# Who will run for President of Brazil?

In the next first round

Updated: April 28, 2026

Category: Elections

Tags: Brazil

HTML: /markets/elections/brazil/who-will-run-for-president-of-brazil/

## Short Answer

**Key takeaway.** Both the **model** and the **market** expect Renan Santos to run for President of Brazil, with no compelling evidence of mispricing.

## Key Claims (January 2026)

**- - Jair Bolsonaro remains politically ineligible until 2031, as ruled by TSE.** - The Liberal Party leadership supports Flávio Bolsonaro for 2026 election.
- President Lula's approval ratings continue a stable, negative trend.
- Centrist parties, MDB and PSD, gain municipal control in 2024.

### Why This Matters (GEO)

- AI agents extract claims, not arguments.
- Improves citation probability in summaries and answer cards.
- Enables fact stitching across multiple sources.

## Executive Verdict

**Key takeaway.** **Market** at 82c suggests overvaluation compared to **76.3%** **model**, noting Jair Bolsonaro's ineligibility for 2026.

### Who Wins and Why

| Outcome | Market | Model | Why |
| --- | --- | --- | --- |
| Luiz Inácio Lula da Silva | 82.0% | 76.3% | As the incumbent president, Lula is expected to seek re-election for a second consecutive term. |
| Flávio Bolsonaro | 85.0% | 81.5% | With his father's low probability, Flávio Bolsonaro emerges as a potential family successor. |
| Ratinho Júnior | 6.6% | 2.5% | Ratinho Júnior, the current governor of Paraná, holds a significant political profile. |

## Model vs Market

| Outcome | Market Probability | Octagon Model Probability |
| --- | --- | --- |
| Luiz Inácio Lula da Silva | 82.0% | 76.3% |
| Flávio Bolsonaro | 85.0% | 81.5% |
| Ratinho Júnior | 6.6% | 2.5% |
| Jair Bolsonaro | 3.0% | 1.0% |
| Tarcisio de Frietas | 1.0% | 0.3% |
| Renan Santos | 87.0% | 82.9% |
| Eduardo Bolsonaro | 0.0% | 0.0% |

- Expiration: October 4, 2026

## Market Behavior & Price Dynamics

Based on the provided chart data, the prediction market for this candidate running for President of Brazil has demonstrated a highly stable, sideways trend. The price has been confined to a very narrow trading range, fluctuating between a low of 79.0% and a high of 85.0%. The market opened at an 81.0% probability and is currently trading at 82.0%, indicating that overall sentiment has remained consistently high with minimal change over the period. The key price levels are the floor of support at 79.0% and the ceiling of resistance at 85.0%, which have effectively contained all price action. There have been no significant price spikes or drops to analyze, as the market has not reacted strongly in either direction.

The volume traded provides insight into the market's conviction. While the overall volume is 1,563 contracts, a substantial portion of this activity, 1,200 contracts, occurred on a single day, April 23. Notably, this large volume influx did not cause a significant price shift, as the probability held steady at 81.0%. This pattern suggests a strong consensus and liquidity at that price level, with a large number of buyers and sellers meeting at an agreed-upon probability. The subsequent slight rise to 82.0% has occurred on much lower volume, indicating a gentle drift rather than a decisive, high-conviction move.

Overall, the chart suggests a market with a strong and unwavering sentiment that there is a high probability this individual will run for president. The tight range and the price's stability, even during high-volume trading, point to a confident consensus that has already priced in existing information. The lack of volatility implies that traders are not anticipating any imminent events that would drastically alter this high probability, leading to the current sideways consolidation.

## Contract Snapshot

This market resolves to Yes if Luiz Inácio Lula da Silva is on the official ballot for the next Brazilian Presidential election's first round, otherwise it resolves to No, with the outcome verified by the Brazilian government (tse.jus.br). The market opened on January 10, 2025, and closes either when the event occurs or by October 4, 2026, 10:00 am EDT, with payouts projected 30 minutes after closing. Persons employed by any of the Source Agencies are prohibited from trading this contract.

## Market Discussion

The market indicates a strong expectation that Flávio Bolsonaro (85%) and Luiz Inácio Lula da Silva (82%) will run for President, while Jair Bolsonaro is considered very unlikely (3%). A key argument against Flávio Bolsonaro's candidacy is the prediction by one trader that "Bozo's corrupt son will drop out soon." The discussion also includes suggestions for adding other potential candidates to the market, such as Ratinho Júnior, Dr. Ronaldo Caiado, Renan Santos, and Claudio Castro.

