Publication of Notice of Aggregate Principal Amount (XS3333155300, SPUK 109)

(a Canadian chartered bank)

under the UK Prospectus

pursuant to the Structured Note Issuance Programme

Issue of Series SPUK 109: Up to GBP 500,000 Fixed Rate Interest and Index

Linked Notes due May 2031 (the Interest "Notes") issued pursuant to the Final Terms dated 31

March 2026 as Amended and Restated on 15 May 2026 (the "Final Terms") .

ISIN Code: XS3333155300

As required by PRM 2.4.1 of the Prospectus Rules: Admission to Trading on a Regulated Market sourcebook, Canadian Imperial Bank of Commerce as issuer hereby confirms that the final Aggregate Principal Amount of the Notes is :

GBP 405,490

The title of the Notes is now "Issue of GBP 405,490 Fixed Rate Interest and Index Linked Notes due

Capitalised terms used but not defined herein shall be as defined in the Final Terms.

This Notice and the Final Terms should be read and construed together as one document. Dated: 15 May 2026

By: