World Cup Group B Winner

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Active sub-markets

Market context

The 2026 FIFA World Cup group stage runs 11–27 June, with Group B's winner determined by points accrued across three matches. On Polymarket, the YES contract (resolving if a specific team wins the group) trades at 27% implied probability, pricing in meaningful uncertainty around which of the four seeded or unseeded nations will finish top. The settlement window closes 27 June 2026, allowing for official FIFA confirmation of final standings and tiebreak resolution if needed.

Historically, World Cup group winners have favoured established footballing nations, though upsets occur regularly. France won Group D in 2022 despite finishing level on points with Denmark; Spain topped Group E in 2022 with seven points from three matches. The 2026 draw will determine Group B's composition, scheduled for December 2025. Current squad valuations and recent qualifying form suggest the group will likely contain at least one top-20 FIFA-ranked side, which statistically increases the probability of that side winning. Traders should note that group-stage outcomes depend heavily on fixture sequencing and head-to-head results, making early-tournament momentum critical.

Key catalysts include the official group draw announcement in December 2025, which will immediately reshape market pricing based on opponent strength and fixture difficulty. Injury announcements and squad confirmations in May 2026 will influence final odds as teams' competitive depth becomes clearer. Recent World Cup qualifying campaigns (concluding November 2025) will provide form data; traders should monitor late-stage qualifiers and playoff results for teams competing in Group B. The 27% probability suggests the market currently prices a relatively balanced group without a dominant favourite.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Kalshi UK?

Zero. Kalshi UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.