¢ | — | ended |
| Extra Innings | 0% | −50 pts | — | — · <1¢ | — | ended |
| 1st 5 Innings O/U 5.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Houston Astros O/U 5.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Houston Astros O/U 4.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| 1st 5 Innings O/U 4.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Kansas City Royals O/U 3.5 | 0% | — | — | — · <1¢ | — | ended |
| Kansas City Royals O/U 4.5 | 0% | — | — | — · <1¢ | — | ended |
| Kansas City Royals O/U 5.5 | 0% | — | — | — · <1¢ | — | ended |
| 1st 5 Innings Spread -1.5 | 100% | +49 pts | — | 99¢ · 100¢ (1¢) | — | ended |
| 1st 5 Innings Spread -1.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| 1st 5 Innings O/U 2.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| 1st 5 Innings O/U 3.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| 1st 5 Innings O/U 6.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| Kansas City Royals O/U 2.5 | 0% | — | — | — · <1¢ | — | ended |
| Kansas City Royals O/U 6.5 | 0% | — | — | — · <1¢ | — | ended |
| Houston Astros O/U 2.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Houston Astros O/U 3.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Houston Astros O/U 6.5 | 0% | — | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 36d | Grotesque-Tenor-SkylineNew account | Kansas City Royals vs. Houston Astros | SellHouston Astros>99¢ | $3,996 | −$4 −0.1% | — |
| 36d | realcaller | Kansas City Royals vs. Houston Astros | SellHouston Astros>99¢ | $3,577 | −$4 −0.1% | — |
| 36d |  basileiarhomaion | Kansas City Royals vs. Houston Astros | SellHouston Astros>99¢ | $6,579 | −$7 −0.1% | — |
| 36d | filipredress | O/U 8.5 | SellUnder90¢ → 100¢ | $1,875 | −$208 −11% | — |
| 36d | 0x467c…8c89 | Kansas City Royals vs. Houston Astros | BuyHouston Astros>99¢ | $1,799 | +$2 +0.1% | 4 |
| 36d | BrotherObama4 fills | O/U 8.5 | SellOver19¢ → 0¢ | $7,004 | +$7,004 +100% | — |
| 36d | Clawbangers | Kansas City Royals vs. Houston Astros | BuyHouston Astros100¢ | $1,100 | +$6 +0.5% | 4 |
| 36d | retr0127 | Kansas City Royals vs. Houston Astros | BuyHouston Astros98¢ → 100¢ | $1,022 | +$22 +2.1% | 4 |
| 36d | curie | O/U 8.5 | BuyUnder70¢ → 100¢ | $1,120 | +$480 +43% | 4 |
| 36d | basileiarhomaion2 fills | Kansas City Royals vs. Houston Astros | BuyHouston Astros96¢ → 100¢ | $5,934 | +$271 +4.6% | 4 |
| 36d | filipredress | Spread -1.5 | SellHouston Astros80¢ → 100¢ | $1,951 | −$488 −25% | — |
| 36d | HomeRunHazard | Kansas City Royals vs. Houston Astros | BuyHouston Astros89¢ → 100¢ | $8,926 | +$1,092 +12% | 5 |
| 36d | magicbloom | Kansas City Royals vs. Houston Astros | BuyKansas City Royals24¢ → 0¢ | $2,213 | −$2,213 −100% | 6 |
| 36d | Unlined-Brownie3 fills | Kansas City Royals vs. Houston Astros | BuyKansas City Royals29¢ → 0¢ | $8,840 | −$8,840 −100% | 6 |
| 36d | Katalunygeaxvhj4 fills | Kansas City Royals vs. Houston Astros | BuyKansas City Royals31¢ → 0¢ | $6,804 | −$6,804 −100% | 6 |
| 36d | dabossrealman | Kansas City Royals vs. Houston Astros | BuyKansas City Royals44¢ → 0¢ | $1,167 | −$1,167 −100% | 6 |
| 36d | Roikk | Kansas City Royals vs. Houston Astros | BuyKansas City Royals42¢ → 0¢ | $2,471 | −$2,471 −100% | 6 |
