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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 1,449 event groups
Ranked within each platform by reported lifetime volume. Polymarket reports dollars; Kalshi reports contracts.

Which leaders will leave office in 2026?
K 3.77M 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
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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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Which companies will officially announce an IPO this year?
K 2.09M contracts
Will WHO declare Hantavirus a Public Health Emergency of International Concern this Year?
K 2.02M 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?
Related contracts
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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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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Time's Person of the Year for 2026
K 1.87M contracts
When will traffic at the Strait of Hormuz return to normal?
PM $18.46M · K 9.91M contractsStrait of Hormuz traffic returns to normal by December 31?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before January 1, 2027?
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Will Strait of Hormuz traffic return to normal in October?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before November 1, 2026?
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Strait of Hormuz traffic returns to normal by October 31?
Kalshi: Will the 7-day moving average of transit calls through the Strait of Hormuz as reported by the IMF PortWatch be above 60 before November 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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#1 searched person on Google in 2026
K 1.64M contracts
When will Apple release the iPhone 18?
K 1.59M contracts
Which companies will be acquired before 2027?
PM $18.38M
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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Will Americans receive tariff stimulus checks?
K 1.51M contracts
Oscar nominees: Best Picture
K 1.31M contracts
IPOs before 2027?
PM $7.54M
When will Anthropic officially announce an IPO?
K 1.26M contracts
Will the Tesla Roadster's 0-60 time be less than 1 second?
PM $6.38M
Top Artist on Spotify U.S. 2026
K 1.18M contracts
Indiana enacts data center moratorium by...?
PM $6.03M
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)
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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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Lightweight Title Holder on Dec 31, 2026?
K 1.16M contracts
Which AI company will have the best coding model at the end of 2026?
K 1.16M contracts
Where will 2026 rank among the hottest years on record?
PM $3.79M
Which companies will the US take a stake in this year?
K 1.10M contracts
AI bubble burst by...?
PM $3.08M
Avengers: Doomsday: Cast
K 944.6K contracts
OpenAI IPO by...?
PM $3.06M
US grants license for new nuclear reactor before 2027?
K 833.7K contracts
OpenAI IPO Closing Market Cap
PM $2.44M
How many launches will SpaceX have in 2026?
K 741.1K contracts
Human moon landing in 2026?
PM $1.98M
Grand Theft Auto VI: The Album · Features
K 718.8K contracts
Richest person on December 31, 2026?
PM $1.94M
When will Anthropic release Mythos?
K 714.1K contracts
Anthropic announces bankruptcy by...?
PM $1.84M
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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NASA lands on the moon?
K 554.0K contracts
Carolina vs Philadelphia: Receiving Yards
K 531.8K contracts
Next Google Gemini Pro Model released by...?
PM $1.65M
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
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Heavyweight Title on Dec 31, 2026?
K 522.9K contracts
Washington aerospace manufacturing employment average in 2026
K 522.7K contracts
Tesla and SpaceX merger officially announced by...?
PM $1.41M
When will OpenAI officially announce an IPO?
K 510.6K contracts
Will Apple release a foldable iPhone by...?
PM $1.19M
Best AI in Oct 2026?
K 508.7K contracts