Federal Reserve Economic Data

Overnight Unsecured AMERIBOR Benchmark Interest Rate (AMERIBOR)

2025-12-08: 3.91260
Updated: Dec 9, 2025 7:02 AM CST
2025-12-08:  3.91260  
2025-12-05:  3.90145  
2025-12-04:  3.92408  
2025-12-03:  3.92869  
2025-12-02:  3.93179  
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Units:

Percent,
Not Seasonally Adjusted

Frequency:

Daily

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Notes

Source: American Financial Exchange  

Release: Historical Overnight AMERIBOR Unsecured Interest Rate  

Units:  Percent, Not Seasonally Adjusted

Frequency:  Daily

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.

Suggested Citation:

American Financial Exchange, Overnight Unsecured AMERIBOR Benchmark Interest Rate [AMERIBOR], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/AMERIBOR, .

Release Tables

Historical Overnight AMERIBOR Unsecured Interest Rate

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