90-Day Moving Average AMERIBOR Benchmark Interest Rate (AMBOR90)

2026-09-01: 3.67778
Updated: Sep 2, 2026 7:02 AM CDT
2026-09-01:  3.67778  
2026-08-31:  3.67779  
2026-08-28:  3.67772  
2026-08-27:  3.67772  
2026-08-26:  3.67769  
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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:

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® and AMBOR90™ are registered trademarks of the American Financial Exchange (AFX). © Copyright, American Financial Exchange (AFX). All Rights Reserved.

Suggested Citation:

American Financial Exchange, 90-Day Moving Average AMERIBOR Benchmark Interest Rate [AMBOR90], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/AMBOR90, .

Release Tables

Historical Overnight AMERIBOR Unsecured Interest Rate

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