| Date | Bid | Offer |
|---|---|---|
| Mar 31 2023 | R$ 6.2817 | R$ 6.2845 |
| Mar 30 2023 | R$ 6.3368 | R$ 6.3396 |
| Mar 29 2023 | R$ 6.3380 | R$ 6.3414 |
| Mar 28 2023 | R$ 6.3831 | R$ 6.3859 |
| Mar 27 2023 | R$ 6.4193 | R$ 6.4227 |
| Mar 24 2023 | R$ 6.4673 | R$ 6.4707 |
| Mar 23 2023 | R$ 6.4825 | R$ 6.4853 |
| Mar 22 2023 | R$ 6.4376 | R$ 6.4404 |
| Mar 21 2023 | R$ 6.3938 | R$ 6.3966 |
| Mar 20 2023 | R$ 6.4286 | R$ 6.4314 |
| Mar 17 2023 | R$ 6.3934 | R$ 6.3963 |
| Mar 16 2023 | R$ 6.4024 | R$ 6.4052 |
| Mar 15 2023 | R$ 6.3724 | R$ 6.3752 |
| Mar 14 2023 | R$ 6.3586 | R$ 6.3599 |
| Mar 13 2023 | R$ 6.3690 | R$ 6.3718 |
| Mar 10 2023 | R$ 6.2677 | R$ 6.2705 |
| Mar 09 2023 | R$ 6.1149 | R$ 6.1172 |
| Mar 08 2023 | R$ 6.0820 | R$ 6.0832 |
| Mar 07 2023 | R$ 6.1625 | R$ 6.1643 |
| Mar 06 2023 | R$ 6.2487 | R$ 6.2515 |
| Mar 03 2023 | R$ 6.2307 | R$ 6.2335 |
| Mar 02 2023 | R$ 6.2239 | R$ 6.2272 |
| Mar 01 2023 | R$ 6.2524 | R$ 6.2546 |
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