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Live prediction market odds for Houston Astros vs. Seattle Mariners (9:40 PM ET). Compare prices across Kalshi and Polymarket US and Polymarket and ProphetX.

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Claim offerLegal in USAVerified Sep 14, 2026

MARKET RESOLVEDKalshi / Polymarket US / Polymarket / ProphetX

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Houston Astros Wins: Houston Astros vs. Seattle Mariners (9:40 PM ET)

MLB·Resolved 2026-09-22

This market resolved on 2026-09-22. Houston Astros was the officially declared outcome. Prior to resolution, the market peaked at 100%.

About This Market

Houston Astros vs.

Houston Astros vs. Seattle Mariners (9:40 PM ET): MLB game held on 2026-09-22. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.

Price History

Multi-Platform Probabilities
Loading 30D data…

Final Closing Odds

4 platforms
Candidate
Kalshi
Polymarket US
Polymarket
ProphetX
Cal Raleigh Under 1.5 Home Runs
——100%—
Christian Walker Under 1.5 Home Runs
——100%—
Cole Young Under 4.5 Hits + Runs + RBIs
——100%—
Cristian Javier Under 6.5 Strikeouts
——100%—
Dominic Canzone Under 1.5 Home Runs
——100%—
Isaac Paredes Under 1.5 Home Runs
——100%—
Jeremy Pena Under 3.5 Hits + Runs + RBIs
——100%—
Josh Naylor Under 1.5 Home Runs
——100%—
Julio Rodriguez Under 2.5 Hits + Runs + RBIs
——100%—
Logan Gilbert Under 3.5 Strikeouts
——100%—
Randy Arozarena Under 0.5 Hits + Runs + RBIs
——100%—
Randy Arozarena Under 1.5 Home Runs
——100%—
Yordan Alvarez Under 1.5 Home Runs
——100%—
Christian Walker Over 1.5 Hits + Runs + RBIs
99%———
Christian Walker Over 2.5 Hits + Runs + RBIs
99%———
Christian Walker Over 3.5 Hits + Runs + RBIs
99%———
Christian Walker Over 4.5 Hits + Runs + RBIs
99%———
Christian Walker Under 2.5 Hits + Runs + RBIs
——99%—
Cole Young Over 0.5 Hits + Runs + RBIs
99%———
Isaac Paredes Over 0.5 Hits + Runs + RBIs
99%———
Isaac Paredes Over 2.5 Hits + Runs + RBIs
99%———
Isaac Paredes Over 3.5 Hits + Runs + RBIs
99%———
Jeremy Pena Over 0.5 Hits + Runs + RBIs
99%———
Jeremy Pena Over 2.5 Hits + Runs + RBIs
99%———
Jose Altuve Over 0.5 Hits + Runs + RBIs
99%———
Jose Altuve Over 2.5 Hits + Runs + RBIs
99%———
Julio Rodriguez Over 0.5 Hits + Runs + RBIs
99%———
Yordan Alvarez Over 0.5 Hits + Runs + RBIs
99%———
Yordan Alvarez Over 2.5 Hits + Runs + RBIs
99%———
Yordan Alvarez Over 3.5 Hits + Runs + RBIs
99%———
Yordan Alvarez Over 4.5 Hits + Runs + RBIs
99%———
Jeremy Pena Over 1.5 Home Runs
1%—98%—
Houston AstrosWINNER
100%100%100%98%
Jose Altuve Under 1.5 Home Runs
——97%—
Cam Smith Under 1.5 Hits + Runs + RBIs
———92%
Josh Naylor Under 0.5 Home Runs
——88%96%
Brock Rodden Under 0.5 Home Runs
———92%
Cole Young Under 0.5 Home Runs
——100%91%
Yainer Diaz Under 0.5 Home Runs
———91%
Jose Altuve Under 0.5 Home Runs
——88%92%
Jeremy Pena Under 0.5 Home Runs
——85%94%
