Will the Seattle Mariners win the 2026 World Series?

No100%
Yes0%

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This market has settled. The prices shown are final.
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24h volume—
7d volume—
30d volume—
Liquidity$0
Spread0%
ResolvesOct 31, 2026next month

Probability history

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Based on this market’s outcome prices, expressed as probabilities.

Resolution rules

This market will resolve according to the team that wins the 2026 MLB World Series. If at any point it becomes impossible for a listed team to win the 2026 MLB World Series per the rules of MLB (e.g., they are eliminated in the playoffs), the corresponding market will resolve to “No”. If the 2026 MLB season is cancelled, postponed after December 31, 2026 ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source will be official information from MLB (https://www.mlb.com/); however, a consensus of credible reporting may also be used.

The same question elsewhere

View the combined question →
Comparable, not identical. Opinion and Polymarket specify October 31, 2026 settlement times, while Myriad and PredictFun resolve after the tournament; PredictFun is already settled No. Myriad uses MLB as its source and resolves cancellation/no winner to No, whereas the others specify an “Other” outcome; these are non-material resolution-rule differences.
  • OpinionOpen →

    MLB World Series Champion 2026 — Seattle Mariners

    This market will resolve according to the team that wins the 2026 MLB World Series. If at any point it becomes impossible for a listed team to win the 2026 MLB World Series per the rules of MLB (e.g., they are eliminated in the playoffs), the corresponding market will resolve to “No”. If the 2026 MLB season is cancelled, postponed after December 31, 2026 ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source will be official information from MLB (https://www.mlb.com/); however, a consensus of credible reporting may also be used.

    read Sep 28, 04:26 AM UTC

  • Polymarketthis market

    Will the Seattle Mariners win the 2026 World Series?

    This market will resolve according to the team that wins the 2026 MLB World Series. If at any point it becomes impossible for a listed team to win the 2026 MLB World Series per the rules of MLB (e.g., they are eliminated in the playoffs), the corresponding market will resolve to “No”. If the 2026 MLB season is cancelled, postponed after December 31, 2026 ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source will be official information from MLB (https://www.mlb.com/); however, a consensus of credible reporting may also be used.

    176 holders · 38 comments · read Sep 20, 05:52 AM UTC

  • PredictFunOpen →

    Will the Seattle Mariners win the 2026 World Series?

    This market will resolve according to the team that wins the 2026 MLB World Series. If at any point it becomes impossible for a listed team to win the 2026 MLB World Series per the rules of MLB (e.g., they are eliminated in the playoffs), the corresponding market will resolve to “No”. If the 2026 MLB season is cancelled, postponed after December 31, 2026 ET, or there is otherwise no winner declared within that timeframe, this market will resolve to “Other”. The primary resolution source will be official information from MLB (https://www.mlb.com/); however, a consensus of credible reporting may also be used.

    read Sep 22, 09:24 AM UTC

  • MyriadOpen →

    Will the Seattle Mariners win the 2026 World Series?

    ### **Market Dates:** - **Market Period**: From the publication date through December 31, 2026, at 11:59 PM ET. - **Market Close:** December 31, 2026, at 11:59 PM ET. - **Resolution Deadline:** The resolution will be determined after the final games of the tournament are completed. ### **Resolution Criteria:** - Resolves to “**Yes**” for the winning team of the MLB World Series 2026 tournament, provided they are listed as an outcome in this market. - Resolves to “**No**” for all other teams. ### **Resolution Details:** - This market will only be resolved through official results posted from the event organizer. - In case the resolution source fails to upload, a consensus of credible reporting can be used to resolve. - If no winner is declared during the Market Period, this market will resolve to ”No“ for all available options. ### **Cancellation Conditions:** - Any circumstance makes it impossible to determine the outcome definitively. In the event of cancellation, participants may claim their stakes at the market value of their open positions at the time of cancellation. This could result in a profit or a loss, depending on the price of their outstanding shares.

    read Sep 29, 09:53 PM UTC

Other legs of this event

Venue activity

Holders176
Held value—
Trades (24h)—
Trades—
Open interest—
Comments27

Best bid 100% · best ask —

Top holders

  • 0xa5ef39c3d3e10d0b270233af41cac69796b12966102039975525536046545638924824798876480719469785837400983070764668444799295423
  • RipplesInAPond63091623343687297303606592004867326730200634937409195873045953355010416684623
  • AnonymousUsername63091623343687297303606592004867326730200634937409195873045953355010416684623
  • 0x53757615de1c42b83f893b79d4241a009dc2aeea63091623343687297303606592004867326730200634937409195873045953355010416684623
  • LiquidatedDegen63091623343687297303606592004867326730200634937409195873045953355010416684623

A snapshot of positions, not a track record.

Recent trades

  • BUY0%$315 days ago
  • BUY0%$016 days ago
  • SELL0%$0.216 days ago
  • BUY100%$6.916 days ago
  • BUY100%$12.116 days ago
  • BUY100%$1.716 days ago

Discussion on Predxy

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27 comments

Comments belong to the venue's event, not to this outcome. Every leg of the same event shares this thread.
  • dcsvft546e · 14 hours ago

    The underdog only needs a timely streak

  • LongJohnson · 2 days ago

    One bad inning can erase a favorite

  • 46653754856454 · 4 days ago

    October pitching could decide the whole thing

  • Roududou · 14 days ago

    I'm watching which rotation stays healthy

  • .hrovaro · 14 days ago

    wrote "sybilhunt" and rewards fell like autumn leaves ngl

  • firrru · 16 days ago

    A hot lineup can ruin everyone's bracket

  • olegvladov12 · last month

    i will bet on brewers

  • kardamonchik8808 · 2 months ago

    smart analytic

  • Slegte · 2 months ago

    Brewers

  • mscrpt1 · 2 months ago

    I have no idea about this. Could someone please tell me who I should bet on? 😁

  • 3456sdfg · 2 months ago

    Rangers

  • VB455VB · 2 months ago

    ucking crazy

  • Oxyicon · 3 months ago

    The Yankees have no chance of winning the World Series this year

  • nbvgh987 · 3 months ago

    Odds and expert forecasts heavily favor the Los Angeles Dodgers to win the 2026 World Series championship.

  • LiquidatedDegen · 5 months ago

    Only squares will bet on Dodgers at these prices. Braves is the play.

  • juwnuu · 5 months ago

    yankees are fucking crazy bruh

  • SebinVegas · 6 months ago

    Disagree

  • leverage-trading-polymarket · 6 months ago

    The Dodgers at 28% this early in the season is less about 2026 form and more a tribute to roster construction - Ohtani, Yamamoto, and three legitimate front-line starters gives them a structural advantage no other NL team can match. That said, 28% in March for a 162-game season where variance is enormous is still significant chalk. Wait for the trade deadline picture to sharpen before getting aggressive, but fading the Dodgers pre-deadline has been a losing strategy three years running.

  • peepeepooppoop · 6 months ago

    word of advice, polymarket is sharper than vegas

  • Berloga6 · 6 months ago

    dinosaurs

As of Sep 29, 10:24 PM UTC