Brazil's Ibovespa Plunges 15.7% Triggering Circuit Breaker After Lula Victory

Key Facts

1Brazil's Ibovespa index plunged 15.7% to 172,940 points following Luiz Inacio Lula da Silva's reelection.

2A circuit breaker was triggered at the B3 exchange after the index fell by 10%.

Brazil's Ibovespa index plunged 15.7% to 172,940 points on October 26, 2026, following the reelection of Luiz Inacio Lula da Silva. Reuters reported that the B3 exchange triggered a circuit breaker to halt trading for 30 minutes after losses exceeded the 10% threshold during a massive market selloff.

The index reached a session low of 169,516 points on October 26, 2026, after trading resumed, pressured by a weakening local currency and a sharp rise in interest-rate futures. The session opened near 205,070 points before the decline accelerated due to market concerns over future economic policy direction.

Market participants are looking ahead to the release of Brazil's unemployment rate data scheduled for October 30, 2026, which may provide further clarity on the economic landscape following the recent political volatility.

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