REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,

REGULATED INFORMATION Publication relating to transparency notifications Mont-Saint-Guibert (Belgium), October 25, 2024, 10:30 pm CET / 4:30 pm ET – In accordance with article 14 of the Act of 2 May 2007 on the disclosure of large shareholdings, Nyxoah SA (Euronext Brussels/Nasdaq: NYXH) announces that it received a transparency notification as detailed below. Vestal Point Capital On October 23, 2024,