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Zentek sets Sept. 2 shift to OTCQX from Nasdaq

Starting Sept. 2, 2026, Zentek expects trading on the Nasdaq Capital Market to be suspended, even though shareholders aren’t required to take any action.

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
6-K

Rhea-AI Filing Summary

Zentek Ltd. (ZTEK) reports that its common shares have been approved for trading on the OTCQX Best Market, with trading expected to begin under the U.S. symbol ZTEKF on September 2, 2026. On the same date, trading of its common shares on the Nasdaq Capital Market is expected to be suspended.

The company intends to request a hearing to appeal the Nasdaq delisting determination, though this will not stay the suspension of trading. Zentek’s common shares continue to trade on the TSX Venture Exchange under the symbol ZEN, which remains its primary listing and is unaffected. The transition to OTCQX is not expected to result in material impacts to Zentek’s business or operations, and shareholders are not required to take any action.

Positive

  • Approval to trade on OTCQX Best Market provides Zentek with a continued U.S. trading venue for its common shares under ticker ZTEKF, while the company states it does not expect the transition to result in material impacts to its business or operations.

Negative

  • Trading on the Nasdaq Capital Market is expected to be suspended on September 2, 2026, following a Nasdaq delisting determination, and there is no assurance the common shares will be relisted or that Zentek will regain compliance with any Nasdaq listing requirement.

Filing Explained

The filing states that, despite the planned September 2, 2026 transition from Nasdaq to OTCQX while the TSX Venture Exchange remains unaffected, U.S. over-the-counter trading may be less liquid and Nasdaq relisting is not assured.

OTCQX trading start date September 2, 2026 Date Zentek common shares are expected to begin trading on OTCQX Best Market under ZTEKF
Nasdaq Capital Market trading suspension date September 2, 2026 Date trading of Zentek common shares on Nasdaq Capital Market is expected to be suspended
Primary listing exchange and symbol TSX Venture Exchange, symbol ZEN Company states TSX Venture Exchange remains its primary listing and is unaffected
OTCQX Best Market market
"its common shares have been approved for trading on the OTCQX Best Market"
OTCQX Best Market is the top tier of an over‑the‑counter (OTC) trading platform where companies voluntarily meet higher disclosure and governance standards than typical OTC listings. For investors, it signals relatively better transparency and oversight—think of it as a premium section of a flea market where sellers show more paperwork—yet these stocks still carry more liquidity and regulatory risk than listings on major national exchanges.
Nasdaq Capital Market market
"Trading of the Company's common shares on The Nasdaq Capital Market is expected"
The Nasdaq Capital Market is a platform where smaller, emerging companies can list their shares for trading by investors. It provides these companies with access to funding and visibility, helping them grow, much like a local marketplace where new vendors can introduce their products to potential customers. For investors, it offers opportunities to discover early-stage companies with growth potential.
TSX Venture Exchange market
"The Company's common shares continue to trade on the TSX Venture Exchange"
A junior stock exchange in Canada where smaller, early-stage companies list shares to raise capital and gain public visibility. Think of it as a farmers’ market for young businesses: it offers investors a chance to buy into fast-growing but higher-risk ventures, with looser listing rules and typically lower liquidity than major exchanges. It matters because performance and financing on this exchange can signal growth prospects or risk for investors.
forward-looking information regulatory
"This news release contains "forward-looking information" within the meaning"
Forward-looking information are predictions, plans, estimates or expectations about a company’s future performance, results or events, such as sales forecasts, project timelines, or anticipated costs. It matters to investors because these statements guide expectations but rely on assumptions and uncertain factors—like a weather forecast for a business—so investors should treat them as informed guesses rather than guarantees and consider the risks and possible changes behind the numbers.
critical minerals technical
"advancing a portfolio of graphene-enabled and advanced material technologies across clean air, next-generation materials, and critical minerals"
Materials needed to build modern technologies—like batteries, electronics, renewable energy systems and defense equipment—that have few easy substitutes and often come from a small number of countries or mines. Investors care because their supply can be disrupted, expensive or slow to increase, which affects the cost, availability and growth prospects of companies and industries that rely on them; think of them as critical spare parts for the global economy.

FAQ

What U.S. market will Zentek Ltd. (ZTEK) trade on going forward?
Zentek’s common shares have been approved for trading on the OTCQX Best Market and are expected to begin trading under ticker ZTEKF on September 2, 2026, providing a continued U.S. trading venue after the expected suspension from the Nasdaq Capital Market.

What is happening to Zentek Ltd. (ZTEK) on the Nasdaq Capital Market?
Trading of Zentek’s common shares on the Nasdaq Capital Market is expected to be suspended at the open of trading on September 2, 2026, following a Nasdaq delisting determination. Zentek intends to request a hearing to appeal, but that will not stay the suspension.

Will Zentek Ltd. (ZTEK) remain listed on the TSX Venture Exchange?
Yes. Zentek’s common shares continue to trade on the TSX Venture Exchange under the symbol ZEN. The TSX Venture Exchange remains the company’s primary listing and is stated to be unaffected by the changes to U.S. trading venues.

