Recent polling from firms including Quaest, Datafolha, AtlasIntel, and BTG/Nexus shows a statistically tied runoff between incumbent Luiz Inácio Lula da Silva and Senator Flávio Bolsonaro, with first-round results placing Lula narrowly ahead of Flávio in the low-to-mid 30s percent range amid single-digit support for candidates such as Augusto Cury and Ronaldo Caiado. The October 4 first round and potential October 25 runoff occur against deep polarization, economic pressures, and ongoing corruption investigations linked to figures across the political spectrum, including the Banco Master scandal. Flávio’s positioning as the Liberal Party standard-bearer, backed by his father Jair Bolsonaro’s endorsement despite the former president’s house arrest, has consolidated right-wing support. Prediction-market pricing reflects trader assessment of turnout dynamics and momentum favoring the challenger over polling aggregates in this high-stakes contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · UpdatedBrazil Presidential Election
Flávio Bolsonaro 61.1%
Luiz Inácio Lula da Silva 39%
Renan Santos <1%
Jair Bolsonaro <1%
$153,296,309 Vol.
$153,296,309 Vol.

Flávio Bolsonaro
61%

Luiz Inácio Lula da Silva
39%

Renan Santos
1%

Jair Bolsonaro
<1%

Geraldo Alckmin
<1%

Tarcisio de Freitas
<1%

Fernando Haddad
<1%

Michelle Bolsonaro
<1%

Eduardo Bolsonaro
<1%

Ratinho Júnior
<1%

Ronaldo Caiado
<1%

Romeu Zema
<1%

Camilo Santana
<1%

Eduardo Leite
<1%

Aldo Rebelo
<1%

Tereza Cristina
<1%

Helder Barbalho
<1%

Pablo Marçal
<1%

Augusto Cury
<1%
Flávio Bolsonaro 61.1%
Luiz Inácio Lula da Silva 39%
Renan Santos <1%
Jair Bolsonaro <1%
$153,296,309 Vol.
$153,296,309 Vol.

Flávio Bolsonaro
61%

Luiz Inácio Lula da Silva
39%

Renan Santos
1%

Jair Bolsonaro
<1%

Geraldo Alckmin
<1%

Tarcisio de Freitas
<1%

Fernando Haddad
<1%

Michelle Bolsonaro
<1%

Eduardo Bolsonaro
<1%

Ratinho Júnior
<1%

Ronaldo Caiado
<1%

Romeu Zema
<1%

Camilo Santana
<1%

Eduardo Leite
<1%

Aldo Rebelo
<1%

Tereza Cristina
<1%

Helder Barbalho
<1%

Pablo Marçal
<1%

Augusto Cury
<1%
This market will resolve according to the listed candidate that wins this election.
This market includes any potential second round. If the result of this election isn't known by June 30, 2027, 11:59 PM ET, the market will resolve to "Other".
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the Brazilian government, specifically the Superior Electoral Court (Tribunal Superior Eleitoral, TSE) (e.g., https://dadosabertos.tse.jus.br/).
Market Opened: Sep 18, 2025, 4:02 PM ET
Resolver
0x2F5e3684c...This market will resolve according to the listed candidate that wins this election.
This market includes any potential second round. If the result of this election isn't known by June 30, 2027, 11:59 PM ET, the market will resolve to "Other".
This market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the Brazilian government, specifically the Superior Electoral Court (Tribunal Superior Eleitoral, TSE) (e.g., https://dadosabertos.tse.jus.br/).
Resolver
0x2F5e3684c...Recent polling from firms including Quaest, Datafolha, AtlasIntel, and BTG/Nexus shows a statistically tied runoff between incumbent Luiz Inácio Lula da Silva and Senator Flávio Bolsonaro, with first-round results placing Lula narrowly ahead of Flávio in the low-to-mid 30s percent range amid single-digit support for candidates such as Augusto Cury and Ronaldo Caiado. The October 4 first round and potential October 25 runoff occur against deep polarization, economic pressures, and ongoing corruption investigations linked to figures across the political spectrum, including the Banco Master scandal. Flávio’s positioning as the Liberal Party standard-bearer, backed by his father Jair Bolsonaro’s endorsement despite the former president’s house arrest, has consolidated right-wing support. Prediction-market pricing reflects trader assessment of turnout dynamics and momentum favoring the challenger over polling aggregates in this high-stakes contest.
Experimental AI-generated summary referencing Polymarket data. This is not trading advice and plays no role in how this market resolves. · Updated

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