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Explore the full Polymarket and Kalshi catalog. A group may contain related contracts with different settlement rules.
Showing 1-48 of 956 event groups
Ranked within each platform by reported lifetime volume. Polymarket reports dollars; Kalshi reports contracts.

Brazil presidential runoff: margin of victory
PM $189.75M · K 6.80M contractsWill Flávio Bolsonaro win the 2026 Brazilian presidential election?
Kalshi: Will the margin of victory for Flávio Bolsonaro in the 2026 Brazilian presidential runoff be at least 1%?
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Will Flávio Bolsonaro win the 2026 Brazilian presidential election?
Kalshi: Will Flávio Bolsonaro win the vote abroad in the Brazil presidential runoff?
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Will Flávio Bolsonaro win the 2026 Brazilian presidential election?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Which leaders will leave office in 2026?
K 3.77M contracts
Next French Presidential Election
PM $153.18M · K 753.2K contractsWill Marine Le Pen win the 2027 French presidential election?
Needs review
Will Édouard Philippe win the 2027 French presidential election?
Needs review
Will David Lisnard win the 2027 French presidential election?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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US-Iran nuclear deal?
K 3.54M contracts
LeBron James to Announce his Retirement Before the 2026-27 Season
K 3.26M contracts
Who will officially lead Venezuela at the end of 2026?
PM $98.44M · K 5.73M contractsWill Nicolás Maduro be the leader of Venezuela end of 2026?
Kalshi: Will Nicolás Maduro be the head of state of Venezuela on Dec 31, 2026?
Needs review
Will Delcy Rodríguez be the leader of Venezuela end of 2026?
Kalshi: Will Delcy Rodríguez be the head of state of Venezuela on Dec 31, 2026?
Needs review
Will Edmundo González be the leader of Venezuela end of 2026?
Kalshi: Will Edmundo González Urrutia be the head of state of Venezuela on Dec 31, 2026?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Will the U.S. confirm that aliens exist?
PM $74.11M · K 33.41M contractsWill the US confirm that aliens exist before 2027?
Kalshi: Will the U.S. confirm that aliens exist before 2027?
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Will the US confirm that aliens exist by October 31?
Kalshi: Will the U.S. confirm that aliens exist before Nov 1, 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Will WHO declare Hantavirus a Public Health Emergency of International Concern this Year?
K 2.02M contracts
Ballon d'Or Top 10 Finish 2026
PM $53.26M · K 15.74M contractsWill Harry Kane finish in the top 10 of the 2026 Ballon d'Or?
Kalshi: Who will win the Ballon d'Or in 2026? (Harry Kane)
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Will Lamine Yamal finish in the top 10 of the 2026 Ballon d'Or?
Kalshi: Who will win the Ballon d'Or in 2026? (Lamine Yamal)
Related contracts
Will Kylian Mbappé win the 2026 Ballon d'Or?
Kalshi: Kylian Mbappé: Top 10 in the 2026 men's Ballon d'Or?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Time's Person of the Year for 2026
K 1.87M contracts
Prime Minister of Israel after the next election?
PM $48.35M · K 124.3K contractsWill Gadi Eizenkot be the next Prime Minister of Israel?
Kalshi: Will Gadi Eisenkot be the next Prime Minister of Israel?
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Will Naftali Bennett be the next Prime Minister of Israel?
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Will Israel Katz be the next Prime Minister of Israel?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Top Artist on Spotify U.S. 2026
K 1.18M contracts
Lightweight Title Holder on Dec 31, 2026?
K 1.16M contracts
Iran leader end of 2026?
PM $40.25M
Which AI company will have the best coding model at the end of 2026?
K 1.16M contracts
Will Reza Pahlavi lead Iran in 2026?
PM $34.00M · K 5.12M contractsWill Reza Pahlavi lead Iran in 2026?
Kalshi: Will Reza Pahlavi visit Iran before Jan 1, 2027?
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Will Reza Pahlavi enter Iran by December 31?
Kalshi: Will Reza Pahlavi visit Iran before Jan 1, 2027?
Related contracts
Will Reza Pahlavi lead Iran in 2026?
Kalshi: Will the United States recognize Reza Pahlavi as the leader of Iran in 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Avengers: Doomsday: Cast
K 944.6K contracts
Will the Iranian regime fall before 2027?
PM $27.54M
Pandemic in 2026?
PM $18.62M · K 984.1K contractsHantavirus pandemic in 2026?
Kalshi: Pandemic in 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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US grants license for new nuclear reactor before 2027?
