Immuron details cessation of securities in Form 6-K

Immuron Limited submitted a Form 6-K as a foreign private issuer, forwarding to U.S. investors an announcement previously released on the Australian Securities Exchange.

Accepted by SEC EDGAR 10/27/2025 - 06:51 AM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Immuron Limited submitted a Form 6-K as a foreign private issuer, forwarding to U.S. investors an announcement previously released on the Australian Securities Exchange. The attached exhibit is a “Notification of cessation of securities”, indicating that certain securities have ceased, though specific details are only contained in the exhibit.

FAQ

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What did Immuron Limited (IMRN) report in this Form 6-K?

Immuron Limited furnished a Form 6-K to provide U.S. investors with an announcement previously released on the Australian Securities Exchange, attaching a document titled “Notification of cessation of securities” as an exhibit.

What exhibit is included in Immuron Limited’s October 2025 Form 6-K?

The Form 6-K includes Exhibit 99.1, described as a “Notification of cessation of securities”. This exhibit contains the detailed information regarding the securities that have ceased, beyond what is summarized in the cover pages.

Does this Immuron (IMRN) Form 6-K count as a filed document under the Exchange Act?

The company states the Form 6-K, including its exhibit, shall not be deemed filed for purposes of the Exchange Act and will not be incorporated into other U.S. securities filings unless specifically referenced.

Why did Immuron Limited issue this Form 6-K in October 2025?

Immuron issued this Form 6-K to furnish to the U.S. market an ASX announcement dated October 27, 2025, ensuring that investors in the United States receive the same notification about the cessation of certain securities.

Who signed Immuron Limited’s October 27, 2025 Form 6-K?

The Form 6-K was signed on behalf of Immuron Limited by Phillip Hains, who is identified as the company’s Company Secretary, acting as the authorized signatory for this report.

Which annual report form does Immuron Limited use as a foreign issuer?

Immuron Limited indicates that it uses Form 20-F for its annual reports as a foreign private issuer, aligning its periodic reporting obligations for U.S. investors with that specific SEC form.

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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 October 2025

Commission File Number: 001-38104

IMMURON LIMITED

(Name of Registrant)

Level 3, 62 Lygon Street, Carlton South, Victoria, 3053, Australia

(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 ☐

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes ☐       No ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-

IMMURON LIMITED

EXPLANATORY NOTE

Immuron Limited (the “Company”) published one announcement (the “Public Notices”) to the Australian Securities Exchange on October 27, 2025 titled:

- - Notification of cessation of securities 

A copy of the Public Notice is attached as an exhibit to this report on Form 6-K.

This report on Form 6-K (including the exhibit hereto) shall not be deemed to be “filed” for purposes of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) and shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

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EXHIBITS

Exhibit Number		Description
99.1		Notification of cessation of securities

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SIGNATURE

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.

	IMMURON LIMITED
Date: October 27, 2025	By:	/s/ Phillip Hains
		Phillip Hains
		Company Secretary

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