Dollar Posts Biggest Weekly Gain in Over Three Years, Closing at R$5.067
The US dollar experienced its most significant weekly appreciation in over three years, closing at R$5.067 against the Brazilian real on May 15, 2026. The currency rose 3.58% for the week, driven by a 1.63% single-day increase amid heightened global risk aversion. Key factors influencing this surge include renewed geopolitical tensions in the Middle East, specifically between Tehran and Washington, which have pushed Brent crude oil prices above $108 per barrel. This supply shock has reinforced perceptions of persistent global inflation, prompting investors to seek safer assets. Consequently, US 10-year Treasury yields reached levels unseen since the previous year, reflecting market bets that the Federal Reserve may raise interest rates again in 2026. This marks a drastic shift from earlier expectations of monetary easing. The DXY index, measuring the dollar against major currencies, retested the 100-point mark, while the VIX volatility index indicated increased market stress. Analysts describe this as an aggressive repricing of global assets, where the flight to quality pressures emerging currencies like the real, explaining the dollar's strong performance.
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