Zentek

ZTEK

Market cap $51.8M

U.S. Patent No. 12,616,206 granted to Zentek with 327-day term extension; complements issued Canadian patent covering ZenGUARD(TM) in HVAC and PPE applications.

Guelph, Ontario--(Newsfile Corp. - May 27, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") is pleased to announce the closing of its previously announced "best efforts" private placement (the "Offering") for gross proceeds of C$18,000,000, which includes the exercise in full of the agent's option.

THIS NEWS RELEASE IS NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES Guelph, Ontario--(Newsfile Corp. - May 19, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") today announced that, further to its news release dated May 14, 2026, its previously announced "best efforts" marketed private placement (the "Marketed Offering") is oversubscribed and fully allocated.

Guelph, Ontario--(Newsfile Corp. - May 14, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") today announced that it has entered into an engagement agreement with Red Cloud Securities Inc. ("Red Cloud") to act as sole agent and bookrunner on a "best efforts" basis in connection with a marketed private placement (the "Marketed Offering") for gross proceeds of up to C$15,000,000 from the sale of up to 15,000,000 units of the Company (the "Units") at a price of C$1.00 per Unit (the "Offering Price").

Culmination of multi-year Innovative Solutions Canada and National Research Council collaboration establishes Zentek as an exclusive supplier of this type of innovation to the Government of Canada Guelph, Ontario--(Newsfile Corp. - May 13, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") is pleased to announce that Innovative Solutions Canada ("ISC") has added ZenGUARD™ Enhanced Air Filters to its Pathway to Commercialization ("PTC") source list.

ZenGUARD(TM) Enhanced Air Filters leverage patented graphene-enhanced media tested in accordance with ASHRAE Standard 52.2, engineered to enhance filtration without increased pressure drop, energy consumption and carbon emissions Guelph, Ontario--(Newsfile Corp. - May 6, 2026) - Further to its press release dated February 17, 2026, Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") is pleased to announce that it has received a revised classification by Health Canada's Pesticides Regulatory Directorate ("PRD") that ZenGUARD™ Enhanced Air Filters are not subject to regulation under the Pest Control Products Act.

Program builds on prior site data and extends Zentek's active partnership with Constance Lake First Nation as Albany advances toward the Preliminary Economic Assessment targeted for completion in Summer 2026 Guelph, Ontario--(Newsfile Corp. - April 28, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") today announced that its wholly-owned subsidiary Albany Graphite Corp. ("AGC") has engaged ERM Consultants Canada Ltd.

AETC to manufacture 4N, 4N+, and 5N+ graphite samples with Certificates of Analysis from Albany feedstock and deliver process engineering inputs for Micon's PEA, including conceptual design for a chlorine-free purification facility targeting 30,000 metric tonnes per year across nuclear, defence, battery, and specialty markets Guelph, Ontario--(Newsfile Corp. - April 21, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") today announces that its wholly-owned subsidiary Albany Graphite Corp. ("AGC") has executed an agreement with American Energy Technologies Co. ("AETC") of Wheeling, Illinois to manufacture certified graphite samples and deliver the process engineering inputs for the Preliminary Economic Assessment ("PEA") of the Albany Graphite Project (the "Project"), currently being prepared by Micon International Limited ("Micon").

Independent study to deliver price deck, demand quantification, competitive positioning, and co-product valuation for Albany's high-purity graphite across nuclear, defence, battery, and industrial markets Guelph, Ontario--(Newsfile Corp. - April 16, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") is pleased to announce that its wholly-owned subsidiary Albany Graphite Corp. ("AGC") has engaged AppEco Inc. ("AppEco"), an independent economic research and advisory firm, to complete a comprehensive market research and economic analysis study for the Albany Graphite Project (the "Project"), located near Hearst, Ontario.

OCI Collaborate 2 Commercialize Agreement Executed to Fund Proprietary Seasonal Influenza Candidate Development Guelph, Ontario--(Newsfile Corp. - April 14, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") today announces that its subsidiary Triera Biosciences Inc. ("Triera") has completed a Government of Canada contract through the Innovative Solutions Canada ("ISC") program.