Federal Reserve Economic Data

Table Data - Overnight Unsecured AMERIBOR Benchmark Interest Rate

Title Overnight Unsecured AMERIBOR Benchmark Interest Rate
Series ID AMERIBOR
Source American Financial Exchange
Release Historical Overnight AMERIBOR Unsecured Interest Rate
Seasonal Adjustment Not Seasonally Adjusted
Frequency Daily
Units Percent
Date Range 2025-12-19 to 2026-01-01
Last Updated 2026-01-02 7:02 AM CST
Notes Data prior to June 17, 2019 is only available from Monday to Friday (excluding trading holidays).

AMERIBOR® (American Interbank Offered Rate) is a benchmark interest rate based on overnight unsecured loans transacted on the American Financial Exchange (AFX). AMERIBOR® is calculated as the transaction volume weighted average interest rate of the daily transactions in the AMERIBOR® overnight unsecured loan market on the AFX. More details about AMERIBOR® methodology can be found on the source's website, under the Resources section.

AMERIBOR® is a registered trademark of the American Financial Exchange (AFX). © Copyright, American Financial Exchange (AFX). All Rights Reserved.
DATE VALUE
2025-12-19 3.64681
2025-12-22 3.67260
2025-12-23 3.67165
2025-12-24 3.67119
2025-12-25 3.67119
2025-12-26 3.65810
2025-12-29 3.66798
2025-12-30 3.68105
2025-12-31 3.68970
2026-01-01 3.68970

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