Next Prime Minister of Sweden

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Active sub-markets

Market context

Parliamentary elections in Sweden are set for 13 September 2026, where the 349 members of the Riksdag will be chosen to subsequently elect the nation’s next Prime Minister[1][4]. This market resolves to the individual who officially assumes office as Prime Minister following that election, excluding any interim or caretaker leaders, with a resolution deadline of 30 June 2027 if no appointment occurs[1]. The current crowd-implied probability of 0% YES reflects the uncertainty surrounding coalition formation and the fact that no candidate has yet been formally appointed.

Historically, Swedish prime ministerial appointments have often required months of negotiation post-election, as seen in 2018 and 2022, where coalition talks delayed the appointment by over 100 days[6]. These precedents frame the 0% probability not as an impossibility but as a reflection of the pre-appointment phase; traders should interpret this as a market awaiting the formal outcome rather than betting on a specific individual. The volatility in past election cycles underscores that the appointment is a procedural certainty once the Riksdag convenes, but the identity remains fluid until the vote.

Key catalysts include the release of voting cards by 26 August 2026, the finalisation of polling station details, and the live vote count on val.se during the election evening[2][3]. Traders must monitor coalition announcements and opinion poll updates, which are expected regularly over the next 81 days as parties negotiate post-election scenarios[3]. Additionally, the Swedish government’s efforts to protect the election from foreign malign influence may impact the timeline or stability of the appointment process[7]. For accessibility, German GlüStV regulations and US CFTC reach define the regulatory boundaries, while the ‘no-KYC up to $1,500’ threshold allows traders to access this market without identity verification, provided they stay within the limit.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Next Prime Minister of Sweden across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket KYC UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Polymarket KYC 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.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Polymarket KYC UK triggers a quick verification flow that finishes in minutes.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.