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Economy

Brazilian Stock Exchange Triggers Circuit Breaker for the First Time Since 2020

The safety mechanism was activated after the Ibovespa dropped 16.48% on Monday, October 26, 2026, in a market reaction to the presidential election results.

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The essentials of this story

What happened
The Stock Exchange safety mechanism was activated to halt trading due to the sharp drop in the Ibovespa.
Who is affected
Investors in the Brazilian financial market.
What changes
Trading on B3 was temporarily suspended to curb market volatility.

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Sources

  1. Circuit breaker é acionado pela primeira vez desde a pandemia de Covid-19; relembre todas as vezes em que a Bolsa parou — g1 — economia (accessed 10/26/2026)