When will Zentek’s shares start trading on the OTCQX Best Market under ZTEKF?
Quotation of Zentek’s common shares on the OTCQX Best Market is expected to commence at the open of trading on September 2, 2026, under the new U.S. ticker symbol ZTEKF, according to the company’s announcement dated September 1, 2026.

Does Zentek Ltd. (ZTEK) expect operational changes from moving to OTCQX?
The company states that the transition of trading onto the OTCQX Best Market is not expected to result in material impacts to Zentek’s business or operations. It also notes that shareholders are not required to take any action related to this change.

What appeal steps is Zentek Ltd. (ZTEK) taking regarding Nasdaq?
Zentek intends to request a hearing before a Nasdaq Hearings Panel to appeal the Nasdaq delisting determination. The company notes this request will not stay the suspension of trading, and there is no assurance the shares will be relisted or regain compliance.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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 September 2026

Commission File Number: 001-41310

ZENTEK LTD.
(Translation of registrant's name into English)

1123 York Road
Guelph, Ontario N1E 6Z1 Canada
(Address of principal executive offices)

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 ☐      Form 40-F ☒

SIGNATURES

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, thereunto duly authorized.

  ZENTEK LTD.
  (Registrant)
   
Date: September 1, 2026 By /s/ Wendy Ford
    Wendy Ford
    Chief Financial Officer

EXHIBIT INDEX

Exhibit   Description
   
99.1   News Release dated September 1, 2026 - Zentek Approved for Trading on the OTCQX Best Market

Zentek Approved for Trading on the OTCQX Best Market

Common shares to trade in the U.S. under new ticker ZTEKF beginning September 2, 2026

Guelph, ON - September 1, 2026 - Zentek Ltd. ("Zentek" or the "Company") (TSXV: ZEN) (OTCQX: ZTEKF) today announces, further to its news releases dated August 28, 2026, and August 31, 2026, that its common shares have been approved for trading on the OTCQX Best Market, the highest tier of the OTC Markets, and will begin trading under the symbol "ZTEKF" at the open of trading on Wednesday, September 2, 2026. Trading of the Company's common shares on The Nasdaq Capital Market is expected to be suspended at the open of trading on the same date. The Company intends to request a hearing to appeal the Nasdaq delisting determination, which will not stay the suspension of trading.

The Company's common shares continue to trade on the TSX Venture Exchange under the symbol ZEN. The TSX Venture Exchange is the Company's primary listing and is unaffected. Shareholders are not required to take any action.

The transition of trading onto the OTCQX Best Market is not expected to result in material impacts to Zentek's business or operations.

About Zentek

Zentek Ltd. is a Canadian intellectual property development and commercialization company advancing a portfolio of graphene-enabled and advanced material technologies across clean air, next-generation materials, and critical minerals. Core platforms are Albany Graphite, ZenGUARD™, and Triera. Albany is the Company's principal critical minerals asset.

For more information:

Mohammed (Moe) Jiwan

Chief Executive Officer, Zentek Ltd.

T: 437-826-3779

E: mjiwan2@zentek.com

www.zentek.com

Forward-Looking Information

This news release contains "forward-looking information" within the meaning of applicable Canadian securities legislation and "forward-looking statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995 (collectively, "forward-looking information"). Forward-looking information includes statements that are not historical fact and is often, but not always, identified by words such as "expects", "anticipates", "intends", "plans", "will", "may" and similar expressions.

Forward-looking information in this news release includes, but is not limited to: the expected date on which the Company's common shares will cease to trade on the Nasdaq Capital Market and the date on which quotation of the common shares will commence on the OTCQX Best Market; the Company's intention to request a hearing before a Nasdaq Hearings Panel and the process and outcome of that request; the expectation that the transition of trading onto the OTCQX Best Market will not result in material impacts to the Company's business or operations; and the continued listing of the common shares on the TSX Venture Exchange.

Forward-looking information is based on assumptions management considers reasonable, including that the dates advised to the Company by Nasdaq will not change; that one or more market makers will quote the common shares in the United States; that the Company will continue to satisfy the requirements for continued listing on the TSX Venture Exchange; and that the Company will remain current in its reporting obligations in Canada and the United States.

Forward-looking information involves known and unknown risks and uncertainties that may cause actual results to differ materially from those expressed or implied. These include, but are not limited to: the Company may not satisfy the ongoing requirements for continued trading on the OTCQX Best Market; the Nasdaq Hearings Panel may deny the Company's request or impose conditions the Company is unable to satisfy, and there is no assurance that the common shares will be relisted or that the Company will regain compliance with any Nasdaq listing requirement; trading in the common shares over the counter in the United States may be less liquid than trading on a national securities exchange; and the risk factors described in the Company's continuous disclosure filings available on SEDAR+ at www.sedarplus.ca and on EDGAR at www.sec.gov.

Readers are cautioned not to place undue reliance on forward-looking information. The Company undertakes no obligation to update or revise any forward-looking information, whether as a result of new information, future events or otherwise, except as required by applicable securities laws.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Source: View Original Filing on SEC EDGAR

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