Company: NYXH
Filing Date: 2025-03-20
Form Type: F-3
Source: 0001104659-25-026217
Chunk: 60

Company: Nyxoah SA
Filing Date: 2025-03-20
Form: F-3
Chunk 60
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TABLE OF CONTENTS

### PRESENTATION OF FINANCIAL INFORMATION
We report under International Financial Reporting Standards, or IFRS, as issued by the International Accounting Standards Board, or the IASB. None of the financial statements presented or incorporated by reference in this prospectus supplement were prepared in accordance with generally accepted accounting principles in the United States. We present our financial statements in Euros and in accordance with IFRS as issued by the IASB. All references in this prospectus to “$” are to U.S. dollars and all references to “€” are to the Euro. Unless otherwise indicated, certain U.S. dollar amounts contained in this prospectus supplement have been translated into Euro at the noon spot rate for the Federal Reserve Bank in New York on December 31, 2024 of $1.0351. These translations should not be considered representations that any such amounts have been, could have been or could be converted into Euros at that or any other exchange rate as of that or any other date.

We have made rounding adjustments to some of the figures included in this prospectus supplement. Accordingly, numerical figures shown as totals in some tables may not be an arithmetic aggregation of the figures that preceded them.

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TABLE OF CONTENTS

### PROSPECTUS SUMMARY
The following is a summary of what we believe to be the most important aspects of our business and the offering of our securities under this prospectus supplement. We urge you to read this entire prospectus, including the more detailed consolidated financial statements, notes to the consolidated financial statements and other information incorporated by reference from our other filings with the SEC. Investing in our securities involves risks. Therefore, carefully consider the risk factors set forth in our most recent filings with the SEC including our Annual Reports on Form 20-F and reports on Form 6-K, as well as other information in this prospectus supplement and the documents incorporated by reference herein or therein, before purchasing our securities. Each of the risk factors could adversely affect our business, operating results and financial condition, as well as adversely affect the value of an investment in our securities.

#### About Nyxoah SA
We are a medical technology company focused on the development and commercialization of innovative solutions to treat Obstructive Sleep Apnea, or OSA. Our lead solution is the Genio system, a CE-Marked, patient-centric, minimally invasive, next generation hypoglossal neurostimulation