| Date | Bid | Offer |
|---|---|---|
| Feb 25 2022 | R$ 3.7123 | R$ 3.7137 |
| Feb 24 2022 | R$ 3.6304 | R$ 3.6318 |
| Feb 23 2022 | R$ 3.6309 | R$ 3.6319 |
| Feb 22 2022 | R$ 3.6552 | R$ 3.6566 |
| Feb 21 2022 | R$ 3.6780 | R$ 3.6794 |
| Feb 18 2022 | R$ 3.6837 | R$ 3.6851 |
| Feb 17 2022 | R$ 3.7107 | R$ 3.7122 |
| Feb 16 2022 | R$ 3.7009 | R$ 3.7024 |
| Feb 15 2022 | R$ 3.7039 | R$ 3.7048 |
| Feb 14 2022 | R$ 3.7085 | R$ 3.7099 |
| Feb 11 2022 | R$ 3.7302 | R$ 3.7311 |
| Feb 10 2022 | R$ 3.7686 | R$ 3.7716 |
| Feb 09 2022 | R$ 3.7865 | R$ 3.7874 |
| Feb 08 2022 | R$ 3.7554 | R$ 3.7569 |
| Feb 07 2022 | R$ 3.7649 | R$ 3.7663 |
| Feb 04 2022 | R$ 3.7598 | R$ 3.7613 |
| Feb 03 2022 | R$ 3.7898 | R$ 3.7913 |
| Feb 02 2022 | R$ 3.7722 | R$ 3.7731 |
| Feb 01 2022 | R$ 3.7544 | R$ 3.7558 |
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 Jan 28 2026