Houston Astros spread plus 4.5
———89%
Daulton Varsho Under 0.5 Home Runs
———89%
Julio Rodriguez Under 0.5 Home Runs
——99%89%
Cam Smith Under 0.5 Home Runs
———89%
Isaac Paredes Under 0.5 Home Runs
——0%89%
Taylor Trammell Under 0.5 Home Runs
———88%
Lazaro Montes Under 0.5 Home Runs
———88%
Christian Walker Under 0.5 Home Runs
——0%87%
Randy Arozarena Under 0.5 Home Runs
——82%89%
Total under 11.5
———85%
Dominic Canzone Under 0.5 Home Runs
——84%85%
Logan Gilbert Under 7.5 Strikeouts
——84%—
Houston Astros spread plus 3.5
———82%
Cal Raleigh Under 0.5 Home Runs
——100%82%
Cal Raleigh Under 0.5 Hits + Runs + RBIs
——81%—
Cal Raleigh Under 2.5 Hits + Runs + RBIs
——81%—
Cal Raleigh Under 3.5 Hits + Runs + RBIs
——81%—
Cal Raleigh Under 4.5 Hits + Runs + RBIs
——81%—
Cal Raleigh Under 5.5 Hits + Runs + RBIs
——81%—
Christian Walker Under 5.5 Hits + Runs + RBIs
——81%—
Cole Young Under 2.5 Hits + Runs + RBIs
——81%—
Cole Young Under 3.5 Hits + Runs + RBIs
——81%—
Cole Young Under 5.5 Hits + Runs + RBIs
——81%—
Dominic Canzone Over 0.5 Hits + Runs + RBIs
——81%—
Dominic Canzone Under 2.5 Hits + Runs + RBIs
——81%—
Dominic Canzone Under 3.5 Hits + Runs + RBIs
——81%—
Dominic Canzone Under 4.5 Hits + Runs + RBIs
——81%—
Dominic Canzone Under 5.5 Hits + Runs + RBIs
——81%—
Isaac Paredes Under 4.5 Hits + Runs + RBIs
——81%—
Isaac Paredes Under 5.5 Hits + Runs + RBIs
——81%—
Jeremy Pena Under 4.5 Hits + Runs + RBIs
——81%—
Jeremy Pena Under 5.5 Hits + Runs + RBIs
——81%—
Jose Altuve Under 3.5 Hits + Runs + RBIs
——81%—
Jose Altuve Under 4.5 Hits + Runs + RBIs
——81%—
Jose Altuve Under 5.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 0.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 2.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 3.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 4.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 5.5 Hits + Runs + RBIs
——81%—
Julio Rodriguez Under 3.5 Hits + Runs + RBIs
——81%—
Julio Rodriguez Under 4.5 Hits + Runs + RBIs
——81%—
Julio Rodriguez Under 5.5 Hits + Runs + RBIs
——81%—
Randy Arozarena Under 2.5 Hits + Runs + RBIs
——81%—
Randy Arozarena Under 3.5 Hits + Runs + RBIs
——81%—
Randy Arozarena Under 4.5 Hits + Runs + RBIs
——81%—
Randy Arozarena Under 5.5 Hits + Runs + RBIs
——81%—
Yordan Alvarez Over 5.5 Hits + Runs + RBIs
——81%—
Josh Naylor Under 1.5 Hits + Runs + RBIs
——81%80%
Yordan Alvarez Under 0.5 Home Runs
——77%81%
Taylor Trammell Under 0.5 Hits + Runs + RBIs
———78%
Total under 8.5
——63%89%
Seattle Mariners spread plus 2.5
——1%75%
Total under 9.5
———75%
Houston Astros spread minus 4.5
———74%
Houston Astros spread plus 1.5
——0%74%
Daulton Varsho Under 0.5 Hits + Runs + RBIs
———73%
Cole Young Under 1.5 Hits + Runs + RBIs
——81%64%
Cal Raleigh Under 1.5 Hits + Runs + RBIs
——81%61%
Randy Arozarena Under 1.5 Hits + Runs + RBIs
——81%60%
Houston Astros spread minus 1.5
100%—99%40%
