| Date | Bid | Offer |
|---|---|---|
| Oct 30 2020 | R$ 6.2949 | R$ 6.2983 |
| Oct 29 2020 | R$ 6.3015 | R$ 6.3049 |
| Oct 28 2020 | R$ 6.2988 | R$ 6.3022 |
| Oct 27 2020 | R$ 6.2289 | R$ 6.2325 |
| Oct 26 2020 | R$ 6.2056 | R$ 6.2090 |
| Oct 23 2020 | R$ 6.1950 | R$ 6.1984 |
| Oct 22 2020 | R$ 6.1496 | R$ 6.1530 |
| Oct 21 2020 | R$ 6.1920 | R$ 6.1954 |
| Oct 20 2020 | R$ 6.1514 | R$ 6.1555 |
| Oct 19 2020 | R$ 6.1598 | R$ 6.1625 |
| Oct 16 2020 | R$ 6.1416 | R$ 6.1429 |
| Oct 15 2020 | R$ 6.1424 | R$ 6.1437 |
| Oct 14 2020 | R$ 6.0967 | R$ 6.1007 |
| Oct 13 2020 | R$ 6.1043 | R$ 6.1075 |
| Oct 09 2020 | R$ 6.0831 | R$ 6.0865 |
| Oct 08 2020 | R$ 6.1227 | R$ 6.1240 |
| Oct 07 2020 | R$ 6.1082 | R$ 6.1115 |
| Oct 06 2020 | R$ 6.0300 | R$ 6.0314 |
| Oct 05 2020 | R$ 6.1482 | R$ 6.1516 |
| Oct 02 2020 | R$ 6.1334 | R$ 6.1347 |
| Oct 01 2020 | R$ 6.1469 | R$ 6.1509 |
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.
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Data available from Dec 05 1984 until Jan 28 2026