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NYXH on Nasdaq

Nyxoah SA

Nyxoah SA is a surgical and medical instruments and apparatus company, listed on Nasdaq (NYXH).1

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Last updated Oct 21, 2026.

Overview

-90.1MNet income, fiscal 20252

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  • TickerNYXH on Nasdaq1
  • IndustrySurgical & Medical Instruments & Apparatus1
  • HeadquartersC91
  • Incorporated inBelgium3
  • Business addressRue Edouard Belin 12, Mont-Saint-Guibert, 14353
  • Filer categoryAccelerated filer, Emerging growth company3

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We were incorporated on July 15, 2009 as a company with limited liability (naamloze vennootschap/ société anonyme) incorporated and operating under the laws of Belgium. We are registered with the legal entities register (Brabant Wallon) under enterprise number 0817.149.675. We were publicly listed on Euronext Brussels in September 2020 and we were publicly listed on The Nasdaq Global Market in July 2021.4 From its latest annual report

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2025

-$69.8MFree cash flow2

Financial statements

Gross profit5672$6.3M in 2025+16121% since 2020
0$2.0M$4.0M$6.0M$8.0M2020: $39.0K$39.0K20202021: $549.0K$549.0K2021+1308%2022: $1.9M$1.9M2022+252%2023: $2.7M$2.7M2023+39%2024: $3.0M$3.0M2024+10%2025: $6.3M$6.3M2025+113%
Operating income5672-$83.5M in 2025+644% since 2020
-$100.0M-$75.0M-$50.0M-$25.0M02020: -$11.2M-$11.2M20202021: -$26.2M-$26.2M2021+134%2022: -$32.5M-$32.5M2022+24%2023: -$45.1M-$45.1M2023+39%2024: -$58.8M-$58.8M2024+30%2025: -$83.5M-$83.5M2025+42%
Net income5672-$90.1M in 2025+636% since 2020
-$100.0M-$75.0M-$50.0M-$25.0M02020: -$12.2M-$12.2M20202021: -$27.6M-$27.6M2021+126%2022: -$31.2M-$31.2M2022+13%2023: -$43.2M-$43.2M2023+38%2024: -$59.2M-$59.2M2024+37%2025: -$90.1M-$90.1M2025+52%

Every line of the income statement as filed: the last 3 fiscal years, latest first.2

Period ending2025-12-312024-12-312023-12-31
Revenue10.0M EUR4.5M EUR4.3M EUR
Cost of goods sold-3.7M EUR-1.6M EUR-1.7M EUR
Gross profit6.3M EUR3.0M EUR2.7M EUR
Research and Development Expense-42.8M EUR-34.3M EUR-26.7M EUR
Selling, General and Administrative Expense-48.3M EUR-28.5M EUR-21.7M EUR
Other income1.3M EUR1.0M EUR544.0K EUR
Operating loss for the period-83.5M EUR-58.8M EUR-45.1M EUR
Financial income5.9M EUR7.4M EUR4.2M EUR
Financial expense-11.5M EUR-5.1M EUR-3.7M EUR
Loss for the period before taxes-89.1M EUR-56.4M EUR-44.7M EUR
Income taxes-1.0M EUR-2.8M EUR1.4M EUR
Loss for the period-90.1M EUR-59.2M EUR-43.2M EUR
Loss attributable to equity holders-90.1M EUR-59.2M EUR-43.2M EUR
Remeasurements of post-employment benefit obligations, net of tax-18.0K EUR11.0K EUR81.0K EUR
Currency translation differences228.0K EUR766.0K EUR-120.0K EUR
Total other comprehensive income210.0K EUR777.0K EUR-39.0K EUR
Total comprehensive loss for the year, net of tax-89.9M EUR-58.5M EUR-43.3M EUR
Loss attributable to equity holders-89.9M EUR-58.5M EUR-43.3M EUR
Basic loss per share (in EUR)-2.36 EUR-1.81 EUR-1.54 EUR
Diluted loss per share (in EUR)-2.36 EUR-1.81 EUR-1.54 EUR

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Corporate structure

Nyxoah SA sits at the top of its group. 1 entity on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Nyxoah SA

  • CVI Investments, Inc. Filed SCHEDULE 13G/A on Nyxoah SA, latest Aug 14, 2026 (2 filings since Dec 29, 2025)
  • ResMed Filed SCHEDULE 13G/A on Nyxoah SA, latest Jul 1, 2026 (3 filings since Apr 6, 2023)
  • Orin Hirschman Filed SCHEDULE 13G on Nyxoah SA, latest Jun 22, 2026
  • Cochlear Limited Filed SCHEDULE 13D/A on Nyxoah SA, latest Jun 11, 2026 (5 filings since Mar 29, 2023)
  • Vestal Point Capital, LP Filed SCHEDULE 13G/A on Nyxoah SA, latest Aug 14, 2025 (3 filings since Feb 14, 2025)
  • Robert Taub Filed SC 13G/A on Nyxoah SA, latest Feb 14, 2024 (2 filings since Feb 11, 2022)
  • TOGETHER PARTNERSHIP Filed SC 13G/A on Nyxoah SA, latest Feb 14, 2024 (2 filings since Feb 14, 2022)
  • Gilde Healthcare Holding B.V. Filed SC 13G on Nyxoah SA, latest Feb 10, 2022
  • Nyxoah SA C9

