Brazilian Bank Stocks Plunge After Lula's Election Victory

Brazilian bank stocks and the country's main exchange-traded fund plummeted in pre-market trading on Monday after Luiz Inácio Lula da Silva secured a fourth presidential term in a tight runoff election. The market reaction suggests investors had been positioned for a victory by incumbent Jair Bolsonaro and are now rapidly repricing Brazilian assets amid concerns over future economic policy.

Banks Lead Steep Declines

The iShares MSCI Brazil Capped ETF (EWZ) fell approximately 27% in pre-open trading on October 26, 2026, according to Investing.com data. The country's financial sector, which is highly sensitive to domestic economic sentiment, bore the brunt of the sell-off.

Key pre-market moves for American Depositary Receipts (ADRs) as of 05:31 EDT included:

• Itau Unibanco (ITUB): Down 26.6%. The country's largest bank had rallied 14.7% in the month prior to the election, leaving it exposed to a sharp reversal.
• Banco Bradesco (BBD) and Nu Holdings (NU): Both traded in a range of -23% to -29% lower, reflecting concerns over domestic credit and consumer exposure.
• Banco Santander Brasil (BSBR): Fared better, falling only 4.5%, potentially cushioned by its foreign parent company.

The sell-off was exacerbated by currency movements, with the USD/BRL exchange rate expected to gap 5–7% higher, eroding the value of dollar-denominated ADRs for U.S. investors.

Fiscal and Monetary Policy in Focus

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Investors are primarily concerned about a potential shift away from market-friendly policies. A key worry is Brazil's fiscal health, with public debt above 82% of GDP and a deficit around 7–8% of GDP. Markets appear unnerved by Lula's team targeting a primary surplus of only 1.3% by 2030, with Goldman Sachs expecting only "modest measures" on government spending.

This fiscal uncertainty casts doubt on the central bank's monetary easing cycle. After five straight cuts, the Selic benchmark interest rate stands at 13.75%. A weaker currency and a higher country risk premium could slow or halt further rate cuts, which would negatively impact bank credit growth and asset quality. This shift makes the outlook for rate-sensitive capital markets firms like Banco BTG Pactual (BPAC11) appear more fragile, according to an earlier analysis from JPMorgan.

Political Uncertainty and Outlook

Adding to market jitters, President Bolsonaro is contesting the election results. Furthermore, Lula will face a Congress with a strong contingent of Bolsonaro allies, potentially creating legislative gridlock. A swift concession, as seen in the 2022 election, would likely help calm investor sentiment.

However, some market context may provide a counterpoint to the sell-off. The decline partially reverses a strong rally in the weeks leading up to the vote. Additionally, local Brazilian investors have a relatively low allocation to equities at just 5%, compared to an 8.5% historical average, according to Morgan Stanley, which could limit domestic selling pressure. Investors will now be closely watching for any concession from Bolsonaro, the central bank's next meeting in early November, and concrete details of Lula's promised fiscal plan.