Nyxoah (NYXH)
Market Price (11/18/2025): $4.74 | Market Cap: $177.4 MilSector: Health Care | Industry: Health Care Equipment
Nyxoah (NYXH)
Market Price (11/18/2025): $4.74Market Cap: $177.4 MilSector: Health CareIndustry: Health Care Equipment
Investment Highlights
Why It Matters
Which of these 2 stories sounds closer for this stock?
1. Generates cash flow
The stock generated 4% or more of the share price (called cash flow yield), and shows moderate 10-15% or more growth.
2. Riding a trend
Think Tesla during the pandemic of 2020 when EVs were riding a cultural high, or Nvidia in the current AI boom, or even Figma. These companies don’t have enough yield, or, enough growth, or both - however - they are riding a trend. They have momentum. These can be more volatile - they don’t have the floor of strong cash flow
| Cash is significant % of market capNet D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -13% | Weak multi-year price returns2Y Excs Rtn is -58%, 3Y Excs Rtn is -89% | Not profitable at operating income levelOp Inc LTMOperating Income, Last Twelve Months is -74 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -1496% |
| Megatrend and thematic driversMegatrends include Digital Health & Telemedicine, and Precision Medicine. Themes include Remote Patient Monitoring, and Targeted Therapies. | Yield minus risk free rate is negativeERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -48% |
| Cash is significant % of market capNet D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -13% |
| Megatrend and thematic driversMegatrends include Digital Health & Telemedicine, and Precision Medicine. Themes include Remote Patient Monitoring, and Targeted Therapies. |
| Weak multi-year price returns2Y Excs Rtn is -58%, 3Y Excs Rtn is -89% |
| Not profitable at operating income levelOp Inc LTMOperating Income, Last Twelve Months is -74 Mil, Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is -1496% |
| Yield minus risk free rate is negativeERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -48% |
Market Valuation & Key Metrics
NYXH Stock
Why The Stock Moved
Qualitative Assessment
AI Generated Analysis | Feedback
Here are key points explaining the approximate -36.2% stock movement for Nyxoah (NYXH) from July 31, 2025, to today:
1. Significant Cash Burn and Decline in Cash Position: Nyxoah experienced a substantial reduction in its cash, cash equivalents, and financial assets, which decreased from €43.0 million at the end of June 2025 to €22.5 million by September 30, 2025. This rapid decline of over 47% in a single quarter indicates high operational cash burn as the company initiated its U.S. commercialization efforts.
2. Widening Operating Losses: The company reported a significant increase in its total operating loss, which rose to €24.4 million for the third quarter of 2025, compared to €15.0 million in the same period of 2024. This widening loss was attributed to increased selling, general, and administrative expenses, higher research and development activities, and amortization expenses related to its U.S. market entry.
Stock Movement Drivers
Return vs. Risk
Price Returns Compared
| 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | Total [1] | |
|---|---|---|---|---|---|---|---|
| Returns | |||||||
| NYXH Return | - | - | -78% | -7% | 72% | -40% | -79% |
| Peers Return | 21% | 29% | -3% | 7% | 6% | 3% | 79% |
| S&P 500 Return | 16% | 27% | -19% | 24% | 23% | 13% | 107% |
Monthly Win Rates [3] | |||||||
| NYXH Win Rate | - | 40% | 8% | 42% | 33% | 30% | |
| Peers Win Rate | 38% | 56% | 35% | 46% | 46% | 56% | |
| S&P 500 Win Rate | 58% | 75% | 42% | 67% | 75% | 70% | |
Max Drawdowns [4] | |||||||
| NYXH Max Drawdown | - | - | -79% | -12% | -13% | -44% | |
| Peers Max Drawdown | -24% | -5% | -29% | -13% | -19% | -10% | |
| S&P 500 Max Drawdown | -31% | -1% | -25% | -1% | -2% | -15% | |
[1] Cumulative total returns since the beginning of 2020
[2] Peers: EW, MASI, ATRC, UFPT, CUPR.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2025 data is for the year up to 11/17/2025 (YTD)
How Low Can It Go
| Event | NYXH | S&P 500 |
|---|---|---|
| 2022 Inflation Shock | ||
| % Loss | -88.2% | -25.4% |
| % Gain to Breakeven | 746.7% | 34.1% |
| Time to Breakeven | Not Fully Recovered days | 464 days |
Compare to EW, MASI, ATRC, UFPT, CUPR
In The Past
Nyxoah's stock fell -88.2% during the 2022 Inflation Shock from a high on 8/6/2021. A -88.2% loss requires a 746.7% gain to breakeven.