Dominic Canzone Under 1.5 Hits + Runs + RBIs
——81%58%
Cam Smith Over 0.5 Hits + Runs + RBIs
———64%
Seattle Mariners spread plus 1.0
———64%
Seattle Mariners spread plus 1.5
——1%64%
Christian Walker Over 0.5 Hits + Runs + RBIs
99%——63%
Total under 10.5
———63%
J.P. Crawford Under 1.5 Hits + Runs + RBIs
———62%
Logan Gilbert Over 5.5 Strikeouts
1%—0%62%
Daulton Varsho Over 0.5 Hits + Runs + RBIs
———62%
Yainer Diaz Under 1.5 Hits + Runs + RBIs
———60%
Total under 8.0
———60%
Total under 7.5
——78%40%
Logan Gilbert Under 6.5 Strikeouts
——57%59%
Lazaro Montes Over 0.5 Hits + Runs + RBIs
———57%
Houston Astros spread plus 1.0
———56%
Brock Rodden Over 0.5 Hits + Runs + RBIs
———56%
Houston Astros spread plus 2.5
——27%83%
Brice Matthews Under 0.5 Hits + Runs + RBIs
———55%
Taylor Trammell Over 0.5 Hits + Runs + RBIs
———55%
Brock Rodden Under 0.5 Hits + Runs + RBIs
———54%
Cristian Javier Under 4.5 Strikeouts
——100%54%
Brice Matthews Over 0.5 Hits + Runs + RBIs
———54%
Total over 7.0
———54%
Total under 6.5
——100%53%
Yordan Alvarez Over 1.5 Hits + Runs + RBIs
99%——53%
Lazaro Montes Under 0.5 Hits + Runs + RBIs
———52%
Cole Young Under 1.5 Home Runs
——52%—
Yordan Alvarez Over 0.5 Home Runs
99%—77%25%
Logan Gilbert Over 6.5 Strikeouts
1%—57%45%
Dominic Canzone Over 0.5 Home Runs
——84%18%
Cristian Javier Under 3.5 Strikeouts
——51%—
Total over 6.5
100%—100%50%
Cristian Javier Under 2.5 Strikeouts
——50%—
Cristian Javier Under 7.5 Strikeouts
——50%—
Logan Gilbert Over 3.5 Strikeouts
1%—50%—
Logan Gilbert Under 4.5 Strikeouts
——50%—
Jeremy Pena Over 1.5 Hits + Runs + RBIs
99%——50%
Cristian Javier Over 3.5 Strikeouts
1%—50%—
Jeremy Pena Under 1.5 Hits + Runs + RBIs
——19%80%
Jeremy Pena Over 3.5 Hits + Runs + RBIs
49%—0%—
Total under 7.0
———49%
Cole Young Over 1.5 Home Runs
1%—48%—
Julio Rodriguez Over 1.5 Hits + Runs + RBIs
99%——48%
Dominic Canzone Over 1.5 Home Runs
——48%—
Josh Naylor Over 1.5 Home Runs
——48%—
Randy Arozarena Over 1.5 Hits + Runs + RBIs
1%——48%
Cole Young Over 1.5 Hits + Runs + RBIs
51%—1%44%
Cristian Javier Over 4.5 Strikeouts
1%—46%49%
Yainer Diaz Over 1.5 Hits + Runs + RBIs
———47%
J.P. Crawford Over 1.5 Hits + Runs + RBIs
———47%
Seattle Mariners spread minus 1.0
———46%
Cam Smith Under 0.5 Hits + Runs + RBIs
———45%
Jose Altuve Over 1.5 Hits + Runs + RBIs
99%——45%
Logan Gilbert Under 5.5 Strikeouts
——100%45%
Isaac Paredes Over 1.5 Hits + Runs + RBIs
99%——44%
Total over 8.0
———42%
Isaac Paredes Under 1.5 Hits + Runs + RBIs
——19%63%
Jose Altuve Over 3.5 Hits + Runs + RBIs
41%—1%—
Jose Altuve Under 1.5 Hits + Runs + RBIs
——19%63%
Seattle Mariners spread plus 4.5
———40%
Cam Smith Over 1.5 Hits + Runs + RBIs
———40%
Christian Walker Under 0.5 Hits + Runs + RBIs
——19%60%
Julio Rodriguez Under 1.5 Hits + Runs + RBIs
——19%60%
Cal Raleigh Over 1.5 Hits + Runs + RBIs
34%—1%44%
Houston Astros spread minus 1.0
———38%
Yordan Alvarez Under 1.5 Hits + Runs + RBIs
