Zentek Corrects Day of Week for OTC Markets Trading Start Date

TSX Venture Exchange listing, the Company's primary listing, is unaffected

Guelph, Ontario--(Newsfile Corp. - August 31, 2026) - Zentek Ltd. (TSXV: ZEN) (NASDAQ: ZTEK) ("Zentek" or the "Company") is issuing this release to correct one item in its news release of August 28, 2026 regarding the Company's OTC listing status. That release stated that the Company's common shares would begin trading on the OTC Markets at the open of trading on "Tuesday, September 2, 2026." September 2, 2026, is a Wednesday, the date was stated correctly; the day of the week accompanying it was not.