Built from major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Nyxoah SA reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Property and equipment

ItemLatestA year beforeChange
Property and equipment, net4.1M EUR2 Dec 31, 20254.8M EUR2 Dec 31, 2024−14.7%
Operating-lease assets (leased space)1.3M EUR2 Dec 31, 20253.5M EUR2 Dec 31, 2024−63.0%

Investments

ItemLatestA year beforeChange
Cash and cash equivalents30.0M EUR2 Dec 31, 202534.2M EUR2 Dec 31, 2024−12.2%

Intangibles and goodwill

ItemLatestA year beforeChange
Intangible assets, net (excluding goodwill)50.1M EUR2 Dec 31, 202550.4M EUR2 Dec 31, 2024−0.5%

Inventory

ItemLatestA year beforeChange
Inventory, total4.7M EUR2 Dec 31, 20254.7M EUR2 Dec 31, 2024−1.2%

Calendar

Coming up

  1. Nov 12, 2026Reports results for the quarter ending Sep/2026 A year earlier it reported ($0.74) a share, on Nov 13, 2025.9

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

149 filings to the SEC since October 2021: 5 annual reports, 19 large holders, 125 other. The latest 20:

  1. Sep 29, 20266-K EDGAR
  2. Sep 22, 20266-K EDGAR
  3. Aug 14, 2026SCHEDULE 13G/A EDGAR
  4. Aug 5, 20266-K EDGAR
  5. Jul 9, 20266-K EDGAR
  6. Jul 1, 2026SCHEDULE 13G/A EDGAR
  7. Jun 23, 20266-K EDGAR
  8. Jun 22, 2026SCHEDULE 13G EDGAR
  9. Jun 11, 20266-K EDGAR
  10. Jun 11, 2026SCHEDULE 13D/A EDGAR
  11. Jun 8, 20266-K EDGAR
  12. Jun 8, 2026424B5 EDGAR
  13. Jun 5, 2026FWP EDGAR
  14. Jun 4, 20266-K EDGAR
  15. Jun 4, 2026424B5 EDGAR
  16. May 12, 20266-K EDGAR
  17. Mar 26, 2026S-8 EDGAR
  18. Mar 26, 202620-F EDGAR
  19. Mar 19, 20266-K EDGAR
  20. Jan 30, 20266-K EDGAR

The 149 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

SEC filer profile

How Nyxoah SA is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARNyxoah SA1
  • CIK0001857190
  • Filer statusAccelerated filer an emerging growth company; not a shell company4
  • Incorporated inBelgium4
  • Fiscal year endsDecember 311
  • Industry code (SIC)3841 Surgical & Medical Instruments & Apparatus1
  • SEC reviewing officeOffice of Industrial Applications and Services, Division of Corporation Finance1
  • Business addressRue Edouard Belin 12, Mont-Saint-Guibert, 1435, Belgium1
  • Phone32102223551
  • Shares outstanding43,026,460 shares as of Dec 31, 20254
  • AuditorEY Réviseurs d’Entreprises/ EY Bedrijfsrevisoren SRL/BV, Diegem, Belgium PCAOB ID 1467; no auditor attestation of internal control over financial reporting4
  • On EDGAR sinceApr 16, 20211
  • Filings177 in all: 6-K (109), CORRESP (7), UPLOAD (6), 20-F (5), 424B5 (5), S-8 (5), SC 13G (4), SCHEDULE 13G/A (4)1
    All 26 form types

    EFFECT (3), SC 13D/A (3), SC 13G/A (3), SCHEDULE 13G (3), 6-K/A (2), F-1/A (2), F-3 (2), FWP (2), SCHEDULE 13D/A (2), SEC STAFF LETTER (2), 424B4 (1), 8-A12B (1), CERT (1), DRS (1), DRS/A (1), DRSLTR (1), F-1 (1), SC 13D (1)

  • Latest filingsAnnual report (20-F) Mar 26, 2026

Securities registered for trading

ClassSymbolExchange
Ordinary Share, no nominal value per shareNYXHThe Nasdaq Stock Market LLC

From the cover page of the 20-F filed Mar 26, 2026 (Section 12(b) of the Exchange Act).4

Sources

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