PolymarketCheck availabilityNo KYC2% feeVerified resolution dataWell calibratedData quality warningNo live quotes
Data as of Sep 8, 2026, 6:50 PM UTC · policy pm-quality-3
Current implied probability
December 31 14%+0.5pt
Market quality
48 / 100
Low quality24h Volume
—
Liquidity
$17.2K
Medium liquidityBid / Ask
5.0% / 10.0%
Spread
5.0 pt
Moderate spreadComments
0
Market data
Updated 5 minutes ago
Sep 3, 26, 1:27 PM UTCDec 31, 26, 11:59 PM UTC
Trends
Related Markets
Related questions for context, not a comparison of equivalent contracts.
If Zack Polanski is leader of the Green Party going into the next UK election, will the PM be Green?
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PolymarketSwedish general election: Green Party vote percent
KalshiRules
This market will resolve to “Yes” if Zack Polanski ceases to be Leader of the Green Party of England and Wales for any period of time between market creation and the specified date, 11:59 PM ET.
- Otherwise, this market will resolve to “No”.
- An announcement of Zack Polanski's resignation/removal by this market's end date will immediately resolve this market to "Yes", regardless of when the announced resignation/removal goes into effect.
- The resolution source for this market will be official information from Zack Polanski and the Green Party of England and Wales; however, a consensus of credible reporting may also be used.
Prediction Source Comparison
- Also available on Kalshi — When will Zack Polanski leave as Green Party leader? · Before Jan 1, 2027 11%