AMERIBOR Term-90 Derived Interest Rate Index (AMBOR90T)

2026-03-05: 3.78989
Updated: Mar 6, 2026 7:03 AM CST
2026-03-05:  3.78989  
2026-03-04:  3.79041  
2026-03-03:  3.78437  
2026-03-02:  3.78617  
2026-02-27:  3.78717  
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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.

AMERIBOR® Term-90 Index is a forward-looking interest rate designed to capture wholesale funding costs for American financial institutions over a ninety-day period at a specific moment in time. This index is calculated using a broad dataset of real-world primary issuances of wholesale commercial deposits and commercial paper of U.S.-domiciled financial institutions of every size. 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, AMERIBOR Term-90 Derived Interest Rate Index [AMBOR90T], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/AMBOR90T, .

Release Tables

Historical Overnight AMERIBOR Unsecured Interest Rate

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