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POLITICS 60-second read

Flavio Bolsonaro jumps from 29% to 90% in a day

Published: 1 min read
An empty polling station hall at dusk with rows of unmarked voting booths.

The market closes 2026-10-05, the day after Brazil’s scheduled first-round vote.

The hit

Traders have pushed Flavio Bolsonaro’s odds of topping Brazil’s 2026 first-round vote to 90%, up 61 points in a single day, according to Polymarket. The contract sat at 29% yesterday. The move came on $645k of trades in 24 hours, landing on Brazil’s scheduled polling day, October 4, 2026.

Why it matters

The “No” side now holds just 10%. The contract has traded $1.1m since it opened, with $176k in liquidity behind current prices.

The record

Yes price now 90% (Polymarket)
Yes price 24 hours ago 29% (Polymarket)
Volume since market opened $1.1m (Polymarket)
Market liquidity $176k (Polymarket)
Market closes 2026-10-05 (Polymarket)

What happens next

Resolution hinges on the candidate with the most valid first-round votes, per Polymarket’s rules. If the result isn’t known by 30 June 2027, the market resolves to “Other”.

Sources: Will Flavio Bolsonaro win the most votes in the first round of the 2026 Brazil presidential election?

18+. Betting involves risk. If gambling is a problem for you or someone close to you, help is available.

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