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Live prediction market odds for Chicago Cubs vs. Seattle Mariners (7:15 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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Chicago Cubs Wins: Chicago Cubs vs. Seattle Mariners (7:15 PM ET)

MLB·Resolved 2026-08-22

This market resolved on 2026-08-22. Chicago Cubs was the officially declared outcome. Prior to resolution, the market peaked at 63%.

About This Market

Chicago Cubs vs.

Chicago Cubs vs. Seattle Mariners (7:15 PM ET) — MLB game held on 2026-08-22. 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
David Peterson Over 3.5 Strikeouts
99%—100%—
David Peterson Over 2.5 Strikeouts
99%—99%—
Alex Bregman Over 0.5 Hits
99%———
Alex Bregman Over 0.5 Hits + Runs + RBIs
99%———
Alex Bregman Over 0.5 RBIs
99%———
Alex Bregman Over 1.5 Total Bases
99%———
Alex Bregman Over 2.5 Hits + Runs + RBIs
99%———
Alex Bregman Over 2.5 Total Bases
99%———
Alex Bregman Over 3.5 Total Bases
99%———
David Peterson Over 0.5 Earned Runs
99%———
David Peterson Over 1.5 Earned Runs
99%———
David Peterson Over 1.5 Strikeouts
99%———
David Peterson Over 14.5 Pitcher Outs
99%———
David Peterson Over 5.5 Strikeouts
99%———
David Peterson Over 6.5 Strikeouts
99%———
David Peterson Over 7.5 Strikeouts
99%———
Over 1.5 runs scored
99%———
Over 2.5 runs scored
99%———
Over 3.5 runs scored
99%———
Pete Crow-Armstrong Over 0.5 Hits
99%———
Pete Crow-Armstrong Over 0.5 Hits + Runs + RBIs
99%———
Pete Crow-Armstrong Over 1.5 Total Bases
99%———
Randy Arozarena Over 0.5 Hits
99%———
Randy Arozarena Over 0.5 Hits + Runs + RBIs
99%———
Randy Arozarena Over 0.5 RBIs
99%———
Randy Arozarena Over 1.5 Hits
99%———
Randy Arozarena Over 1.5 RBIs
99%———
Randy Arozarena Over 2.5 Hits
99%———
Randy Arozarena Over 2.5 Hits + Runs + RBIs
99%———
Randy Arozarena Over 3.5 Hits + Runs + RBIs
99%———
Randy Arozarena Over 4.5 Hits + Runs + RBIs
99%———
Brock Rodden Under 0.5 Home Runs
———99%
Cole Young Under 0.5 Home Runs
——0%99%
Pedro Ramirez Under 0.5 Home Runs
———99%
Alex Bregman Under 0.5 Home Runs
——1%97%
Carson Kelly Under 0.5 Home Runs
———97%
Brendan Donovan Under 0.5 Home Runs
———97%
Michael Busch Under 0.5 Home Runs
——1%96%
Nico Hoerner Under 0.5 Home Runs
——96%99%
Taylor Ward Under 0.5 Home Runs
——99%95%
Tyrone Taylor Under 0.5 Home Runs
———95%
Julio Rodriguez Under 0.5 Home Runs
——99%94%
Seattle Mariners spread plus 4.5
———93%
Dominic Canzone Under 0.5 Home Runs
——90%96%
Randy Arozarena Under 0.5 Home Runs
——1%93%
Seiya Suzuki Under 0.5 Home Runs
——99%93%
Pete Crow-Armstrong Under 0.5 Home Runs
——95%89%
Ian Happ Under 0.5 Home Runs
———90%
Total over 5.5
99%——90%
Total under 11.5
———90%
Chicago Cubs spread plus 4.5
———90%
Josh Naylor Under 0.5 Home Runs
——81%98%
Total under 9.5
———89%
Seattle Mariners spread plus 3.5
———89%
Cal Raleigh Over 0.5 Hits
86%———
Cal Raleigh Under 0.5 Home Runs
———85%
David Peterson Under 4.5 Strikeouts
——0%85%
Total under 10.5
———85%
Chicago Cubs spread plus 3.5
———84%
Total over 4.5
99%——83%
Seattle Mariners spread plus 2.5
——78%80%
Total under 8.0
———72%
Chicago Cubs spread plus 1.5
——53%89%
Chicago Cubs spread plus 2.5
——67%73%
Tyrone Taylor Over 0.5 Hits + Runs + RBIs
———68%
Pedro Ramirez Under 1.5 Hits + Runs + RBIs
———68%
Total under 8.5
——62%71%
Michael Busch Under 1.5 Hits + Runs + RBIs
———66%
Cal Raleigh Over 0.5 Hits + Runs + RBIs
99%——65%
Carson Kelly Under 1.5 Hits + Runs + RBIs
———65%
Ian Happ Over 0.5 Hits + Runs + RBIs
———65%
Pete Crow-Armstrong Over 0.5 RBIs
65%———
Cole Young Under 1.5 Hits + Runs + RBIs
———64%
Brock Rodden Over 0.5 Hits + Runs + RBIs
———64%
Cal Raleigh Under 1.5 Hits + Runs + RBIs
———63%
Chicago Cubs spread plus 1.0
———63%
Dominic Canzone Under 1.5 Hits + Runs + RBIs
———63%
Total under 7.5
——61%65%
Josh Naylor Under 1.5 Hits + Runs + RBIs
———63%
Chicago CubsWINNER
1%94%32%99%
Total under 6.5
——39%86%
Taylor Ward Under 1.5 Hits + Runs + RBIs
———62%
Chicago Cubs spread minus 1.5
1%—32%87%
David Peterson Over 4.5 Strikeouts
99%—43%76%
Nico Hoerner Under 1.5 Hits + Runs + RBIs
———59%
Alex Bregman Under 1.5 Hits + Runs + RBIs
———58%
Seiya Suzuki Under 1.5 Hits + Runs + RBIs
———57%
Randy Arozarena Under 1.5 Hits + Runs + RBIs
———56%
Josh Naylor Over 1.5 Hits + Runs + RBIs
———55%
Randy Arozarena Over 1.5 Hits + Runs + RBIs
99%——55%
Chicago Cubs spread minus 1.0
———55%
Julio Rodriguez Under 1.5 Hits + Runs + RBIs
———55%
Nico Hoerner Over 1.5 Hits + Runs + RBIs
