Which party will gain most seats in Russian Parliamentary Election?

Market context

Russia will hold State Duma elections in September 2026. This market asks which political party will win the most additional seats compared to the current parliament. A YES share pays out if that party is the one specified; a NO share pays out if any other party gains more seats. The settlement window closes on 20 September 2026, with a final resolution deadline of 30 September 2027 to allow time for official results confirmation.

The 3% implied probability reflects the specificity required: one party must demonstrably gain more seats than all others in a single election cycle. Russia's 2021 Duma election saw United Russia retain dominance with 324 seats despite losing ground to the Communist Party and other factions. Historical patterns show United Russia, the party of power, typically gains net seats through administrative support and gerrymandering effects, though the 2021 result demonstrated this advantage is not absolute. The current low probability suggests traders assess significant uncertainty about which party will emerge as the clear net gainer, or expect the outcome to remain contested or unclear by the deadline.

Key catalysts include the formal election date announcement from the Central Election Commission, any changes to electoral law or district boundaries, and geopolitical developments affecting domestic politics. The ongoing conflict in Ukraine has shaped Russian political dynamics; shifts in military operations, sanctions regimes, or domestic economic conditions could influence party performance. Official results typically emerge within days of polling, though disputes or recounts could extend the timeline toward the 30 September 2027 resolution deadline.

Methodology

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

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.