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CANADIAN IMPERIAL BANK OF COMMERCE /CAN/

For the period ended Sep 29, 2026. Filed Sep 29, 2026.

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What a company based outside the US has published at home or sent to its shareholders. It is how many foreign companies share results and news between annual reports.

Sep 29, 2026 · Filed Sep 29, 2026

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CM$115.18-0.4%Stored close · as of Nov 6, 2026
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6-K 1 ea0306734-6k_canadian.htm REPORT OF FOREIGN PRIVATE ISSUER

**UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of September 2026

Commission File Number: 1-14678

CANADIAN IMPERIAL BANK OF COMMERCE

(Translation of registrant’s name into English)

CIBC Square, 81 Bay Street

Toronto, Ontario

Canada M5J 0E7

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☐ Form 40-F ☒

THIS REPORT ON FORM 6-K AND THE EXHIBITS HERETO SHALL BE DEEMED TO BE INCORPORATED BY REFERENCE AS EXHIBITS TO CANADIAN IMPERIAL BANK OF COMMERCE’S REGISTRATION STATEMENT ONFORM F-3 (FILE NO. 333-282307) AND TO BE A PART THEREOF FROM THE DATE ON WHICH THIS REPORT IS FURNISHED, TO THE EXTENT NOT SUPERSEDED BY DOCUMENTS OR REPORTS SUBSEQUENTLY FILED OR FURNISHED.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: September 29, 2026CANADIAN IMPERIAL BANK OF COMMERCE
By:/s/ Erich Koeberle
Name:Erich Koeberle
Title:Vice-President, Global Term Funding, Treasury

EXHIBIT INDEX

5.1Opinion of Willkie Farr & Gallagher LLP, U.S. counsel for Canadian Imperial Bank of Commerce, as to the validity of the securities
5.2Opinion of Blake, Cassels & Graydon LLP, Canadian counsel for Canadian Imperial Bank of Commerce, as to the validity of the securities
23.1Consent of Willkie Farr & Gallagher LLP (included in Exhibit 5.1 above)
23.2Consent of Blake, Cassels & Graydon LLP (included in Exhibit 5.2 above)
99.1Underwriting Agreement, dated as of September 23, 2026, by and among Canadian Imperial Bank of Commerce and CIBC World Markets Corp., BNP Paribas Securities Corp., BofA Securities, Inc., Deutsche Bank Securities Inc. and Goldman Sachs & Co. LLC
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