——19%56%
Total under 5.5
———36%
Dominic Canzone Over 1.5 Hits + Runs + RBIs
——19%50%
Josh Naylor Over 1.5 Hits + Runs + RBIs
——19%46%
Julio Rodriguez Over 2.5 Hits + Runs + RBIs
31%—0%—
Randy Arozarena Over 2.5 Hits + Runs + RBIs
30%—1%—
Seattle Mariners spread minus 1.5
1%—1%30%
Houston Astros spread minus 2.5
100%—1%28%
Total over 8.5
1%—39%14%
Cole Young Over 2.5 Hits + Runs + RBIs
26%—1%—
Logan Gilbert Over 4.5 Strikeouts
2%—50%—
Cal Raleigh Over 2.5 Hits + Runs + RBIs
25%—1%—
Seattle Mariners spread minus 2.5
1%—27%21%
Cal Raleigh Over 0.5 Home Runs
1%—0%24%
Seattle Mariners spread plus 3.5
———23%
Jeremy Pena Over 4.5 Hits + Runs + RBIs
22%———
Total under 4.5
———22%
Total over 7.5
1%—8%32%
Cal Raleigh Over 5.5 Hits + Runs + RBIs
——19%—
Christian Walker Over 5.5 Hits + Runs + RBIs
——19%—
Christian Walker Under 1.5 Hits + Runs + RBIs
——19%—
Christian Walker Under 3.5 Hits + Runs + RBIs
——19%—
Christian Walker Under 4.5 Hits + Runs + RBIs
——19%—
Cole Young Over 5.5 Hits + Runs + RBIs
——19%—
Cole Young Under 0.5 Hits + Runs + RBIs
——19%—
Dominic Canzone Over 2.5 Hits + Runs + RBIs
——19%—
Dominic Canzone Over 3.5 Hits + Runs + RBIs
——19%—
Dominic Canzone Over 4.5 Hits + Runs + RBIs
——19%—
Dominic Canzone Over 5.5 Hits + Runs + RBIs
——19%—
Dominic Canzone Under 0.5 Hits + Runs + RBIs
——19%—
Isaac Paredes Over 5.5 Hits + Runs + RBIs
——19%—
Isaac Paredes Under 0.5 Hits + Runs + RBIs
——19%—
Isaac Paredes Under 2.5 Hits + Runs + RBIs
——19%—
Isaac Paredes Under 3.5 Hits + Runs + RBIs
——19%—
Jeremy Pena Over 5.5 Hits + Runs + RBIs
——19%—
Jeremy Pena Under 0.5 Hits + Runs + RBIs
——19%—
Jose Altuve Over 5.5 Hits + Runs + RBIs
——19%—
Jose Altuve Under 0.5 Hits + Runs + RBIs
——19%—
Jose Altuve Under 2.5 Hits + Runs + RBIs
——19%—
Josh Naylor Over 0.5 Hits + Runs + RBIs
——19%—
Josh Naylor Over 2.5 Hits + Runs + RBIs
——19%—
Josh Naylor Over 3.5 Hits + Runs + RBIs
——19%—
Josh Naylor Over 4.5 Hits + Runs + RBIs
——19%—
Josh Naylor Over 5.5 Hits + Runs + RBIs
——19%—
Julio Rodriguez Over 5.5 Hits + Runs + RBIs
——19%—
Julio Rodriguez Under 0.5 Hits + Runs + RBIs
——19%—
Yordan Alvarez Under 0.5 Hits + Runs + RBIs
——19%—
Yordan Alvarez Under 2.5 Hits + Runs + RBIs
——19%—
Yordan Alvarez Under 3.5 Hits + Runs + RBIs
——19%—
Yordan Alvarez Under 4.5 Hits + Runs + RBIs
——19%—
Isaac Paredes Over 4.5 Hits + Runs + RBIs
18%—1%—
Julio Rodriguez Over 0.5 Home Runs
1%—0%18%
Randy Arozarena Over 0.5 Home Runs
1%—0%17%
Christian Walker Over 0.5 Home Runs
99%—100%16%
Lazaro Montes Over 0.5 Home Runs
———16%
Isaac Paredes Over 0.5 Home Runs
99%—15%15%
Seattle Mariners spread minus 4.5
———15%
Cam Smith Over 0.5 Home Runs
———15%
Jeremy Pena Over 0.5 Home Runs
1%—0%14%
Yainer Diaz Over 0.5 Home Runs
———14%
Taylor Trammell Over 0.5 Home Runs
———14%
Daulton Varsho Over 0.5 Home Runs
———14%
Cole Young Over 0.5 Home Runs
1%—0%13%
