| Date | Bid | Offer |
|---|---|---|
| Mar 31 2021 | R$ 5.6967 | R$ 5.6973 |
| Mar 30 2021 | R$ 5.7636 | R$ 5.7642 |
| Mar 29 2021 | R$ 5.7919 | R$ 5.7925 |
| Mar 26 2021 | R$ 5.7036 | R$ 5.7042 |
| Mar 25 2021 | R$ 5.6579 | R$ 5.6585 |
| Mar 24 2021 | R$ 5.5324 | R$ 5.5330 |
| Mar 23 2021 | R$ 5.4945 | R$ 5.4951 |
| Mar 22 2021 | R$ 5.5263 | R$ 5.5269 |
| Mar 19 2021 | R$ 5.5076 | R$ 5.5082 |
| Mar 18 2021 | R$ 5.5468 | R$ 5.5474 |
| Mar 17 2021 | R$ 5.6573 | R$ 5.6579 |
| Mar 16 2021 | R$ 5.5845 | R$ 5.5851 |
| Mar 15 2021 | R$ 5.6290 | R$ 5.6296 |
| Mar 12 2021 | R$ 5.5634 | R$ 5.5640 |
| Mar 11 2021 | R$ 5.5884 | R$ 5.5890 |
| Mar 10 2021 | R$ 5.7443 | R$ 5.7449 |
| Mar 09 2021 | R$ 5.8391 | R$ 5.8397 |
| Mar 08 2021 | R$ 5.7337 | R$ 5.7343 |
| Mar 05 2021 | R$ 5.6864 | R$ 5.6870 |
| Mar 04 2021 | R$ 5.6002 | R$ 5.6008 |
| Mar 03 2021 | R$ 5.7336 | R$ 5.7342 |
| Mar 02 2021 | R$ 5.6838 | R$ 5.6844 |
| Mar 01 2021 | R$ 5.5826 | R$ 5.5832 |
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 03 1984 until Feb 27 2026