Observations

2026-03-06: 3.66041

Updated: Mar 9, 2026 7:02 AM CDT

Units:

Percent,

Not Seasonally Adjusted

Frequency:

Daily

Notes

Title	Release Dates

Overnight Unsecured AMERIBOR Benchmark Interest Rate	2022-02-24	2026-03-09

Source

American Financial Exchange	2022-02-24	2026-03-09

Release

Historical Overnight AMERIBOR Unsecured Interest Rate	2022-02-24	2026-03-09

Units

Percent	2022-02-24	2026-03-09

Frequency

Daily, 7-Day	2022-02-24	2025-08-18
Daily	2025-08-19	2026-03-09

Seasonal Adjustment

Not Seasonally Adjusted	2022-02-24	2026-03-09

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 (https://ameribor.net), under the Resources section. AMERIBOR® is a registered trademark of the American Financial Exchange (AFX). © Copyright, American Financial Exchange (AFX). All Rights Reserved.	2022-02-24	2026-03-09

Release Tables

Historical Overnight AMERIBOR Unsecured Interest Rate