5 Oct 2026, Mon

Brazil’s 10% EWZ Gap Open Had a Head Start

The headline looks electric: EWZ, the US-listed iShares MSCI Brazil ETF, jumped roughly 10% in overnight trading after Flávio Bolsonaro finished first in Sunday’s Brazilian presidential election. But traders who wake up this morning and reach for the buy button are walking into a move that started days ago, not hours ago. The 10% gap is real. How much of it is still available is a different question.

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Here is what the market already knew. Brazilian stocks closed the pre-election session sharply higher. The Ibovespa gained 2.63% on Friday to 192,114.55 points, its strongest daily gain since September 2 and its highest close since April 22. The size of that rally suggests investors wanted to be long Brazilian equities into Sunday’s vote, likely on expectations of a market-friendly result. Reuters reporting carried by UOL said Friday’s rally came from investors building long positions on a better-than-expected first-round showing by Flávio Bolsonaro. The pre-positioning wasn’t subtle.

Petrobras rose 2.5% on Friday, Vale gained 2.4%, and Banco Bradesco led the large banks with a 3.8% advance as local investors placed bets on a market-friendly outcome. The Petrobras ADR closed Friday at $21.65, the Vale ADR at $13.76, and EWZ at $38.19. Those weren’t defensive positions. They were directional bets, placed before a ballot was cast.

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The first-round result confirmed what buyers had expected, and then some. Brazil’s presidential election heads to a runoff after a surprise first-round result for Flávio Bolsonaro, who will face incumbent Luiz Inácio Lula da Silva after neither secured more than 50% of the vote on Sunday, the threshold required to win outright. With 100% of polling sections counted, Flávio Bolsonaro took 47.03% and Lula 45.16%. In the final stretch, several major polls had shown Lula narrowly ahead in the first round. The reversal beat even the bullish positioning Friday had implied.

So what does chasing the open actually cost? Consider the math. The 10% rise in EWZ overnight could attract early buyers but also invite profit-taking. When an ETF gaps up 10% at the open after a crowd of institutional holders spent all of Friday building the position, the easiest trade for those holders is to sell into the retail wave that shows up Monday morning. The liquidity is there. The motive is there. The only question is timing.

A runoff extends electoral uncertainty to October 25. For investors, that means three more weeks of recalibration around polls, fiscal policy, and governability risk. Surveys have shown Lula and Flávio polling close in an October 25 runoff. That is not a resolved outcome. It is an unresolved one with three weeks of volatility ahead. PBR and VALE may carry different risk profiles through that window. A Bolsonaro victory would likely be read as favorable to a more market-oriented posture and less direct intervention in Petrobras, producing an initial rally in energy and financial names within EWZ. But that scenario still needs to survive October 25.

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The currency’s near-flat pre-election close signals caution. If the thesis were fully trusted, the real would have firmed more decisively on Friday. The BRL is worth watching at the open alongside EWZ. A currency that fails to confirm a 10% ETF rally is sending information.

The Trader’s Lesson

The market rarely waits for you to read the news. Friday’s 2.63% Ibovespa surge, broad bank gains, and rising commodity ADRs were all telling you what Sunday’s vote might look like. By the time an overnight gap confirms the obvious, the best of the move has often been spoken for. Disciplined traders distinguish between the news and the opportunity, because the two arrive at different times.