K 833.7K contracts
Will the US take control of any part of Greenland?
PM $10.94M · K 3.49M contractsWill the US acquire part of Greenland in 2026?
Kalshi: Will the United States acquire any part of Greenland before Jan 1, 2027?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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How many launches will SpaceX have in 2026?
K 741.1K contracts
Grand Theft Auto VI: The Album · Features
K 718.8K contracts
Next Prime Minister of Sweden
PM $10.20M · K 147.2K contractsWill Magdalena Andersson be the next Prime Minister of Sweden?
Kalshi: Will Magdalena Andersson become Prime Minister of Sweden following the 2026 Swedish general election?
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Will Ulf Kristersson be the next Prime Minister of Sweden?
Kalshi: Will Ulf Kristersson become Prime Minister of Sweden following the 2026 Swedish general election?
Related contracts
Will Ebba Busch be the next Prime Minister of Sweden?
Kalshi: Will Ebba Busch become Prime Minister of Sweden following the 2026 Swedish general election?
Related contracts
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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When will Anthropic release Mythos?
K 714.1K contracts
Measles cases in U.S. in 2026?
PM $8.13M · K 629.9K contractsWill there be at least 5000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 5000 measles cases in 2026?
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Will there be at least 6000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 6000 measles cases in 2026?
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Will there be at least 7000 measles cases in the U.S. in 2026?
Kalshi: Will there be more than 7000 measles cases in 2026?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Which countries will normalize relations with Israel before 2027?
PM $6.35M · K 504.4K contractsIsrael and Saudi Arabia normalize relations before 2027?
Kalshi: Will Israel and Saudi Arabia normalize relations before Jan 20, 2029?
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Israel and Syria normalize relations by December 31, 2026?
Kalshi: Will Israel and Syria normalize relations before Jan 20, 2029?
Related contracts
Israel and Syria normalize relations by December 31, 2026?
Kalshi: Will Israel and Syria normalize relations before Jan 1, 2027?
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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NASA lands on the moon?
K 554.0K contracts
Which company has the best AI model end of October?
PM $5.44M · K 14.76M contractsWill Google have the best AI model at the end of October 2026?
Kalshi: Best AI on Dec 31, 2026? (Gemini)
Related contracts
Will Anthropic have the best AI model at the end of December 2026?
Kalshi: Best AI on Dec 31, 2026? (Claude)
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Will Anthropic have the best AI model at the end of October 2026?
Kalshi: Best AI on Dec 31, 2026? (Claude)
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Chicago vs Atlanta: Receiving Yards
K 545.9K contracts
Washington aerospace manufacturing employment average in 2026
K 522.7K contracts
MLB: 2026 American League Champion
PM $4.86M
Best AI in Oct 2026?
K 508.7K contracts
Will Ukraine recapture Crimean territory by...?
PM $4.32M
Google market share this week
K 475.0K contracts
Israel x Hamas ceasefire cancelled by...?
PM $4.07M
OpenAI market share this week
K 447.7K contracts
Where will 2026 rank among the hottest years on record?
PM $3.79M
Which companies will have a top-ranked AI model this year?
K 424.9K contracts
China x Taiwan military clash before 2027?
PM $3.48M
Will the FDA approve any psychedelic substance for medical use this year?
K 414.1K contracts
Will Russia capture all of Kupiansk by...?
PM $2.10M
Top artist on Spotify in 2026?
PM $1.73M · K 817.2K contractsWill Bad Bunny be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Bad Bunny)
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Will Taylor Swift be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Taylor Swift)
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Will Drake be the top artist for 2026?
Kalshi: Who will be the top Spotify artist this year? (Drake)
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Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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Welterweight Title Holder on Dec 31, 2026?
K 411.8K contracts
Tennessee vs Indianapolis: Receiving Yards
K 406.0K contracts
How many different countries will the US conduct military action against in 2026?
PM $1.72M
DeepSeek market share this week
K 405.6K contracts
Who will leave their role in the Trump administration in 2026?
PM $1.44M · K 4.52M contractsWill Susie Wiles leave the Trump administration before 2027?
Kalshi: Will Susie WIles leaves Chief of Staff in before 2027?
Needs review
Will Tom Homan leave the Trump administration before 2027?
Kalshi: Will Tom Homan leaves White House Border Czar in before 2027?
Needs review
Will Pete Hegseth leave the Trump administration before 2027?
Kalshi: Will Pete Hegseth leaves Secretary of Defense in before 2027?
Needs review
Related or unreviewed contracts may settle differently. Their gap is not an equivalent-contract comparison.
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