Josh Naylor Over 0.5 Home Runs
——12%13%
Jose Altuve Over 0.5 Home Runs
29%—12%11%
Cole Young Over 4.5 Hits + Runs + RBIs
11%—1%—
Julio Rodriguez Over 4.5 Hits + Runs + RBIs
11%———
Jose Altuve Over 4.5 Hits + Runs + RBIs
10%—1%—
Logan Gilbert Over 7.5 Strikeouts
4%—16%—
Brock Rodden Over 0.5 Home Runs
———9%
Randy Arozarena Over 4.5 Hits + Runs + RBIs
8%—1%—
Cal Raleigh Over 4.5 Hits + Runs + RBIs
5%—1%—
Cristian Javier Over 7.5 Strikeouts
5%—0%—
Yordan Alvarez Over 1.5 Home Runs
1%—5%—
Seattle Mariners
1%1%100%4%
Isaac Paredes Over 1.5 Home Runs
4%—0%—
Jose Altuve Over 1.5 Home Runs
1%—3%—
Cal Raleigh Over 1.5 Home Runs
2%—0%—
Christian Walker Over 1.5 Home Runs
2%—0%—
Jeremy Pena Under 1.5 Home Runs
——2%—
Randy Arozarena Over 1.5 Home Runs
2%—0%—
Cal Raleigh Over 0.5 Hits + Runs + RBIs
1%—1%—
Cal Raleigh Over 3.5 Hits + Runs + RBIs
1%—1%—
Cole Young Over 3.5 Hits + Runs + RBIs
1%—1%—
Julio Rodriguez Over 3.5 Hits + Runs + RBIs
1%—1%—
Julio Rodriguez Under 1.5 Home Runs
——1%—
Randy Arozarena Over 0.5 Hits + Runs + RBIs
1%—1%—
Randy Arozarena Over 3.5 Hits + Runs + RBIs
1%—1%—
Cristian Javier Over 2.5 Strikeouts
1%—0%—
Cristian Javier Over 6.5 Strikeouts
1%—0%—
Julio Rodriguez Over 1.5 Home Runs
1%—0%—
Jeremy Pena Under 2.5 Hits + Runs + RBIs
——0%—
Randy Arozarena Over 5.5 Hits + Runs + RBIs
——0%—
Yordan Alvarez Under 5.5 Hits + Runs + RBIs
——0%—
Cal Raleigh Over 0.5 Hits
————
Cal Raleigh Over 0.5 RBIs
————
Cal Raleigh Over 0.5 Stolen Bases
————
Cal Raleigh Over 1.5 Hits
————
Cal Raleigh Over 1.5 RBIs
————
Cal Raleigh Over 1.5 Total Bases
————
Cal Raleigh Over 2.5 Hits
————
Cal Raleigh Over 2.5 RBIs
————
Cal Raleigh Over 2.5 Total Bases
————
Cal Raleigh Over 3.5 Total Bases
————
Cal Raleigh Over 4.5 Total Bases
————
Cal Raleigh Over 5.5 Total Bases
————
Christian Walker Over 0.5 Hits
————
Christian Walker Over 0.5 RBIs
————
Christian Walker Over 0.5 Stolen Bases
————
Christian Walker Over 1.5 Hits
————
Christian Walker Over 1.5 RBIs
————
Christian Walker Over 1.5 Total Bases
————
Christian Walker Over 2.5 Hits
————
Christian Walker Over 2.5 Total Bases
————
Christian Walker Over 3.5 Total Bases
————
Christian Walker Over 4.5 Total Bases
————
Cole Young Over 0.5 Hits
————
Cole Young Over 0.5 RBIs
————
Cole Young Over 0.5 Stolen Bases
————
Cole Young Over 1.5 Hits
————
Cole Young Over 1.5 RBIs
————
Cole Young Over 1.5 Total Bases
————
Cole Young Over 2.5 Hits
————
Cole Young Over 2.5 Total Bases
————
Cole Young Over 3.5 Total Bases
————
Cole Young Over 4.5 Total Bases
————
Cristian Javier Over 0.5 Earned Runs
————
Cristian Javier Over 1.5 Earned Runs
————
Cristian Javier Over 1.5 Strikeouts
————
Cristian Javier Over 14.5 Pitcher Outs
————
Cristian Javier Over 2.5 Earned Runs
————
Cristian Javier Over 3.5 Earned Runs
————
Cristian Javier Over 4.5 Earned Runs
————
Cristian Javier Over 5.5 Strikeouts
————
Houston wins by over 3.5 runs
