| Date | Bid | Offer |
|---|---|---|
| Nov 30 2015 | R$ 3.7392 | R$ 3.7417 |
| Nov 27 2015 | R$ 3.6285 | R$ 3.6296 |
| Nov 26 2015 | R$ 3.6740 | R$ 3.6753 |
| Nov 25 2015 | R$ 3.6784 | R$ 3.6801 |
| Nov 24 2015 | R$ 3.6423 | R$ 3.6436 |
| Nov 23 2015 | R$ 3.6562 | R$ 3.6583 |
| Nov 20 2015 | R$ 3.6432 | R$ 3.6449 |
| Nov 19 2015 | R$ 3.6820 | R$ 3.6834 |
| Nov 18 2015 | R$ 3.7259 | R$ 3.7272 |
| Nov 17 2015 | R$ 3.7542 | R$ 3.7560 |
| Nov 16 2015 | R$ 3.8030 | R$ 3.8047 |
| Nov 13 2015 | R$ 3.7782 | R$ 3.7792 |
| Nov 12 2015 | R$ 3.7922 | R$ 3.7943 |
| Nov 11 2015 | R$ 3.7127 | R$ 3.7171 |
| Nov 10 2015 | R$ 3.7689 | R$ 3.7713 |
| Nov 09 2015 | R$ 3.7730 | R$ 3.7747 |
| Nov 06 2015 | R$ 3.7898 | R$ 3.7911 |
| Nov 05 2015 | R$ 3.8009 | R$ 3.8038 |
| Nov 04 2015 | R$ 3.8022 | R$ 3.8037 |
| Nov 03 2015 | R$ 3.8427 | R$ 3.8445 |
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 Feb 27 2026