Canadian Imperial Bank of Commerce : First Supplementary Prospectus dated May 30, 2025

Published: 2025-06-17 01:40:08 ET CM.TO

Published on 06/17/2025 at 01:40

FIRST PROSPECTUS SUPPLEMENT DATED 30 MAY 2025

(a Canadian chartered bank)

This first prospectus supplement (the "First Prospectus Supplement") dated 30 May 2025 is supplemental to, and must be read in conjunction with, the base prospectus dated 12 May 2025 (the "Prospectus") in relation to the Structured Note Issuance Programme (the "Programme") of Canadian Imperial Bank of Commerce ("CIBC" or the "Issuer"). The Prospectus comprises a base prospectus for the purposes of Article 8(1) of Regulation (EU) 2017/1129 (as amended, the "Prospectus Regulation") and admission particulars ("Admission Particulars") in respect of Notes to be admitted to trading on the International Securities Market of the London Stock Exchange plc.

This First Prospectus Supplement constitutes a supplement to the Prospectus for purposes of Article 23(1) of the Prospectus Regulation and has been approved by the Commission de surveillance du secteur financier (the "CSSF"), in its capacity as competent authority in Luxembourg under the Prospectus Regulation and the Luxembourg Act dated 16 July 2019 relating to prospectuses for securities and supplementary admission particulars in respect of the Admission Particulars for the purpose of the ISM Rulebook.

This First Prospectus Supplement shall not affect any Notes issued prior to the date hereof. The purpose of this First Prospectus Supplement is to:

(a) incorporate by reference in the Prospectus the most recent comparative unaudited interim consolidated financial statements of CIBC (including CIBC's management's discussion & analysis thereof) for the period ended 30 April 2025 set out in CIBC's second quarter 2025 report to shareholders (the "CIBC Second Quarter 2025 Report to Shareholders").

Terms defined in the Prospectus have the same meaning when used in this First Prospectus Supplement. To the extent that there is any inconsistency between (a) any statement in this First Prospectus Supplement or any statement incorporated by reference into the Prospectus by this First Prospectus Supplement and (b) any other statement in, or incorporated by reference in the Prospectus, the statements in (a) above will prevail.

CIBC accepts responsibility for the information in this First Prospectus Supplement. To the best of the knowledge of CIBC the information contained in this First Prospectus Supplement is in accordance with the facts and makes no omission likely to affect its import.

Save as disclosed in this First Prospectus Supplement or in any document incorporated by reference in the Prospectus by virtue of this First Prospectus Supplement no significant new factor, material mistake or material inaccuracy relating to the information included in the Prospectus which may affect the assessment of the Notes under the Programme has arisen or been noted, as the case may be, since the publication of the Prospectus.

In accordance with Article 23(2) of Prospectus Regulation, investors who have already agreed to purchase or subscribe for the Notes before this First Prospectus Supplement is published have the right, exercisable within three working days after publication of this First Prospectus Supplement, to withdraw their acceptances. The final date of the right of withdrawal will be 4 June 2025. To exercise the right of

1

withdrawal investors may contact the Issuer at 81 Bay Street, CIBC Square, Toronto, Ontario Canada M5J 0E7, Attention: Investor Relations.

The following information supplements the section entitled "Documents Incorporated by Reference" at pages 102 to 105 of the Prospectus and further updates the list of documents incorporated by reference in the Prospectus. The following document, which has been previously published or is simultaneously published and filed with the CSSF and the Luxembourg Stock Exchange, shall be incorporated by reference in, and form part of, the Prospectus:

a) the sections of the CIBC Second Quarter 2025 Report to Shareholders Report to Shareholders for the Second Quarter, 2025 (cibc.com) identified in the following cross-reference list, which includes, among other things, the comparative unaudited interim consolidated financial statements for the three and six month periods ended 30 April 2025 with comparative unaudited interim consolidated financial statements for the three and six month periods ended 30 April 2024 prepared in accordance with International Accounting Standard (IAS) 34 "Interim Financial Reporting":

Information

Page numbers refer to the CIBC Second Quarter 2025 Report to Shareholders

Management's Discussion and Analysis

1-51

Comparative Unaudited Interim Consolidated Financial Statements

52-76

Consolidated balance sheet

53

Consolidated statement of income

54

Consolidated statement of comprehensive income

55

Consolidated statement of changes in equity

56

Consolidated statement of cash flows

57

Notes to the interim consolidated financial statements

58-76

Any information in CIBC's Second Quarter 2025 Report to Shareholders that is not listed in the cross-reference list is not incorporated by reference in the Prospectus. Such information is either not relevant for prospective investors or is covered elsewhere in the Prospectus.

If a document which is incorporated by reference into this First Prospectus Supplement itself incorporates any information or other documents therein, either expressly or implicitly, such information or other documents will not form part of this First Prospectus Supplement or the Prospectus for purposes of the Prospectus Regulation except where such information or other documents are specifically incorporated by reference into the Prospectus by virtue of this First Prospectus Supplement or where this First Prospectus Supplement is specifically defined as including such information.

In accordance with Article 21.2 of the Prospectus Regulation, copies of this First Prospectus Supplement, the Prospectus and the documents incorporated by reference in each can be (i) viewed on the website of the Luxembourg Stock Exchange at https://www.luxse.com under the name of Canadian

Imperial Bank of Commerce (ii) viewed on the Issuer's website at https://www.cibc.com/en/about-cibc/investor-relations/debt-information/structured-note-issuance-programme.html and (iii) obtained on written request and without charge from CIBC at the registered office of CIBC at 81 Bay Street, CIBC Square, Toronto, Ontario Canada M5J 0E7, Attention: Investor Relations. In addition, representatives of the Provincial and Territorial securities regulatory authorities of Canada have engaged a service provider to operate an Internet web site through which all of the documents incorporated herein by reference that CIBC files electronically can be retrieved. The address of the site is https://www.sedarplus.com. Please note that information on the websites or URL's referred to herein does not form part of this First Prospectus Supplement or the Prospectus unless the information has been incorporated by reference into this First Prospectus Supplement or the Prospectus.

Disclaimer

CIBC - Canadian Imperial Bank of Commerce published this content on June 17, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on June 17, 2025 at 05:39 UTC.