NEW YORK CITY, NEW YORK — December 23, 2025 — Leads & Copy — Aduro Clean Technologies Inc. (Nasdaq:ADUR)(CSE:ACT)(FSE:9D5) has announced the closing of its Underwritten U.S. Public Offering, which involves 1,739,130 common shares and accompanying warrants to purchase 869,565 common shares.
The clean technology company, which focuses on transforming lower-value feedstocks into resources, secured gross proceeds of approximately US$20,000,000 before deducting underwriting discounts and offering expenses. The common shares were sold in combination with half warrants, each whole warrant exercisable into one common share of the company. The warrants have an exercise price of US$16.00 per share, are immediately exercisable, and will expire three years from the date of issuance.
Aduro granted the underwriters a 45-day over-allotment option to purchase up to an additional 260,869 common shares and/or warrants to purchase an additional 130,434 common shares.
D. Boral Capital LLC served as the Lead Underwriter for the Offering.
Aduro intends to allocate the net proceeds from the Offering to expenditures related to the construction of its Demonstration-Scale Plant, with the remainder, if any, designated for ongoing research and development, general corporate purposes, and working capital.
The Offering was executed under an effective shelf registration statement on Form F-10, as amended (File No. 333-292023), previously filed with the U.S. Securities and Exchange Commission (“SEC”) on December 15, 2025, which became effective upon filing, and the Company’s Canadian short form base shelf prospectus dated December 15, 2025. The securities were offered and sold in the United States only, with no offerings or sales to Canadian purchasers.
The Base Shelf Prospectus, detailing the terms of the Offering, has been filed with securities commissions in Canada and with the SEC in the United States. It is available for free on the SEDAR+ website (www.sedarplus.ca) and the SEC’s website (www.sec.gov). A final prospectus supplement with the final terms was filed with the securities regulatory authorities in the Canadian provinces of British Columbia and Ontario and with the SEC. Copies of the final prospectus can be obtained from the SEC’s website or from D. Boral Capital LLC at 590 Madison Avenue 39th Floor, New York, NY 10022, via email at dbccapitalmarkets@dboralcapital.com, or by telephone at +1(212)-970-5150.
D. Boral Capital LLC
Email: dbccapitalmarkets@dboralcapital.com
Telephone: +1 (212) 970-5150
Source: Aduro Clean Technologies