| 36d | dabossrealman2 fills | Kansas City Royals vs. Houston Astros | SellHouston Astros63¢ → 100¢ | $2,312 | −$1,344 −58% | — |
| 36d | Substantial-Service | Kansas City Royals vs. Houston Astros | BuyKansas City Royals35¢ → 0¢ | $9,610 | −$9,610 −100% | 6 |
| 36d | kkookkoo | Kansas City Royals vs. Houston Astros | BuyHouston Astros64¢ → 100¢ | $1,545 | +$857 +55% | 6 |
| 36d | 6512395314597884 | Kansas City Royals vs. Houston Astros | BuyKansas City Royals35¢ → 0¢ | $1,050 | −$1,050 −100% | 6 |
| 36d | dabossrealman | Kansas City Royals vs. Houston Astros | BuyHouston Astros56¢ → 100¢ | $2,532 | +$1,954 +77% | 6 |
| 36d | zagzig123 | Kansas City Royals vs. Houston Astros | BuyHouston Astros58¢ → 100¢ | $5,675 | +$4,126 +73% | 4 |
| 36d | Generous-Burning | Kansas City Royals vs. Houston Astros | BuyHouston Astros58¢ → 100¢ | $2,000 | +$1,454 +73% | 4 |
| 36d | Generous-Burning | O/U 8.5 | BuyOver53¢ → 0¢ | $3,000 | −$3,000 −100% | 14 |
| 36d |  mooseborzoi2 fills | O/U 10.5 | BuyUnder65¢ → 100¢ | $5,235 | +$2,784 +53% | 14 |
| 36d | filipredress | O/U 8.5 | BuyUnder48¢ → 100¢ | $1,000 | +$1,083 +108% | 14 |
| 36d | filipredress | Spread -1.5 | BuyHouston Astros41¢ → 100¢ | $1,000 | +$1,439 +144% | 14 |
| 36d | Grotesque-Tenor-SkylineNew account | Kansas City Royals vs. Houston Astros | BuyHouston Astros58¢ → 100¢ | $2,316 | +$1,684 +73% | 16 |
| 36d | NS132 fills | Kansas City Royals vs. Houston Astros | BuyKansas City Royals42¢ → 0¢ | $7,651 | −$7,651 −100% | 4 |
| 36d | easytrades8 | Kansas City Royals vs. Houston Astros | BuyHouston Astros58¢ → 100¢ | $5,800 | +$4,183 +72% | 4 |
| 36d | ForMyFamily1 | O/U 9.5 | BuyUnder58¢ → 100¢ | $2,000 | +$1,448 +72% | 14 |
| 36d |  casualbet2020 | Kansas City Royals vs. Houston Astros | BuyKansas City Royals41¢ → 0¢ | $5,259 | −$5,259 −100% | 4 |
| 36d |  nigiri99 | Kansas City Royals vs. Houston Astros | BuyKansas City Royals41¢ → 0¢ | $3,302 | −$3,302 −100% | 4 |
| 36d | sentrio | Kansas City Royals vs. Houston Astros | BuyKansas City Royals41¢ → 0¢ | $1,318 | −$1,318 −100% | 4 |
| 36d | ferrariChampions2026 | Kansas City Royals vs. Houston Astros | BuyKansas City Royals41¢ → 0¢ | $13,507 | −$13,507 −100% | 4 |
| 36d | ferrariChampions2026 | O/U 9.5 | BuyUnder57¢ → 100¢ | $3,103 | +$2,341 +75% | 14 |
| 36d | Zzzz87 | Kansas City Royals vs. Houston Astros | BuyHouston Astros59¢ → 100¢ | $1,167 | +$812 +70% | 4 |
| 36d | BrotherObama | O/U 8.5 | BuyOver55¢ → 0¢ | $20,000 | −$20,000 −100% | 14 |
| 36d | Berniepaidoff | Kansas City Royals vs. Houston Astros | BuyHouston Astros59¢ → 100¢ | $10,914 | +$7,614 +70% | 4 |
casualbet202012,807 shares
no1dodgersfan1,593 shares
Aurthermorgon92631,224 sharesIn the upcoming MLB game between the Kansas City Royals and Houston Astros, scheduled for September 17 at 7:15PM ET: This market will resolve to "Kansas City Royals" if the Kansas City Royals win the game. This market will resolve to "Houston Astros" if the Houston Astros 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.
Sources: Polymarket's Gamma API, its CLOB price history and its Data API, read every two minutes. Prices are each outcome's Yes price, which is the market's probability: 0¢ for Kansas City Royals vs. Houston Astros means the market gives it about 0%.