| Date | Bid | Offer |
|---|---|---|
| Feb 28 2023 | R$ 0.4990 | R$ 0.4991 |
| Feb 27 2023 | R$ 0.4990 | R$ 0.4992 |
| Feb 24 2023 | R$ 0.4935 | R$ 0.4937 |
| Feb 23 2023 | R$ 0.4922 | R$ 0.4924 |
| Feb 22 2023 | R$ 0.4972 | R$ 0.4974 |
| Feb 17 2023 | R$ 0.4958 | R$ 0.4960 |
| Feb 16 2023 | R$ 0.5018 | R$ 0.5020 |
| Feb 15 2023 | R$ 0.5005 | R$ 0.5007 |
| Feb 14 2023 | R$ 0.4964 | R$ 0.4965 |
| Feb 13 2023 | R$ 0.4989 | R$ 0.4991 |
| Feb 10 2023 | R$ 0.5028 | R$ 0.5030 |
| Feb 09 2023 | R$ 0.5075 | R$ 0.5077 |
| Feb 08 2023 | R$ 0.4905 | R$ 0.4907 |
| Feb 07 2023 | R$ 0.4865 | R$ 0.4867 |
| Feb 06 2023 | R$ 0.4869 | R$ 0.4871 |
| Feb 03 2023 | R$ 0.4869 | R$ 0.4871 |
| Feb 02 2023 | R$ 0.4829 | R$ 0.4831 |
| Feb 01 2023 | R$ 0.4866 | R$ 0.4868 |
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