Preserve Wealth
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Asset Allocation
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Latest Trefis Analyses
| Title | Topic | |
|---|---|---|
| DASHBOARDS | ||
| Nyxoah Stock Fell 9.1% in a Week, What Now? | Return |
| Title | |
|---|---|
| ARTICLES |
Trade Ideas
Select past ideas related to NYXH. For more, see Trefis Trade Ideas.
| Date | Ticker | Company | Category | Trade Strategy | 6M Fwd Rtn | 12M Fwd Rtn | 12M Max DD |
|---|---|---|---|---|---|---|---|
| 10312025 | GDRX | GoodRx | Dip Buy | DB | FCF Yield | Low D/EDip Buy with High Free Cash Flow YieldBuying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap | -11.9% | -11.9% | -11.9% |
| 10312025 | DXCM | DexCom | Monopoly | MY | Getting CheaperMonopoly-Like with P/S DeclineLarge cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple | -0.3% | -0.3% | -5.8% |
| 10242025 | ACHC | Acadia Healthcare | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | -31.5% | -31.5% | -31.5% |
| 10102025 | PBH | Prestige Consumer Healthcare | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | -1.6% | -1.6% | -1.9% |
| 10032025 | REGN | Regeneron Pharmaceuticals | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | 15.6% | 15.6% | -7.0% |
| Date | Ticker | Company | Category | Trade Strategy | 6M Fwd Rtn | 12M Fwd Rtn | 12M Max DD |
|---|---|---|---|---|---|---|---|
| 10312025 | GDRX | GoodRx | Dip Buy | DB | FCF Yield | Low D/EDip Buy with High Free Cash Flow YieldBuying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap | -11.9% | -11.9% | -11.9% |
| 10312025 | DXCM | DexCom | Monopoly | MY | Getting CheaperMonopoly-Like with P/S DeclineLarge cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple | -0.3% | -0.3% | -5.8% |
| 10242025 | ACHC | Acadia Healthcare | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | -31.5% | -31.5% | -31.5% |
| 10102025 | PBH | Prestige Consumer Healthcare | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | -1.6% | -1.6% | -1.9% |
| 10032025 | REGN | Regeneron Pharmaceuticals | Dip Buy | DB | P/E OPMDip Buy with Low PE and High MarginBuying dips for companies with tame PE and meaningfully high operating margin | 15.6% | 15.6% | -7.0% |
Research & Analysis
Invest in Strategies
Wealth Management
Peer Comparisons for Nyxoah
Financials
| Median | |
|---|---|
| Name | |
| Mkt Price | 58.93 |
| Mkt Cap | 1.7 |
| Rev LTM | 598 |
| Op Inc LTM | 95 |
| FCF LTM | 128 |
| FCF 3Y Avg | 75 |
| CFO LTM | 154 |
| CFO 3Y Avg | 107 |
Growth & Margins
| Median | |
|---|---|
| Name | |
| Rev Chg LTM | 15.8% |
| Rev Chg 3Y Avg | 18.0% |
| Rev Chg Q | 14.7% |
| QoQ Delta Rev Chg LTM | 3.5% |
| Op Mgn LTM | 6.1% |
| Op Mgn 3Y Avg | 8.9% |
| QoQ Delta Op Mgn LTM | 1.7% |
| CFO/Rev LTM | 13.1% |
| CFO/Rev 3Y Avg | 10.8% |
| FCF/Rev LTM | 10.6% |
| FCF/Rev 3Y Avg | 8.2% |
Valuation
| Median | |
|---|---|
| Name | |
| Mkt Cap | 1.7 |
| P/S | 3.6 |
| P/EBIT | -2.4 |
| P/E | -2.3 |
| P/CFO | 37.5 |
| Total Yield | -1.8% |
| Dividend Yield | 0.0% |
| FCF Yield 3Y Avg | 1.3% |
| D/E | 0.1 |
| Net D/E | -0.0 |
Returns
| Median | |
|---|---|
| Name | |
| 1M Rtn | -5.4% |
| 3M Rtn | -5.8% |
| 6M Rtn | -6.6% |
| 12M Rtn | -8.7% |
| 3Y Rtn | 3.9% |
| 1M Excs Rtn | -5.5% |
| 3M Excs Rtn | -7.8% |
| 6M Excs Rtn | -18.4% |
| 12M Excs Rtn | -20.5% |
| 3Y Excs Rtn | -51.8% |
Returns Analyses
SEC Filings
Expand for More| Report Date | Filing Date | Filing |
|---|---|---|
| 6302025 | 8182025 | 6-K 6/30/2025 |
| 3312025 | 5142025 | 6-K 3/31/2025 |
| 12312024 | 3202025 | 20-F 12/31/2024 |
| 9302024 | 11062024 | 6-K 9/30/2024 |
| 6302024 | 8062024 | 6-K 6/30/2024 |
| 3312024 | 5142024 | 6-K 3/31/2024 |
| 12312023 | 3202024 | 20-F 12/31/2023 |
| 9302023 | 11082023 | 6-K 9/30/2023 |
| 6302023 | 8092023 | 6-K 6/30/2023 |
| 3312023 | 5162023 | 6-K 3/31/2023 |
| 12312022 | 3222023 | 20-F 12/31/2022 |
| 9302022 | 11082022 | 6-K 9/30/2022 |
| 6302022 | 8082022 | 6-K 6/30/2022 |
| 3312022 | 5102022 | 6-K 3/31/2022 |
| 12312021 | 3242022 | 20-F 12/31/2021 |
External Quote Links
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| CNBC | Etrade |
| MarketWatch | Unusual Whales |
| YCharts | Perplexity Finance |
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