## Market Data

| Contract | Yes Bid | Yes Ask | Last Price | Volume | Open Interest |
| --- | --- | --- | --- | --- | --- |
| Eduardo Bolsonaro | 0% | 6.4% | 0% | $0 | $0 |
| Flávio Bolsonaro | 86% | 88% | 85% | $17,361.15 | $6,291 |
| Jair Bolsonaro | 3% | 4% | 3% | $7,167 | $4,108 |
| Luiz Inácio Lula da Silva | 78% | 83% | 82% | $48,902.44 | $29,933 |
| Ratinho Júnior | 1.4% | 6.8% | 6.6% | $9,261 | $914 |
| Renan Santos | 86% | 97.6% | 87% | $959.45 | $609.01 |
| Tarcisio de Frietas | 1.5% | 3.3% | 1% | $5,010 | $1,315.01 |

## What is the Current Status of Bolsonaro's Political Ineligibility Appeal?

Ineligibility Ruling | Declared politically ineligible for eight years by TSE in June 2023 [[^]](https://www.tse.jus.br/comunicacao/noticias/2023/Junho/por-maioria-de-votos-tse-declara-bolsonaro-inelegivel-por-8-anos) |
Appeal Filed | Specific appeal (Recurso Extraordinário) filed with STF [[^]](https://noticias.stf.jus.br/postsnoticias/recurso-do-ex-presidente-jair-bolsonaro-contra-decisao-do-tse-que-o-tornou-inelegivel-tera-novo-relator/) |
Appeal Relator | Justice Kassio Nunes Marques for over a year without resolution [[^]](https://noticias.stf.jus.br/postsnoticias/recurso-do-ex-presidente-jair-bolsonaro-contra-decisao-do-tse-que-o-tornou-inelegivel-tera-novo-relator/) |

**Jair Bolsonaro was declared politically ineligible for eight years by Brazil's Superior Electoral Court (TSE) in June 2023, a decision that prevents him from running in elections until 2030, including the 2026 presidential race [[^]](https://www.cnnbrasil.com.br/eleicoes/ministros-do-tse-descartam-bolsonaro-elegivel-em-2026/)**

Jair Bolsonaro was declared politically ineligible for eight years by Brazil's Superior Electoral Court (TSE) in June 2023, a decision that prevents him from running in elections until 2030, including the 2026 presidential race [[^]](https://www.cnnbrasil.com.br/eleicoes/ministros-do-tse-descartam-bolsonaro-elegivel-em-2026/). Bolsonaro's legal team challenged this ruling by filing a Recurso Extraordinário with the Supreme Federal Court (STF) [[^]](https://noticias.stf.jus.br/postsnoticias/recurso-do-ex-presidente-jair-bolsonaro-contra-decisao-do-tse-que-o-tornou-inelegivel-tera-novo-relator/). Initially overseen by Justice Luiz Fux, the appeal has remained unresolved for over a year and is now under the review of Justice Kassio Nunes Marques [[^]](https://noticias.stf.jus.br/postsnoticias/recurso-do-ex-presidente-jair-bolsonaro-contra-decisao-do-tse-que-o-tornou-inelegivel-tera-novo-relator/).

STF jurists remain divided on intervening in the appeal, with no clear path to an immediate decision [[^]](https://www.cnnbrasil.com.br/blogs/teo-cury/politica/destino-de-recurso-de-bolsonaro-contra-inelegibilidade-divide-stf/). Some justices believe the STF should only intervene in constitutional matters, rather than re-evaluating the merits of the case already decided by the TSE, suggesting they would only overturn the decision if there was a clear constitutional violation [[^]](https://www.cnnbrasil.com.br/blogs/teo-cury/politica/destino-de-recurso-de-bolsonaro-contra-inelegibilidade-divide-stf/). Although some jurists acknowledge potential reversal if a constitutional violation is found, potentially restoring Bolsonaro's eligibility for 2026, the prevailing view among TSE ministers is that he will remain ineligible, and a swift STF review of the core ineligibility issues is not anticipated [[^]](https://www.cnnbrasil.com.br/eleicoes/ministros-do-tse-descartam-bolsonaro-elegivel-em-2026/).

