Flávio Bolsonaro holds an overwhelming lead in trader consensus for Brazil’s 2026 presidential election following his stronger-than-expected first-round performance on October 4. He captured roughly 47 percent of valid votes against incumbent Luiz Inácio Lula da Silva’s 45 percent, forcing a runoff on October 25 after neither reached a majority. Pre-election polls had shown a tighter or Lula-favored contest, but right-wing momentum, gains by the Liberal Party in Congress, and voter desire for change shifted positioning. Jair Bolsonaro’s ineligibility due to prior convictions leaves Flávio as the primary right-wing standard-bearer. Lula, at 80 and seeking a fourth nonconsecutive term, faces headwinds from economic concerns and approval ratings. These verified first-round results and runoff dynamics underpin the current implied probabilities.