————
Isaac Paredes Over 0.5 Hits
————
Isaac Paredes Over 0.5 RBIs
————
Isaac Paredes Over 0.5 Stolen Bases
————
Isaac Paredes Over 1.5 Hits
————
Isaac Paredes Over 1.5 RBIs
————
Isaac Paredes Over 1.5 Total Bases
————
Isaac Paredes Over 2.5 Hits
————
Isaac Paredes Over 2.5 Total Bases
————
Isaac Paredes Over 3.5 Total Bases
————
Isaac Paredes Over 4.5 Total Bases
————
Jeremy Pena Over 0.5 Hits
————
Jeremy Pena Over 0.5 RBIs
————
Jeremy Pena Over 0.5 Stolen Bases
————
Jeremy Pena Over 1.5 Hits
————
Jeremy Pena Over 1.5 RBIs
————
Jeremy Pena Over 1.5 Total Bases
————
Jeremy Pena Over 2.5 Hits
————
Jeremy Pena Over 2.5 Total Bases
————
Jeremy Pena Over 3.5 Total Bases
————
Jeremy Pena Over 4.5 Total Bases
————
Jose Altuve Over 0.5 Hits
————
Jose Altuve Over 0.5 RBIs
————
Jose Altuve Over 0.5 Stolen Bases
————
Jose Altuve Over 1.5 Hits
————
Jose Altuve Over 1.5 RBIs
————
Jose Altuve Over 1.5 Total Bases
————
Jose Altuve Over 2.5 Hits
————
Jose Altuve Over 2.5 Total Bases
————
Jose Altuve Over 3.5 Total Bases
————
Jose Altuve Over 4.5 Total Bases
————
Julio Rodriguez Over 0.5 Hits
————
Julio Rodriguez Over 0.5 RBIs
————
Julio Rodriguez Over 0.5 Stolen Bases
————
Julio Rodriguez Over 1.5 Hits
————
Julio Rodriguez Over 1.5 RBIs
————
Julio Rodriguez Over 1.5 Total Bases
————
Julio Rodriguez Over 2.5 Hits
————
Julio Rodriguez Over 2.5 RBIs
————
Julio Rodriguez Over 2.5 Total Bases
————
Julio Rodriguez Over 3.5 Total Bases
————
Julio Rodriguez Over 4.5 Total Bases
————
Logan Gilbert Over 0.5 Earned Runs
————
Logan Gilbert Over 1.5 Earned Runs
————
Logan Gilbert Over 18.5 Pitcher Outs
————
Logan Gilbert Over 2.5 Earned Runs
————
Logan Gilbert Over 2.5 Strikeouts
————
Logan Gilbert Over 3.5 Earned Runs
————
Logan Gilbert Over 4.5 Earned Runs
————
Logan Gilbert Over 8.5 Strikeouts
————
Logan Gilbert Over 9.5 Strikeouts
————
Over 1.5 runs scored
————
Over 2.5 runs scored
————
Over 3.5 runs scored
————
Randy Arozarena Over 0.5 Hits
————
Randy Arozarena Over 0.5 RBIs
————
Randy Arozarena Over 0.5 Stolen Bases
————
Randy Arozarena Over 1.5 Hits
————
Randy Arozarena Over 1.5 RBIs
————
Randy Arozarena Over 1.5 Total Bases
————
Randy Arozarena Over 2.5 Hits
————
Randy Arozarena Over 2.5 Total Bases
————
Randy Arozarena Over 3.5 Total Bases
————
Randy Arozarena Over 4.5 Total Bases
————
Seattle Mariners spread minus 3.5
————
Total over 10.5
————
Total over 11.5
————
Total over 4.5
————
Total over 5.5
————
Total over 9.5
————
Yordan Alvarez Over 0.5 Hits
————
Yordan Alvarez Over 0.5 RBIs
————
Yordan Alvarez Over 0.5 Stolen Bases
————
Yordan Alvarez Over 1.5 Hits
————
Yordan Alvarez Over 1.5 RBIs
————
Yordan Alvarez Over 1.5 Total Bases
————
Yordan Alvarez Over 2.5 Hits
————
Yordan Alvarez Over 2.5 Total Bases
————
Yordan Alvarez Over 3.5 Total Bases
————
Yordan Alvarez Over 4.5 Total Bases
————
Yordan Alvarez Over 5.5 Total Bases
————