## What are the PL's 2026 presidential candidate preferences?

PL's preferred candidate | Flávio Bolsonaro (supported by Valdemar Costa Neto) [[^]](https://www.itatiaia.com.br/politica/valdemar-costa-neto-confirma-apoio-do-pl-a-flavio-bolsonaro-na-corrida-presidencial) |
Tarcísio de Freitas's potential move | Would join PL if runs, with Jair Bolsonaro's approval [[^]](https://jornalvozdolitoral.com/se-tarcisio-for-candidato-a-presidencia-ele-vai-para-o-pl-diz-valdemar-costa-neto/) |
Tarcísio's 2026 presidential bid | Not ruled out [[^]](https://jornalvozdolitoral.com/valdemar-diz-que-tarcisio-nao-descarta-disputar-a-presidencia-em-2026/) |

**The Liberal Party (PL) leadership supports Flávio Bolsonaro, with conditions for victory**

The Liberal Party (PL) leadership supports Flávio Bolsonaro, with conditions for victory. Valdemar Costa Neto, president of the Liberal Party (PL), has publicly affirmed the party's support for Flávio Bolsonaro in a potential 2026 presidential race [[^]](https://www.itatiaia.com.br/politica/valdemar-costa-neto-confirma-apoio-do-pl-a-flavio-bolsonaro-na-corrida-presidencial). Costa Neto has advocated for the unity of the right-wing to ensure Flávio Bolsonaro's election in the first round [[^]](https://mail.paranagora.com.br/noticia/36451-valdemar-da-costa-neto-defende-uniao-da-direita-para-eleger-flavio-bolsonaro-ja-no-1-turno). However, he has also highlighted the necessity of resolving "problems of the Bolsonaro family" for Flávio to achieve victory [[^]](https://noticias.r7.com/eleicoes/2026/valdemar-e-preciso-resolver-os-problemas-da-familia-bolsonaro-para-flavio-ganhar-as-eleicoes-31032026/).

Tarcísio de Freitas's potential candidacy is seen as normal but contingent. Regarding Tarcísio de Freitas, Valdemar Costa Neto views the increasing pressure for his candidacy as "normal," emphasizing that Governor Tarcísio "would never go against Bolsonaro" [[^]](https://oglobo.globo.com/politica/noticia/2026/01/22/valdemar-considera-normal-pressao-por-candidatura-de-tarcisio-e-diz-que-governador-jamais-ficara-contra-bolsonaro.ghtml). Costa Neto has stated that should Tarcísio de Freitas decide to run for president, he would join the PL [[^]](https://jornalvozdolitoral.com/se-tarcisio-for-candidato-a-presidencia-ele-vai-para-o-pl-diz-valdemar-costa-neto/). This potential move, however, would be contingent upon receiving approval from Jair Bolsonaro [[^]](https://www.redecomunicabrasil.com.br/brasil/valdemar-costa-neto-afirma-que-tarcisio-so-ira-para-o-pl-com-aval-de-bolsonaro). Valdemar Costa Neto further notes that Tarcísio de Freitas has not ruled out disputing the presidency in 2026 [[^]](https://jornalvozdolitoral.com/valdemar-diz-que-tarcisio-nao-descarta-disputar-a-presidencia-em-2026/).

Bolsonaro's approval is paramount for the party's 2026 presidential endorsement. The interplay between these potential candidacies reflects a strategic alignment within the Liberal Party. Flávio Bolsonaro has publicly expressed that Tarcísio de Freitas would be a more "prepared" candidate, stating, "I would prefer to vote for you (Tarcísio) than for me" [[^]](https://oglobo.globo.com/politica/noticia/2026/04/07/flavio-diz-que-tarcisio-seria-candidato-mais-preparado-preferiria-votar-em-voce-do-que-em-mim.ghtml). The overarching strategy from the PL leadership, particularly Valdemar Costa Neto, appears to prioritize a candidate aligned with Jair Bolsonaro, with the final decision and party endorsement largely resting on Bolsonaro's approval [[^]](https://oglobo.globo.com/politica/noticia/2026/01/22/valdemar-considera-normal-pressao-por-candidatura-de-tarcisio-e-diz-que-governador-jamais-ficara-contra-bolsonaro.ghtml).

## What Do Lula's Approval, Inflation, and Unemployment Data Show?

Lula Approval Rating (Good/Great) | 29% (Datafolha, April 2026) [[^]](https://www1.folha.uol.com.br/poder/2026/04/datafolha-lula-tem-40-de-avaliacao-negativa-e-29-de-positiva.shtml) |
IPCA Inflation (March 2026) | 0.88% [[^]](https://g1.globo.com/economia/noticia/2026/04/10/ipca-marco.ghtml) |
National Unemployment Rate | 5.8% (February 2026) [[^]](https://www.gov.br/secom/pt-br/acompanhe-a-secom/noticias/2026/03/brasil-tem-menor-desemprego-da-serie-historica-para-trimestre-encerrado-em-fevereiro-5-8) |

