POET Technologies (POET) adds Canadian material change report to F-10

Rhea-AI Filing Summary

POET Technologies Inc., a foreign private issuer based in Toronto, filed a Form 6-K for September 2025. The company is submitting, as Exhibit 99.1, a material change report it filed on September 4, 2025 with Canadian securities regulators. That report includes an August 25, 2025 press release that was already furnished to the U.S. Securities and Exchange Commission on a prior Form 6-K filed August 26, 2025. This filing also incorporates the material change report by reference into POET’s existing Form F-10 registration statement.

Form 6-K: How Foreign Companies Report to the SEC →

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 2025

Commission File Number: 001-41319

POET TECHNOLOGIES INC.

(Translation of registrant’s name into English)

120 Eglinton Avenue East, Ste. 1107

Toronto, Ontario M4P 1E2, Canada

(Address of principal executive office)

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 ☐

DOCUMENTS INCLUDED AS PART OF THIS FORM 6-K

On September 4, 2025, POET Technologies Inc. (the “Company”) filed a material change report with the Canadian Securities Regulatory Authorities on the System for Electronic Data Analysis and Retrieval +, a copy of which is attached hereto as Exhibit 99.1 and is incorporated by reference into the Registration Statement on Form F-10 (Registration No. 333-280553) of the Company. The material change report includes a copy of the press release issued by the Company on August 25, 2025, which was previously furnished on Form 6-K filed with the Securities and Exchange Commission on August 26, 2025.

EXHIBIT LIST

Exhibit No.		Description
99.1		Material Change Report, dated September 4, 2025

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.

Dated: September 5, 2025

	POET TECHNOLOGIES INC.
	By:	/s/ Thomas R. Mika
	Name:	Thomas Mika
	Title:	Executive Vice President and Chief Financial Officer

FAQ

What does POET Technologies Inc. (POET) report in this September 2025 Form 6-K?

POET Technologies Inc. uses this Form 6-K to submit a Canadian material change report as Exhibit 99.1. That report, dated September 4, 2025, and its attached August 25, 2025 press release are incorporated by reference into POET’s existing Form F-10 registration statement.

How is the Canadian material change report used in POET (POET)'s U.S. disclosure?

The Canadian material change report filed September 4, 2025 is attached to this Form 6-K as Exhibit 99.1. It is expressly incorporated by reference into POET Technologies Inc.’s Form F-10 registration statement, linking Canadian disclosure into the U.S. offering document.

What prior disclosure does POET (POET) reference in this Form 6-K?

POET references a press release dated August 25, 2025 that was already furnished to the SEC. That release was submitted on a separate Form 6-K filed August 26, 2025, and is included within the Canadian material change report attached as Exhibit 99.1 here.

Which exhibit is included with POET Technologies Inc. (POET)'s September 2025 Form 6-K?

The filing includes Exhibit 99.1, a material change report dated September 4, 2025. This report was filed with Canadian Securities Regulatory Authorities and contains the previously issued August 25, 2025 press release from POET Technologies Inc.

Who signed POET Technologies Inc. (POET)'s September 2025 Form 6-K and in what role?

The Form 6-K was signed on behalf of POET Technologies Inc. by Thomas R. Mika. He signed in his capacity as Executive Vice President and Chief Financial Officer, indicating authorized corporate approval of the submission.