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 June 2026

Commission File No. 001-39730

VISION MARINE TECHNOLOGIES INC.

(Translation of registrant’s name into English)

730 Boulevard du Curé-Boivin

Boisbriand, Québec, J7G 2A7, Canada

(Address of principal executive office)

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 x             Form 40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1) ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7) ¨

General

The information contained in this Report on Form 6-K (this “Form 6-K”) is hereby incorporated by reference into our Registration Statement on Form F-3 (File No. 333-284423), Registration Statement on Form F-3 (File No. 333-291917) and Registration Statement on Form S-8 (File No. 333--264089).

On June 19, 2026, Vision Marine Technologies Inc. (the “Company”) announced the retirement of Mr. Roger Moore, founder of Nautical Ventures Group Inc., from his position as Chief Revenue Officer of the Company. A copy of the press release entitled, “Vision Marine Technologies Announces Roger Moore’s Retirement and Executive Leadership Transition at Nautical Ventures” is furnished as Exhibit 99.1 to this Report of Foreign Private Issuer on Form 6-K and incorporated by reference herein.

Exhibit Index

No.

SIGNATURE

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 hereunto duly authorized.

ATTACHMENTS / EXHIBITS

EXHIBIT 99.1