| Date | Bid | Offer |
|---|---|---|
| Sep 30 2013 | R$ 0.3708 | R$ 0.3710 |
| Sep 27 2013 | R$ 0.3761 | R$ 0.3764 |
| Sep 26 2013 | R$ 0.3720 | R$ 0.3725 |
| Sep 25 2013 | R$ 0.3701 | R$ 0.3706 |
| Sep 24 2013 | R$ 0.3689 | R$ 0.3691 |
| Sep 23 2013 | R$ 0.3725 | R$ 0.3729 |
| Sep 20 2013 | R$ 0.3723 | R$ 0.3726 |
| Sep 19 2013 | R$ 0.3781 | R$ 0.3784 |
| Sep 18 2013 | R$ 0.3807 | R$ 0.3812 |
| Sep 17 2013 | R$ 0.3830 | R$ 0.3833 |
| Sep 16 2013 | R$ 0.3835 | R$ 0.3840 |
| Sep 13 2013 | R$ 0.3833 | R$ 0.3838 |
| Sep 12 2013 | R$ 0.3864 | R$ 0.3868 |
| Sep 11 2013 | R$ 0.3876 | R$ 0.3878 |
| Sep 10 2013 | R$ 0.3842 | R$ 0.3846 |
| Sep 09 2013 | R$ 0.3796 | R$ 0.3800 |
| Sep 06 2013 | R$ 0.3774 | R$ 0.3777 |
| Sep 05 2013 | R$ 0.3806 | R$ 0.3809 |
| Sep 04 2013 | R$ 0.3882 | R$ 0.3884 |
| Sep 03 2013 | R$ 0.3931 | R$ 0.3936 |
| Sep 02 2013 | R$ 0.3884 | R$ 0.3889 |
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 05 1984 until Jan 28 2026