Bank of Montreal

Interest Rate Update/Notice • Oct 28, 2025

National Storage Mechanism | Additional information

FRN Variable Rate Fix

27-October-2025

Issue: Bank of Montreal, Toronto Branch

Series 309

XS2580656549

Pursuant to our appointment as Agent for the above stated issue, please be advised of the following interest rate determination:

Date From: 27-October-2025

Date To: 27-January-2026

Record Date: 22-January-2026

Value Date: 27-January-2026

Benchmark Rate: 3.59262%

Margin: 0.92%

Total Rate: 4.51262%

Number of Days: 92

Day Count: Actual / 365 (Fixed)

Interest Frequency: Quarterly

Denomination: HKD 1,000,000.00

Amount per Denomination:

HKD 11,374.28

Total Amount Due:

HKD 5,687,140.00

Interest Per 1K: HKD 11.37428

Pool Factor: 1

View source version on businesswire.com: https://www.businesswire.com/news/home/20251028391058/en/

HSBC Bank Plc