US Dollar (USD)

September 2026

Summary of the Month
Parameter Bid Ask
Average Value R$ 5.1284 R$ 5.1290
Business Days 13

PTAX - Daily Quote

Date Bid Offer
Sep 18 2026 R$ 5.1569 R$ 5.1575
Sep 17 2026 R$ 5.1515 R$ 5.1521
Sep 16 2026 R$ 5.1520 R$ 5.1527
Sep 15 2026 R$ 5.1484 R$ 5.1490
Sep 14 2026 R$ 5.1690 R$ 5.1696
Sep 11 2026 R$ 5.0912 R$ 5.0918
Sep 10 2026 R$ 5.1143 R$ 5.1149
Sep 09 2026 R$ 5.0973 R$ 5.0979
Sep 08 2026 R$ 5.0850 R$ 5.0856
Sep 04 2026 R$ 5.1247 R$ 5.1253
Sep 03 2026 R$ 5.0956 R$ 5.0962
Sep 02 2026 R$ 5.1267 R$ 5.1273
Sep 01 2026 R$ 5.1564 R$ 5.1570

Source: Brazilian Central Bank

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Ptax is the main reference rate for contracts denominated in Brazilian Reals (BRL).

For the US Dollar it's based on quotes received from a selected list of major foreign exchange dealers in the Brazilian interbank market. It's released by the Brazilian Central Bank about 10 minutes after 1 PM (GMT-3) every business day.

Quotes on other periods

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Data available from Dec 03 1984 until Sep 18 2026

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