The Brazilian real weakened to a three-month high against the US dollar, trading near 5.21, as markets digested the impact of newly imposed US sanctions on Brazilian entities.

The currency move came as the benchmark Ibovespa index slipped 0.20% to 171,689 on July 1, reflecting cautious sentiment at the start of the second half of the year.

The depreciation of the real underscores the immediate market reaction to the geopolitical friction.

While equity selling was modest, the pressure on the currency suggests investors are prioritizing safe-haven assets amid the regulatory uncertainty.

The dollar's strength against the real marks a notable shift in the local FX market, driven by the specific sanction measures rather than broader macroeconomic data.

This development adds to a complex backdrop for Brazilian markets.