**President Lula's approval ratings show a stable negative trend**

President Lula's approval ratings show a stable negative trend. Datafolha's April 2026 poll indicates that **29%** of respondents consider his government "good or great," **29%** rate it as "regular," and **40%** view it as "bad or terrible" [[^]](https://www1.folha.uol.com.br/poder/2026/04/datafolha-lula-tem-40-de-avaliacao-negativa-e-29-de-positiva.shtml). This evaluation represents a stabilization compared to March 2026, when the negative assessment of his government had risen from **37%** to **40%** [[^]](https://datafolha.folha.uol.com.br/avaliacao-de-governo/2026/04/avaliacao-do-governo-lula-ficou-estavel-em-comparacao-a-marco.shtml), suggesting a solidification of negative sentiment that emerged in March.

Economic indicators present a mixed picture of inflation and employment. Inflation data reveals rising pressures, with the IPCA index registering **0.88%** in March 2026, exceeding expectations primarily due to increases in fuel prices [[^]](https://g1.globo.com/economia/noticia/2026/04/10/ipca-marco.ghtml). The IPCA-15 for April also showed acceleration, driven by higher costs for both fuels and food [[^]](https://www1.folha.uol.com.br/mercado/2026/04/ipca-15-acelera-em-abril-com-alta-de-combustiveis-e-alimentos-mas-fica-abaixo-das-projecoes.shtml). Conversely, Brazil's unemployment rate has reached historically low levels, recorded at **5.4%** for the quarter ending January 2026 [[^]](http://agenciabrasil.ebc.com.br/economia/noticia/2026-03/desemprego-fica-em-54-no-trimestre-encerrado-em-janeiro-de-2026) and **5.8%** for the quarter ending February 2026, marking the lowest rate for that specific period in the historical series [[^]](https://www.gov.br/secom/pt-br/acompanhe-a-secom/noticias/2026/03/brasil-tem-menor-desemprego-da-serie-historica-para-trimestre-encerrado-em-fevereiro-5-8).

Inflationary pressures likely impact Lula's stable negative approval. The persistence of these pressures, despite the low unemployment rate, appears to be contributing to the government's stable, yet elevated, negative approval ratings. Regarding the internal Workers' Party (PT) consensus on President Lula's re-election viability based on these metrics, the provided research results do not contain specific information or discussions about the party's internal deliberations on this matter.

## How Do 2024 Municipal Elections Impact Brazil's 2026 Presidential Race?

Municipal Coffers Control | 38% of Brazilian municipal coffers (MDB, PSD) [[^]](https://en.brasil247.com/brasil/mdb-e-psd-controlarao-38-do-caixa-das-prefeituras-brasileiras) |
Centrist Party Strategy 2024 | Competing for leadership/mayoralties in capital cities [[^]](https://jornaldebrasilia.com.br/noticias/politica-e-poder/mdb-psd-e-uniao-brasil-travam-disputa-por-protagonismo-nas-capitais/) |
2026 Presidential Candidate | Ratinho Júnior (PSD) positioned as 'Third Way' candidate [[^]](https://en.brasil247.com/brasil/ratinho-junior-vira-aposta-do-centrao-e-do-psd-como-alternativa-a-polarizacao-de-2026-mgnbm3xr) |

**Centrist parties prioritize individual dominance; MDB and PSD gain municipal control**

Centrist parties prioritize individual dominance; MDB and PSD gain municipal control. For the 2024 municipal elections, centrist parties such as União Brasil, MDB, and PSD are largely engaged in a dispute for protagonism in major cities rather than forming widespread concrete alliances with each other [[^]](https://jornaldebrasilia.com.br/noticias/politica-e-poder/mdb-psd-e-uniao-brasil-travam-disputa-por-protagonismo-nas-capitais/). MDB and PSD have emerged as significant winners, expected to control **38%** of the coffers of Brazilian municipalities, which considerably strengthens their positions in the political landscape [[^]](https://en.brasil247.com/brasil/mdb-e-psd-controlarao-38-do-caixa-das-prefeituras-brasileiras). This strong performance, however, also signals potential internal disputes within these parties and competition among them as they strategize for the 2026 national elections [[^]](https://www.jornalopcao.com.br/politica/partidos-fortalecidos-em-2024-dao-sinais-de-disputas-internas-para-definir-os-rumos-de-2026-660918/).

