Nyxoah SA
NYXH- Exchange
- Nasdaq
- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0001857190
No open-market purchases or sales by Nyxoah SA insiders were filed in the last 90 days; 45 institutions reported holding it in 13F filings for Q2 2026, worth $37.5M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Nyxoah SA as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 33
- +2 vs. Q3 2025
- Shares held
- 3.71M
- +862.7K (+30.3%) vs. Q3 2025
- Total value
- $16.8M
- +$3.75M (+28.6%) vs. Q3 2025
- New holders
- 4
- 3 more added
- Sold out
- 2
- 11 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NYXH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 45 | $37.5M |
| Q1 2026 | 34 | $10.4M |
| Q4 2025 | 33 | $16.8M |
| Q3 2025 | 32 | $13.5M |
| Q2 2025 | 31 | $29.2M |
| Q1 2025 | 26 | $41.8M |
| Q4 2024 | 22 | $54.4M |
| Q3 2024 | 20 | $39.1M |
| Q2 2024 | 21 | $29.4M |
| Q1 2024 | 19 | $29.3M |
| Q4 2023 | 16 | $9.76M |
| Q3 2023 | 17 | $18.2M |
| Q2 2023 | 16 | $21.1M |
| Q1 2023 | 18 | $17.6M |
| Q4 2022 | 18 | $13.3M |
| Q3 2022 | 20 | $18.1M |
| Q2 2022 | 22 | $28.1M |
| Q1 2022 | 18 | $59.1M |
| Q4 2021 | 16 | $60.9M |
| Q3 2021 | 18 | $75.1M |
| Q2 2021 | 1 | $5.75M |
| Q1 2021 | 1 | $7.18M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Nyxoah SA; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 3 | $14 | 0.00% | 00.0% | Unchanged |
| Cheviot Value Management, LLC | 200 | $980 | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 744 | $3.42K | 0.00% | 00.0% | Unchanged |
| Fourth Dimension Wealth, LLC | 790 | $3.63K | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 1,000 | $4.60K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 1,000 | $4.60K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 1,475 | $6.79K | 0.00% | −1,000−40.4% | Reduced |
| Versant Capital Management, Inc | 2,325 | $10.7K | 0.00% | +2,325 | New |
| GHP Investment Advisors, Inc. | 2,590 | $11.9K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 3,098 | $14.3K | 0.00% | +3,098 | New |
| UBS Group AG | 6,735 | $31.0K | 0.00% | +1,351+25.1% | Added |
| Advisor Group Holdings, Inc. | 6,604 | $31.7K | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 11,474 | $52.8K | 0.00% | −3,269−22.2% | Reduced |
| Raymond James Financial Inc | 12,762 | $58.7K | 0.00% | 00.0% | Unchanged |
| Invst, LLC | 16,271 | $74.8K | 0.01% | 00.0% | Unchanged |
| Walleye Capital LLC | 17,296 | $79.6K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 18,604 | $85.6K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 19,706 | $90.6K | 0.00% | −172−0.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 23,300 | $107.2K | 0.00% | −26,700−53.4% | Reduced |
| DekaBank Deutsche Girozentrale | 26,200 | $137.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 35,000 | $161.0K | 0.00% | +10,000+40.0% | Added |
| Citadel Advisors LLC | 35,324 | $162.5K | 0.00% | +14,104+66.5% | Added |
| LPL Financial LLC | 35,861 | $165.0K | 0.00% | −2,940−7.6% | Reduced |
| Ikarian Capital, LLC | 47,358 | $217.8K | 0.03% | −3,269−6.5% | Reduced |
| Millennium Management LLC | 48,060 | $221.1K | 0.00% | −48,350−50.2% | Reduced |
| Sio Capital Management, LLC | 50,839 | $233.9K | 0.04% | 00.0% | Unchanged |
| Kovack Advisors, Inc. | 62,789 | $288.8K | 0.01% | −34,250−35.3% | Reduced |
| Franklin Resources Inc | 125,951 | $579.4K | 0.00% | −74,705−37.2% | Reduced |
| Rossmore Private Capital | 132,746 | $636.8K | 0.06% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 493,222 | $2.02M | 0.00% | +493,222 | New |
| BlackRock, Inc. | 582,548 | $2.68M | 0.00% | −160,851−21.6% | Reduced |
| Heights Capital Management, Inc | 777,188 | $3.58M | 1.35% | +777,188 | New |
| Vestal Point Capital, LP | 1,107,000 | $5.09M | 0.19% | −4130.0% | Reduced |
| FMR LLC | 0 | $0 | 0.00% | −48,692−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −34,000−100.0% | Sold out |
| AXA Investment Managers S.A. | – | – | – | – | Not filed |