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
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of November 2025
Commission File Number: 001-40552
NYXOAH SA
(Translation of registrant’s name into English)
Rue Edouard Belin 12, 1435 Mont-Saint-Guibert,
Belgium
(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 x 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): ¨
Note: Regulation S-T Rule 101(b)(1) only
permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.
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): ¨
Note: Regulation S-T Rule 101(b)(7) only
permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer
must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized
(the registrant’s “home country”), or under the rules of the home country exchange on which the registrant’s securities
are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the
registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other
Commission filing on EDGAR.
Explanatory Note
The purpose of this filing on Form 6-K/A is to replace and amend
the Form 6-K that was filed on November 13, 2025 (the “Original Form 6-K”) that contained the Third Quarter 2025 Report (the
“Report”) of Nyxoah SA (the “Company”). This Amendment is being filed solely to attach the correct Report which
corrects a typo in the Financial Highlights section, includes the correct information regarding going concern in Note 2 of the Report
and the events after the balance sheet date in Note 31 of the Report.
Except as described above, this Amendment does
not update or modify any other information presented in the Original Form 6-K and does not reflect events occurring after the Original
Form 6-K’s filing date of November 13, 2025.
Nyxoah SA
On November 13, 2025, the Company announced its unaudited third quarter
results for 2025, which are further described in a Third Quarter 2025 report attached hereto as Exhibit 99.1.
The information in the attached Exhibit 99.1 shall be deemed to
be incorporated by reference into the registration statements on Form S-8 (Registration Numbers 333-285960, 333-261233 and 333-269410)
and Form F-3 (Registration Numbers 333-285982 and 333-268955)
of the Company (including any prospectuses forming a part of such registration statements) and to be a part thereof from the date on which
this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.
Exhibits
| 99.1 |
Third Quarter Report 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.
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NYXOAH SA |
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| Date: November 14, 2025 |
By: |
/s/ John Landry |
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Name: |
John Landry |
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Title: |
Chief Financial Officer |
