UnclassifiedExpires May 31, 2026

Will there be at least 2200 measles cases in the U.S. by May 31, 2026?

Probability

1h

+0.0pp

24h

-4.0pp

24h Vol

$287.87

Liquidity

$2.8K

Probability (last 7 days)

+0.0pp 7d
Apr 27, 2026, 23:00Apr 29, 2026, 04:56
updated 0s ago·src:Polymarket CLOB

Why did it move?

Structured · 3 factors
  • 01
    Price move

    Down 4pp over 24h

    Now 5¢; flat in the last hour.

  • 02
    Active signal

    Resolution-risk signal firing

    Resolution source is ambiguous or relies on public-figure statements — verify before treating price as the market view.

  • 03
    Liquidity

    Thin liquidity

    Only $2.8k of visible book — small orders can move the line. Treat the probability as a soft estimate.

What to track next

  • Verify the resolution source on this page — exchange feed, official release, news consensus — before treating any move as new information.

Verification actions only — never trade recommendations.

Each factor is grounded in a single named metric you can verify on this page — probability, volume, liquidity, signal, resolution state. No predictions, no prose hallucinations.

Timeline

critical · price · trade flow

Critical

  • 0s agoResolve

    Market resolves in 763.1h

    LOW
  • 04:56Signal

    Resolution risk

    Resolution source is ambiguous or relies on public-figure statements — verify before treating price as the market view.

    LOW

Price movement

-4.0pp over the last 24h, now 5¢.

updated 0s ago·src:Polymarket CLOB·Polymarket Data

Active signals

Recent Trades

No recent trades visible from the Data API for this market. That usually means liquidity is thin or this market is between event windows.

updated 0s ago·src:Polymarket Data

Market Description

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 May 31, 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.

Resolution & Risk

LOW risk
End date
May 31, 2026
UMA status
n/a
Resolution source
Primary
the CDC case counter by May 31, 2026, 11:59 PM ET
Type
Ambiguous wording
Confidence
extracted · low
Market type
Binary
  • No obvious resolution-risk signals in metadata.
Read full market rules on Polymarket

Alerts

¢
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