| Date | Bid | Offer |
|---|---|---|
| Dec 31 2025 | R$ 4.0180 | R$ 4.0187 |
| Dec 30 2025 | R$ 4.0200 | R$ 4.0219 |
| Dec 29 2025 | R$ 4.0770 | R$ 4.0778 |
| Dec 26 2025 | R$ 4.0559 | R$ 4.0584 |
| Dec 24 2025 | R$ 4.0467 | R$ 4.0475 |
| Dec 23 2025 | R$ 4.0575 | R$ 4.0589 |
| Dec 22 2025 | R$ 4.0290 | R$ 4.0315 |
| Dec 19 2025 | R$ 4.0007 | R$ 4.0020 |
| Dec 18 2025 | R$ 4.0149 | R$ 4.0162 |
| Dec 17 2025 | R$ 3.9967 | R$ 3.9983 |
| Dec 16 2025 | R$ 3.9636 | R$ 3.9649 |
| Dec 15 2025 | R$ 3.9180 | R$ 3.9193 |
| Dec 12 2025 | R$ 3.9182 | R$ 3.9190 |
| Dec 11 2025 | R$ 3.9409 | R$ 3.9422 |
| Dec 10 2025 | R$ 3.9450 | R$ 3.9457 |
| Dec 09 2025 | R$ 3.9416 | R$ 3.9429 |
| Dec 08 2025 | R$ 3.9176 | R$ 3.9189 |
| Dec 05 2025 | R$ 3.8536 | R$ 3.8548 |
| Dec 04 2025 | R$ 3.7995 | R$ 3.8010 |
| Dec 03 2025 | R$ 3.8065 | R$ 3.8080 |
| Dec 02 2025 | R$ 3.8237 | R$ 3.8244 |
| Dec 01 2025 | R$ 3.8278 | R$ 3.8291 |
Source: Brazilian Central Bank
Display Columns
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.
< November 2025 January 2026 >
Data available from Dec 05 1984 until Jan 28 2026