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic OracleConsensus of Sources
ProphetXProphetX
ProphetX Rules
Read Full Market Rulebooks
Stats
Spread99.4%
Platforms4
Candidates2
Winner

Houston Astros

99.1% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: Houston Astros vs. Seattle Mariners (9:40 PM ET)

Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and Polymarket US and ProphetX.

KalshiKalshi
Primary Rule

If Houston wins the Houston vs Seattle professional baseball game originally scheduled for Sep 22, 2026 at 9:40 PM EDT, then the market resolves to Yes.

Edge Cases

The following market refers to the Houston vs Seattle professional baseball game originally scheduled for Sep 22, 2026 at 9:40 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. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Resolution Oracles
Kalshi Rules
PolymarketPolymarket
Primary Rule

In the upcoming MLB game between the Houston Astros and Seattle Mariners, scheduled for September 22 at 9:40PM ET: This market will resolve to "Houston Astros" if the Houston Astros win the game. This market will resolve to "Seattle Mariners" if the Seattle Mariners 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.

Resolution Oracles
UMA Optimistic OracleConsensus of Sources
Polymarket USPolymarket US
Primary Rule

This market will settle to the winner of the Houston Astros vs Seattle Mariners MLB game scheduled for 2026-09-22 at 9:40PM ET. Extra innings are included if played. If the game is delayed, postponed, or suspended and not rescheduled to a date within two weeks of the originally scheduled date, the market will settle to the last fair market price. Outcome sourced from MLB.

ProphetXProphetX
Primary Rule

Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules

Resolution Oracles
ProphetX Rules

Frequently Asked Questions

What does the Houston Astros vs. Seattle Mariners (9:40 PM ET) prediction market track?

The outcomes listed above show how traders are pricing this question. Compare outcome prices from Kalshi, Polymarket US, Polymarket, ProphetX in one place. Each price reflects the market’s implied probability, not a guaranteed result. This event is archived; prices shown are historical.

What were the last available Houston Astros vs. Seattle Mariners (9:40 PM ET) odds?

The last available prices are Houston Astros: 99.5¢ on Kalshi, 99.8¢ on Polymarket, 97.8¢ on ProphetX, 99.5¢ on Polymarket US; Seattle Mariners: 0.5¢ on Kalshi, 99.9¢ on Polymarket, 4.1¢ on ProphetX, 0.5¢ on Polymarket US. Prices are quoted in cents per $1 share. Check the venue for executable prices and available liquidity. The last available price is not necessarily the final settlement price.

Why do Houston Astros vs. Seattle Mariners (9:40 PM ET) odds vary across prediction markets?

The largest price difference shown across venues is 99.4 percentage points. Venues have different traders, liquidity and fees, so their prices can differ. A price gap alone does not establish an executable arbitrage opportunity; compare settlement rules and the actual buy and sell prices.

How do Houston Astros vs. Seattle Mariners (9:40 PM ET) prediction market payouts work?

For example, Houston Astros at 99.1¢ implies about a 99.1% chance. For a standard $1 contract, a share pays $1 if its outcome settles as correct and $0 if it settles as incorrect. A winning share bought at 40¢ earns 60¢ before fees. Check each venue’s settlement rules, fees and eligibility before trading. Historical prices alone do not identify the winning outcome.

Learn more:How to Read Prediction Market PricesCompare Fees Before You TradeNew to Polymarket?

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