| Date | Bid | Offer |
|---|---|---|
| Nov 28 2014 | R$ 4.0107 | R$ 4.0130 |
| Nov 27 2014 | R$ 3.9460 | R$ 3.9477 |
| Nov 26 2014 | R$ 3.9621 | R$ 3.9635 |
| Nov 25 2014 | R$ 3.9639 | R$ 3.9660 |
| Nov 24 2014 | R$ 3.9648 | R$ 3.9667 |
| Nov 21 2014 | R$ 3.9718 | R$ 3.9742 |
| Nov 20 2014 | R$ 3.9999 | R$ 4.0025 |
| Nov 19 2014 | R$ 4.0473 | R$ 4.0495 |
| Nov 18 2014 | R$ 4.0624 | R$ 4.0636 |
| Nov 17 2014 | R$ 4.0681 | R$ 4.0703 |
| Nov 14 2014 | R$ 4.0759 | R$ 4.0777 |
| Nov 13 2014 | R$ 4.0502 | R$ 4.0519 |
| Nov 12 2014 | R$ 4.0362 | R$ 4.0382 |
| Nov 11 2014 | R$ 4.0667 | R$ 4.0687 |
| Nov 10 2014 | R$ 4.0287 | R$ 4.0302 |
| Nov 07 2014 | R$ 4.0740 | R$ 4.0755 |
| Nov 06 2014 | R$ 4.0318 | R$ 4.0343 |
| Nov 05 2014 | R$ 4.0179 | R$ 4.0201 |
| Nov 04 2014 | R$ 4.0318 | R$ 4.0337 |
| Nov 03 2014 | R$ 3.9643 | R$ 3.9660 |
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