| Date | Bid | Offer |
|---|---|---|
| Oct 31 2023 | R$ 6.1355 | R$ 6.1368 |
| Oct 30 2023 | R$ 6.0853 | R$ 6.0880 |
| Oct 27 2023 | R$ 6.0106 | R$ 6.0118 |
| Oct 26 2023 | R$ 6.0604 | R$ 6.0627 |
| Oct 25 2023 | R$ 6.0650 | R$ 6.0672 |
| Oct 24 2023 | R$ 6.0912 | R$ 6.0924 |
| Oct 23 2023 | R$ 6.1353 | R$ 6.1366 |
| Oct 20 2023 | R$ 6.1379 | R$ 6.1412 |
| Oct 19 2023 | R$ 6.1363 | R$ 6.1376 |
| Oct 18 2023 | R$ 6.1413 | R$ 6.1440 |
| Oct 17 2023 | R$ 6.1471 | R$ 6.1499 |
| Oct 16 2023 | R$ 6.1716 | R$ 6.1744 |
| Oct 13 2023 | R$ 6.1431 | R$ 6.1444 |
| Oct 11 2023 | R$ 6.2103 | R$ 6.2130 |
| Oct 10 2023 | R$ 6.2472 | R$ 6.2499 |
| Oct 09 2023 | R$ 6.3036 | R$ 6.3064 |
| Oct 06 2023 | R$ 6.3597 | R$ 6.3626 |
| Oct 05 2023 | R$ 6.2912 | R$ 6.2940 |
| Oct 04 2023 | R$ 6.2612 | R$ 6.2640 |
| Oct 03 2023 | R$ 6.1645 | R$ 6.1673 |
| Oct 02 2023 | R$ 6.1446 | R$ 6.1474 |
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