REGULATED INFORMATION
Information on the Total Number of Voting Rights and Shares
Mont-Saint-Guibert (Belgium), May 28, 2024, 10:30 pm CET / 4:30 pm ET - In accordance with article 15 of the Law of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels and Nasdaq: NYXH) publishes the below information following the issue of new shares.
* Share capital: EUR 5,851,253.43
* Total number of securities carrying voting rights: 34,060,390 (all ordinary

    shares)
  *  Total number of voting rights (= denominator): 34,060,390 (all relating to
    ordinary shares)
  *  Number of rights to subscribe to securities carrying voting rights not yet
    issued:
      *  100 "2018 ESOP Warrants" issued on December 12, 2018, entitling their
        holders to subscribe to a total number of 50,000 securities carrying
        voting rights (all ordinary shares);
      *  400,500 "2020 ESOP Warrants" issued on February 21, 2020, entitling
        their holders to subscribe to a total number of 400,500 securities
        carrying voting rights (all ordinary shares); and
      *  1,072,000 "2021 ESOP Warrants" issued on September 8, 2021, entitling
        their holders to subscribe to a total number of 1,072,000 securities
        carrying voting rights (all ordinary shares); and
      *  700,000 "2022 ESOP Warrants" issued on December 28, 2022, entitling
        their holders to subscribe to a total number of 700,000 securities
        carrying voting rights (all ordinary shares).
                                       *
                                   *        *

Contact:
Nyxoah
David DeMartino, Chief Strategy Officer
IR@nyxoah.com
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