SEALSQ Corp (LAES) 6-K incorporates Sept 26, 2025 press release

Rhea-AI Filing Summary

SEALSQ Corp filed a Form 6-K reporting that the company has incorporated by reference the content of Exhibit 99.1 (a press release) into its registration statements on Form F-3 (File No. 333-286098) and Form S-8 (File No. 333-287139), with the exception of the first paragraph of the press release (including the hyperlink). The exhibit is identified as a press release dated September 26, 2025. The report is signed by Carlos Moreira, Chief Executive Officer, and John O'Hara, Chief Financial Officer.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did SEALSQ Corp (LAES) file in the Form 6-K?

The company incorporated Exhibit 99.1 (a press release dated September 26, 2025) by reference into its Form F-3 (File No. 333-286098) and Form S-8 (File No. 333-287139), except for the first paragraph (including the hyperlink).

Which registration statements does the 6-K incorporate the exhibit into?

The exhibit is incorporated into the company's Form F-3 (File No. 333-286098) and Form S-8 (File No. 333-287139), to the extent not superseded by later filings.

What part of the press release was excluded from incorporation by reference?

The Form 6-K explicitly excludes the first paragraph of the press release, including the hyperlink, from incorporation by reference.

Who signed the Form 6-K for SEALSQ Corp?

The report is signed by Carlos Moreira (Chief Executive Officer) and John O'Hara (Chief Financial Officer).

What is the date of the press release referenced in the filing?

The referenced press release is dated September 26, 2025.

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

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Accepted by SEC EDGAR 09/26/2025 - 12:48 PM EDT Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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: 001-41709

SEALSQ CORP

(Exact Name of Registrant as Specified in Charter)

N/A

(Translation of Registrant’s name into English)

British Virgin Islands	Avenue Louis-Casaï 58 1216 Cointrin, Switzerland	Not Applicable
(State or other jurisdiction of incorporation or organization)	(Address of principal executive office)	(I.R.S. Employer Identification No.)

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

The information contained in Exhibit 99.1 to this Report on Form 6-K, except for the first paragraph of the press release (including the hyperlink), is hereby incorporated by reference into the registration statement on Form F-3 of the Company (File No. 333-286098), as amended, and the registration statement on Form S-8 of the Company (File No. 333-287139), and into the base prospectus and any prospectus supplement outstanding under each of the foregoing registration statements, to the extent not superseded by documents or reports subsequently filed or furnished by the Company under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934.

Exhibit Index

Exhibit
No.	Description
99.1	Press Release dated September 26, 2025

2

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.

Date: September 26, 2025	SEALSQ CORP
	By:	/s/ Carlos Moreira
		Name: Carlos Moreira
		Title:   Chief Executive Officer
	By:	/s/ John O’Hara
		Name: John O’Hara
		Title:   Chief Financial Officer