Mojtaba Khamenei public appearance by...? Brazil Presidential Election Nobel Peace Prize Winner 2026 Brazil Presidential Election First Round: 2nd Place NBA: 2026-27 Rookie of the Year Iran leadership change by...? Balance of Power: 2026 Midterms NBA: 2027 Champion US announces end of Iranian blockade by...? Will Base launch a token by ___ ? Xi Jinping out before 2027? Which companies will be acquired before 2027? How many different countries will Israel strike in 2026? Puffpaw FDV above ___ one day after launch? Will Trump acquire Greenland before 2027? MLB World Series Champion 2026 Israel x Iran permanent peace deal by...? Putin out as President of Russia by...? US-Iran Final Nuclear Deal by…? Clarity Act (H.R.3633) signed into law in 2026?
Mojtaba Khamenei public appearance by...? Brazil Presidential Election Nobel Peace Prize Winner 2026 Brazil Presidential Election First Round: 2nd Place NBA: 2026-27 Rookie of the Year Iran leadership change by...? Balance of Power: 2026 Midterms NBA: 2027 Champion US announces end of Iranian blockade by...? Will Base launch a token by ___ ? Xi Jinping out before 2027? Which companies will be acquired before 2027? How many different countries will Israel strike in 2026? Puffpaw FDV above ___ one day after launch? Will Trump acquire Greenland before 2027? MLB World Series Champion 2026 Israel x Iran permanent peace deal by...? Putin out as President of Russia by...? US-Iran Final Nuclear Deal by…? Clarity Act (H.R.3633) signed into law in 2026?
Open Science & Tech Polymarket

Measles cases in U.S. by September 30?

Top outcomes

2900+ 100%
3000+ 98%
3200+ 98%
3100+ 97%

This market will resolve to "Yes" if there have been the specified amount or more confirmed cases of Measles (Rubeola) in humans in the territory of the United States of America in 2026, according to the CDC case counter by September 30, 2026, 11:59 PM ET. Otherwise, this market will resolve to "No". The resolution source for this market will be the CDC Measles (Rubeola) counter 'Total Cases' in 2026 (see: https://www.cdc.gov/measles/data-research/index.html) at the resolution time. If the counter becomes unavailable, another credible source will be used. Note: Only cases reported by the CDC Measles (Rubeola) counter will qualify, regardless of reports from U.S. State agencies or other sources.

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$4K Vol. Closes Oct 1, 2026

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$4.4k Vol.

All outcomes

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$4K Vol.

2900+

100% market probability

100%

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0 / 2,000

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3000+

98% market probability

98%

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0 / 2,000

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3200+

98% market probability

98%

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0 / 2,000

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3100+

97% market probability

97%

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0 / 2,000

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