CEO exit and board changes at Zentek (ZTEK) disclosed in Form 6-K

Rhea-AI Filing Summary

Zentek Ltd. filed a Form 6-K as a foreign private issuer to furnish information for September 2025. The filing primarily forwards two press releases as exhibits. One press release announces the resignation of the company’s CEO, who is named as Greg Fenton, and notes that he will take a new strategic leadership role in a U.S.-based venture. The second press release details changes to Zentek’s board of directors and updates to board nominations for the upcoming annual and special meeting of shareholders. The report is signed on behalf of Zentek by Chief Financial Officer Wendy Ford.

Insights

Corporate governance analyst

Zentek discloses CEO resignation and board changes via Form 6-K.

Zentek Ltd. uses this Form 6-K to transmit two press releases that highlight leadership and governance changes. One release states that CEO Greg Fenton has resigned and will assume a new strategic leadership role in a U.S.-based venture, while another outlines changes to the board of directors and to board nominations for the upcoming annual and special shareholder meeting.

Leadership transitions and board reconfiguration can affect oversight and strategic direction, but the excerpt does not provide details on successors, timing, or revised strategy. Without that context, it is difficult to assess business impact from this text alone. Subsequent company communications or future SEC submissions may provide more information about how these governance changes shape Zentek’s long-term plans.

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

OF THE SECURITIES EXCHANGE ACT OF 1934

For the month of September 2025

Commission File Number: 001-41310

ZENTEK LTD.

(Registrant)

24 Corporate Court

Guelph, Ontario N1G 5G5 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  ☒

Indicate by check mark if the Registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the Registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

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 4, 2025	By	/s/ Wendy Ford
		Wendy Ford
		Chief Financial Officer

EXHIBIT INDEX

Exhibit		Description of Exhibit
99.1		Press Release dated September 3, 2025 - Zentek Announces Resignation of CEO - Greg Fenton to take New Strategic Leadership Role in U.S.-Based Venture
99.2		Press Release dated September 3, 2025 - Zentek Announces Changes to Board of Directors and Changes to Board Nominations for Upcoming Annual and Special Meeting of Shareholders

FAQ

What does Zentek Ltd. report in this Form 6-K (ZTEK)?

The Form 6-K from Zentek Ltd. forwards two press releases as exhibits: one announcing the resignation of CEO Greg Fenton and his move to a new strategic leadership role in a U.S.-based venture, and another describing changes to the board of directors and to board nominations for the upcoming annual and special shareholder meeting.

What leadership change does Zentek Ltd. disclose for ZTEK?

Zentek discloses, via an attached press release, the resignation of its CEO, Greg Fenton, and states that he will take a new strategic leadership role in a U.S.-based venture.

What board-related changes are mentioned for Zentek Ltd. (ZTEK)?

One exhibit is a press release titled "Zentek Announces Changes to Board of Directors and Changes to Board Nominations for Upcoming Annual and Special Meeting of Shareholders," indicating that Zentek is adjusting its board composition and nominations ahead of that meeting.

Who signs the Zentek Ltd. Form 6-K and in what capacity?

The Form 6-K is signed on behalf of Zentek Ltd. by Wendy Ford, who is identified as the company’s Chief Financial Officer.

Does the Zentek (ZTEK) Form 6-K include financial results or earnings data?

The excerpted Form 6-K focuses on governance items, specifically the CEO’s resignation and board and board nomination changes; it does not present financial results or earnings data in the provided text.

What are the exhibits attached to Zentek Ltd.’s September 2025 Form 6-K?

The exhibit index lists Exhibit 99.1 as a press release titled "Zentek Announces Resignation of CEO - Greg Fenton to take New Strategic Leadership Role in U.S.-Based Venture" and Exhibit 99.2 as a press release titled "Zentek Announces Changes to Board of Directors and Changes to Board Nominations for Upcoming Annual and Special Meeting of Shareholders."