———54%
Pete Crow-Armstrong Under 1.5 Hits + Runs + RBIs
———54%
Brendan Donovan Under 1.5 Hits + Runs + RBIs
———54%
Michael Busch Over 1.5 Hits + Runs + RBIs
———52%
Brendan Donovan Over 1.5 Hits + Runs + RBIs
———51%
Seattle Mariners spread plus 1.0
———50%
Seiya Suzuki Over 1.5 Hits + Runs + RBIs
———48%
Dominic Canzone Over 1.5 Hits + Runs + RBIs
———48%
Pete Crow-Armstrong Over 2.5 Hits + Runs + RBIs
47%———
Brock Rodden Under 0.5 Hits + Runs + RBIs
———47%
Tyrone Taylor Under 0.5 Hits + Runs + RBIs
———47%
Ian Happ Under 0.5 Hits + Runs + RBIs
———47%
Taylor Ward Over 1.5 Hits + Runs + RBIs
———47%
Alex Bregman Over 1.5 Hits + Runs + RBIs
99%——46%
Pete Crow-Armstrong Over 1.5 Hits + Runs + RBIs
44%——49%
Julio Rodriguez Over 1.5 Hits + Runs + RBIs
46%——45%
Seattle Mariners spread plus 1.5
——68%21%
Carson Kelly Over 1.5 Hits + Runs + RBIs
———44%
Cal Raleigh Over 1.5 Hits + Runs + RBIs
40%——47%
Total over 6.5
99%—61%23%
Seattle Mariners spread minus 1.0
———41%
Cole Young Over 1.5 Hits + Runs + RBIs
———41%
Pedro Ramirez Over 1.5 Hits + Runs + RBIs
———41%
Total over 8.0
———36%
Total over 8.5
99%—38%34%
Julio Rodriguez Over 2.5 Hits + Runs + RBIs
33%———
Total over 7.5
99%—26%40%
Cal Raleigh Over 0.5 RBIs
30%———
Chicago Cubs spread minus 2.5
1%—22%35%
Cal Raleigh Over 2.5 Hits + Runs + RBIs
27%———
Total under 4.5
———25%
Seattle Mariners spread minus 2.5
1%—16%33%
Julio Rodriguez Over 0.5 Hits
24%———
Total over 10.5
1%——23%
Seattle Mariners spread minus 1.5
1%—28%18%
Chicago C wins by over 3.5 runs
1%——23%
Cal Raleigh Over 0.5 Home Runs
1%——21%
Julio Rodriguez Over 1.5 Hits
20%———
Pete Crow-Armstrong Over 3.5 Hits + Runs + RBIs
20%———
Total over 9.5
1%——18%
Seattle Mariners spread minus 3.5
1%——18%
Total over 11.5
1%——17%
Total under 5.5
———17%
Julio Rodriguez Over 0.5 Home Runs
1%—1%17%
Alex Bregman Over 3.5 Hits + Runs + RBIs
16%———
Cal Raleigh Over 3.5 Hits + Runs + RBIs
16%———
Randy Arozarena Over 0.5 Home Runs
99%—100%15%
Ian Happ Over 0.5 Home Runs
———14%
Michael Busch Over 0.5 Home Runs
——1%14%
Cal Raleigh Over 1.5 Hits
14%———
Pete Crow-Armstrong Over 1.5 Hits
14%———
Seiya Suzuki Over 0.5 Home Runs
——1%14%
Cal Raleigh Over 1.5 RBIs
13%———
Seattle Mariners spread minus 4.5
———12%
Julio Rodriguez Over 3.5 Total Bases
12%———
Julio Rodriguez Over 4.5 Hits + Runs + RBIs
12%———
Pete Crow-Armstrong Over 1.5 RBIs
12%———
Taylor Ward Over 0.5 Home Runs
——1%12%
Dominic Canzone Over 0.5 Home Runs
——10%12%
Tyrone Taylor Over 0.5 Home Runs
———11%
Carson Kelly Over 0.5 Home Runs
———11%
Chicago Cubs spread minus 4.5
———11%
Julio Rodriguez Over 0.5 Stolen Bases
10%———
Pete Crow-Armstrong Over 4.5 Hits + Runs + RBIs
10%———
Pete Crow-Armstrong Over 0.5 Home Runs
2%—1%17%
Alex Bregman Over 0.5 Home Runs
99%—100%9%
Seattle Mariners
99%7%68%9%
Alex Bregman Over 4.5 Hits + Runs + RBIs
9%———
Cal Raleigh Over 4.5 Hits + Runs + RBIs
9%———
Randy Arozarena Over 0.5 Stolen Bases
9%———
Pedro Ramirez Over 0.5 Home Runs
———9%
Brock Rodden Over 0.5 Home Runs
———8%
Cole Young Over 0.5 Home Runs
——0%8%
Alex Bregman Over 1.5 Hits
8%———
Julio Rodriguez Over 2.5 Hits
8%———
Brendan Donovan Over 0.5 Home Runs
———7%
Josh Naylor Over 0.5 Home Runs
——4%8%
Cal Raleigh Over 2.5 Total Bases
6%———
Cal Raleigh Over 4.5 Total Bases
6%———
Julio Rodriguez Over 2.5 Total Bases
6%———
Pete Crow-Armstrong Over 2.5 Total Bases
6%———
Pete Crow-Armstrong Over 5.5 Total Bases
6%———
Pete Crow-Armstrong Over 2.5 Hits
5%———
Nico Hoerner Over 0.5 Home Runs
——4%5%
Alex Bregman Over 2.5 Hits
4%———
Cal Raleigh Over 1.5 Home Runs
3%———
Randy Arozarena Over 1.5 Home Runs
99%—3%—
Alex Bregman Over 4.5 Total Bases
2%———
Cal Raleigh Over 1.5 Total Bases
2%———
Julio Rodriguez Over 1.5 Total Bases
2%———
Pete Crow-Armstrong Over 0.5 Stolen Bases
2%———
Pete Crow-Armstrong Over 1.5 Home Runs
2%—1%—
Pete Crow-Armstrong Over 3.5 Total Bases
2%———
Pete Crow-Armstrong Over 4.5 Total Bases
2%———
Alex Bregman Over 0.5 Stolen Bases
1%———
Julio Rodriguez Over 0.5 Hits + Runs + RBIs
1%———
Julio Rodriguez Over 1.5 Home Runs
1%—1%—
Alex Bregman Over 1.5 Home Runs
1%—1%—
Alex Bregman Over 1.5 RBIs
0%———
Cal Raleigh Over 2.5 Hits
0%———
Cal Raleigh Over 3.5 Total Bases
0%———
David Peterson Over 2.5 Earned Runs
0%———
David Peterson Over 3.5 Earned Runs
0%———
Julio Rodriguez Over 0.5 RBIs
0%———
Julio Rodriguez Over 1.5 RBIs
0%———
Julio Rodriguez Over 3.5 Hits + Runs + RBIs
0%———
Randy Arozarena Over 3.5 Hits
0%———

