Recent polling from Datafolha, Quaest, AtlasIntel, and CNT/MDA ahead of Brazil’s October 4 first-round presidential vote showed incumbent Luiz Inácio Lula da Silva and challenger Flávio Bolsonaro each in the mid-40s percent range of valid votes, with remaining support fragmented across minor candidates. No survey placed either frontrunner near the 50 percent threshold required for an outright win under Brazilian electoral rules. This distribution, consistent with every presidential contest since 2002 advancing to a runoff, produced near-unanimous trader consensus on the “No” outcome. Partial vote counts and projections released shortly after polls closed reinforced the same pattern. Only an unprecedented late swing in turnout or reporting anomaly could still alter resolution.