STOCK TITAN

Zentek Ltd. (ZTEK) folds ZenGuard patent release into Form F-3 shelf

(Neutral)
(Neutral)
Form Type
6-K/A

Rhea-AI Filing Summary

Zentek Ltd. submits an amended foreign issuer report to update how a prior disclosure interacts with its U.S. shelf registration. The amendment incorporates Exhibit 99.1, a June 9, 2026 press release titled “Zentek Granted U.S. Patent for ZenGuard™ Graphene-based Technology,” into Zentek’s Registration Statement on Form F-3 (File No. 333-278886). The company states there are no other changes to the earlier report.

Positive

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Negative

  • None.
Commission File Number 001-41310 File number for Zentek Ltd. under the Securities Exchange Act of 1934
Form F-3 File Number 333-278886 Registration Statement on Form F-3 that now incorporates Exhibit 99.1
Initial Report Date June 9, 2026 Date of the original Form 6-K and related Exhibit 99.1 press release
foreign private issuer regulatory
"FORM 6-K/A REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"
A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.
Registration Statement on Form F-3 regulatory
"into the Registrant's Registration Statement on Form F-3 (File No. 333-278886)"
A registration statement on Form F-3 is a streamlined filing used by eligible foreign companies to register securities for sale in the U.S., often as a “shelf” that lets them offer shares quickly when market conditions are right. For investors it matters because it signals that the company can raise capital on short notice—potentially increasing liquidity but also the risk of share dilution if new stock is issued—similar to a company keeping a pre-approved credit line ready to use.
incorporated by reference regulatory
"hereby incorporated by reference into the Registrant's Registration Statement on Form F-3"
ZenGuard™ Graphene-based Technology technical
"Zentek Granted U.S. Patent for ZenGuard™ Graphene-based Technology"

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FAQ

What is the purpose of Zentek (ZTEK) July 2026 Form 6-K/A amendment?

The amendment’s purpose is to incorporate Exhibit 99.1, a prior June 9, 2026 press release, into Zentek’s Registration Statement on Form F-3. The company confirms there are no other changes to the original June 9, 2026 report.

How does this 6-K/A affect Zentek (ZTEK) Registration Statement on Form F-3?

The 6-K/A makes Exhibit 99.1 part of Zentek’s Form F-3 registration statement, File No. 333-278886. The exhibit is deemed included from the date the initial report was furnished, unless later filings supersede it.

What is Exhibit 99.1 referenced in Zentek (ZTEK) Form 6-K/A?

Exhibit 99.1 is a press release dated June 9, 2026 titled “Zentek Granted U.S. Patent for ZenGuard™ Graphene-based Technology.” It is now incorporated by reference into Zentek’s Form F-3 registration statement.

Does Zentek (ZTEK) July 2026 Form 6-K/A include new financial results?

The report does not present new financial statements or earnings data. It is an administrative update focused on incorporating the previously issued Exhibit 99.1 press release into Zentek’s Form F-3 registration statement.

Who signed Zentek (ZTEK) Form 6-K/A and on what date?

The amended report was signed on July 31, 2026 by Wendy Ford, Zentek’s Chief Financial Officer. Her signature indicates the company’s authorization of this specific amendment to the previously furnished June 9, 2026 report.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K/A

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of July 2026

Commission File Number: 001-41310

ZENTEK LTD.

(Registrant)

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  ☒


EXPLANATORY NOTE

This Amendment No. 1 (this "Amendment No. 1") to the report on Form 6-K originally furnished with the U.S. Securities and Exchange Commission on June 9, 2026, Accession Number 0001062993-26-003116 (the "Initial Report"), is being filed in order to incorporate Exhibit 99.1 filed as part of the Initial Report into the Registrant's Registration Statement on Form F-3 (File No. 333-278886). Except as set forth herein, there are no other changes to the Initial Report.


DOCUMENTS INCORPORATED BY REFERENCE

Exhibit 99.1 included with this Amendment No. 1 are hereby incorporated by reference into the Registrant's Registration Statement on Form F-3 (File No. 333-278886) and shall be deemed to be a part thereof from the date on which the Initial Report was furnished, to the extent not superseded by documents or reports subsequently filed or furnished.

 

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: July 31, 2026 By /s/ Wendy Ford
    Wendy Ford
    Chief Financial Officer


EXHIBIT INDEX

Exhibit Description of Exhibit
   
99.1 Press Release dated June 9, 2026 - Zentek Granted U.S. Patent for ZenGuard™ Graphene-based Technology (incorporated by reference to Exhibit 99.1 to the Form 6-K, Accession Number 0001062993-26-003116)