Centrist parties lean towards a 'Third Way' candidate like Ratinho Júnior for 2026. Their public statements and strategic movements indicate a push towards consolidating around a 'Third Way' candidate, rather than a definitive alignment with the PT or PL blocs at a national level. Ratinho Júnior, a prominent figure from the PSD, has become a key focus for this strategy. He is being promoted by the PSD and the broader 'Centrão' as a viable alternative to the intense polarization anticipated for the 2026 presidential election [[^]](https://en.brasil247.com/brasil/ratinho-junior-vira-aposta-do-centrao-e-do-psd-como-alternativa-a-polarizacao-de-2026-mgnbm3xr). His potential candidacy is seen as a way for these centrist forces to present an independent option, with reports suggesting he is close to clinching the PSD's presidential nomination [[^]](https://valorinternational.globo.com/politics/news/2026/03/16/ratinho-jr-close-to-clinching-psd-presidential-nomination.ghtml). The substantial control over municipal coffers by MDB and PSD provides a strong financial and political base to support such an independent presidential bid [[^]](https://en.brasil247.com/brasil/mdb-e-psd-controlarao-38-do-caixa-das-prefeituras-brasileiras).

## What are the Official 2026 Brazilian Presidential Election Deadlines?

Party Convention Period | July 20 to August 5, 2026 [[^]](https://www.tse.jus.br/comunicacao/noticias/2026/Marco/eleicoes-2026-confira-as-principais-datas-do-calendario-eleitoral) |
Candidate Registration Deadline | August 15, 2026 [[^]](https://www.tse.jus.br/comunicacao/noticias/2026/Marco/eleicoes-2026-confira-as-principais-datas-do-calendario-eleitoral) |
Early Pre-candidacy Confirmation | Ronaldo Caiado (PSD) confirmed March 30, 2026 [[^]](https://www1.folha.uol.com.br/poder/2026/03/caiado-e-confirmado-pre-candidato-pelo-psd-e-diz-que-primeiro-ato-na-presidencia-sera-anistia-a-bolsonaro.shtml) |

**The Superior Electoral Court sets specific deadlines for 2026 elections**

The Superior Electoral Court sets specific deadlines for 2026 elections. For Brazil's 2026 presidential election, the Superior Electoral Court (TSE) has established that political parties must hold their conventions, where candidates for president, vice-president, and other electoral positions are selected, between July 20 and August 5, 2026 [[^]](https://www.tse.jus.br/comunicacao/noticias/2026/Marco/eleicoes-2026-confira-as-principais-datas-do-calendario-eleitoral). Following these party conventions, the subsequent deadline for registering all candidacies with the Electoral Justice is August 15, 2026 [[^]](https://www.tse.jus.br/comunicacao/noticias/2026/Marco/eleicoes-2026-confira-as-principais-datas-do-calendario-eleitoral). These crucial dates are officially stipulated by resolutions, such as Resolution Nº 23.760, issued by the TSE on March 2, 2026 [[^]](https://www.tse.jus.br/legislacao/compilada/res/2026/resolucao-no-23-760-de-2-de-marco-de-2026).

Leading candidates often announce their campaigns well before official deadlines. Historically, while the legal formalization of candidacies takes place during the specified July and August convention period, prominent candidates in Brazil frequently declare their 'pré-candidacy' much earlier in the election year. This public announcement and campaign build-up typically precedes the official deadlines by several months. For example, in anticipation of the 2026 election, the PSD party officially confirmed Ronaldo Caiado as a pre-candidate for the presidency on March 30, 2026 [[^]](https://www1.folha.uol.com.br/poder/2026/03/caiado-e-confirmado-pre-candidato-pelo-psd-e-diz-que-primeiro-ato-na-presidencia-sera-anistia-a-bolsonaro.shtml). This pattern is consistent with past elections, where established front-runners, such as Dilma Rousseff and Aécio Neves for the 2014 election, formalized their candidacies in early July 2014, within the convention timeframe [[^]](https://www1.folha.uol.com.br/fsp/poder/174656-dilma-e-aecio-oficializam-candidaturas.shtml).

## What Could Change the Odds

**Key takeaway.** Catalyst analysis unavailable.

## Key Dates & Catalysts

- **Expiration:** October 04, 2026
- **Closes:** October 04, 2026

## Decision-Flipping Events

- Catalyst analysis unavailable.

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## Historical Resolutions

No historical resolution data available for this series.

## Disclaimer

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Prediction markets involve risk of loss. Past performance does not guarantee future results.
We are not affiliated with Kalshi or any prediction market platform. Market data may be delayed or incomplete.

### Data Sources & Model Transparency

**Data Sources:** Octagon Deep Research aggregates information from multiple sources including news, filings, and market data.

**Freshness:** Analysis is generated periodically and may not reflect the latest developments. Verify critical information from primary sources.