| Date | Bid | Offer |
|---|---|---|
| Nov 30 2020 | R$ 3.9274 | R$ 3.9289 |
| Nov 27 2020 | R$ 3.9554 | R$ 3.9564 |
| Nov 26 2020 | R$ 3.9157 | R$ 3.9172 |
| Nov 25 2020 | R$ 3.9313 | R$ 3.9334 |
| Nov 24 2020 | R$ 3.9664 | R$ 3.9685 |
| Nov 23 2020 | R$ 3.9182 | R$ 3.9198 |
| Nov 20 2020 | R$ 3.9113 | R$ 3.9123 |
| Nov 19 2020 | R$ 3.8756 | R$ 3.8787 |
| Nov 18 2020 | R$ 3.8752 | R$ 3.8783 |
| Nov 17 2020 | R$ 3.9398 | R$ 3.9413 |
| Nov 16 2020 | R$ 3.9663 | R$ 3.9684 |
| Nov 13 2020 | R$ 3.9743 | R$ 3.9753 |
| Nov 12 2020 | R$ 3.9279 | R$ 3.9294 |
| Nov 11 2020 | R$ 3.9236 | R$ 3.9246 |
| Nov 10 2020 | R$ 3.9033 | R$ 3.9048 |
| Nov 09 2020 | R$ 3.8534 | R$ 3.8543 |
| Nov 06 2020 | R$ 4.0197 | R$ 4.0213 |
| Nov 05 2020 | R$ 4.0429 | R$ 4.0461 |
| Nov 04 2020 | R$ 4.0748 | R$ 4.0763 |
| Nov 03 2020 | R$ 4.0761 | R$ 4.0771 |
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