Resolution Oracles

KalshiKalshi
Kalshi Rules
PolymarketPolymarket
UMA Optimistic OracleConsensus of Sources
ProphetXProphetX
ProphetX Rules
Read Full Market Rulebooks
Stats
Spread98.0%
Platforms4
Candidates2
Winner

Chicago Cubs

56.4% avg

Market RulebooksOfficial settlement criteria and edge cases

Market Rulebook: Chicago Cubs vs. Seattle Mariners (7:15 PM ET)

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

KalshiKalshi
Primary Rule

If Chicago C wins the Chicago C vs Seattle professional baseball game originally scheduled for Aug 22, 2026 at 7:15 PM EDT, then the market resolves to Yes.

Edge Cases

The following market refers to the Chicago C vs Seattle professional baseball game originally scheduled for Aug 22, 2026 at 7:15 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 Chicago Cubs and Seattle Mariners, scheduled for August 22 at 7:15PM ET: This market will resolve to "Chicago Cubs" if the Chicago Cubs 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 Chicago Cubs vs Seattle Mariners MLB game scheduled for 2026-08-22 at 7:15PM 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 Chicago Cubs vs. Seattle Mariners (7:15 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 Chicago Cubs vs. Seattle Mariners (7:15 PM ET) odds?

The last available prices are Chicago Cubs: 1.0¢ on Kalshi, 32.0¢ on Polymarket, 99.0¢ on ProphetX, 93.5¢ on Polymarket US; Seattle Mariners: 99.0¢ on Kalshi, 68.0¢ on Polymarket, 9.3¢ on ProphetX, 6.5¢ 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 Chicago Cubs vs. Seattle Mariners (7:15 PM ET) odds vary across prediction markets?

The largest price difference shown across venues is 98.0 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 Chicago Cubs vs. Seattle Mariners (7:15 PM ET) prediction market payouts work?

For example, Chicago Cubs at 56.4¢ implies about a 56.4% 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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