LeddarTech Holdings Inc美股招股说明书(2025-05-21版)

40,582,699 COMMON SHARESSECONDARY OFFERING OF 20,000,000 COMMON SHARESOFLEDDARTECH HOLDINGS INC. Form F-1 of LeddarTech Holdings Inc. (Registration Statement No.333-277045), as amended most recently by the post-effective 333-279803), as amended most recently by the post-effective amendment thereto effective as of February 10, 2025 (as updated,supplemented or amended from time to time, the “SEPA Shelf Prospectus” and, together with the F-1 Prospectus, the “Prospectuses”and each a “Prospectus”). Capitalized terms used in this prospectus supplement and not otherwise defined herein have the meanings specified in the Prospectuses.This prospectus supplement is being filed to update, amend and supplement the information included in the Prospectuses withthe information contained in our Report of Foreign Private Issuer on Form 6-K furnished with the Securities and ExchangeCommission on May 21, 2025, which is attached hereto. in this prospectus supplement.Our common shares are listed on the Nasdaq Capital Market (“Nasdaq”) under the symbol “LDTC.” On May 20, 2025, the symbol “LDTCW.” On May 20, 2025, the last reported sale price of our warrants as reported on Nasdaq was $0.032 per warrant.Investing in our securities involves a high degree of risk. See the section entitled “Risk Factors” in each Prospectus fora discussion of information that should be considered in connection with an investment in our securities. these securities or determined if the Prospectuses or this prospectus supplement are truthful or complete. Any representationto the contrary is a criminal offense.The date of this prospectus supplement is May 21, 2025. REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16UNDER THE SECURITIES EXCHANGE ACT OF 1934 LEDDARTECH HOLDINGS INC.4535, boulevard Wilfrid-Hamel, Suite 240Quebec G1P 2J7, Canada Exhibit Description 1 behalf by the undersigned, thereunto duly authorized. Date: May 20, 2025 2