| Date | Bid | Offer |
|---|---|---|
| Feb 27 2026 | R$ 3.6686 | R$ 3.6700 |
| Feb 26 2026 | R$ 3.6467 | R$ 3.6481 |
| Feb 25 2026 | R$ 3.6559 | R$ 3.6574 |
| Feb 24 2026 | R$ 3.6442 | R$ 3.6451 |
| Feb 23 2026 | R$ 3.6440 | R$ 3.6465 |
| Feb 20 2026 | R$ 3.6842 | R$ 3.6851 |
| Feb 19 2026 | R$ 3.6873 | R$ 3.6883 |
| Feb 18 2026 | R$ 3.6918 | R$ 3.6927 |
| Feb 13 2026 | R$ 3.6911 | R$ 3.6921 |
| Feb 12 2026 | R$ 3.6850 | R$ 3.6864 |
| Feb 11 2026 | R$ 3.6836 | R$ 3.6845 |
| Feb 10 2026 | R$ 3.6847 | R$ 3.6862 |
| Feb 09 2026 | R$ 3.6813 | R$ 3.6822 |
| Feb 06 2026 | R$ 3.6666 | R$ 3.6675 |
| Feb 05 2026 | R$ 3.6549 | R$ 3.6559 |
| Feb 04 2026 | R$ 3.6631 | R$ 3.6646 |
| Feb 03 2026 | R$ 3.6629 | R$ 3.6638 |
| Feb 02 2026 | R$ 3.6502 | R$ 3.6527 |
Source: Brazilian Central Bank
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Ptax is the main reference rate for the US Dollar in Brazil. It's published daily by the Brazilian Central Bank based on the quotes received from the major foreign exchange dealers in the Brazilian market. It's released by 1 PM (GMT-3) every business day.
Data available from Dec 05 1984 until Feb 27 2026