Tearsheet

Nyxoah (NYXH)


Market Price (11/18/2025): $4.74 | Market Cap: $177.4 Mil
Sector: Health Care | Industry: Health Care Equipment

Nyxoah (NYXH)


Market Price (11/18/2025): $4.74
Market Cap: $177.4 Mil
Sector: Health Care
Industry: 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


0 Cash is significant % of market cap
Net 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 returns
2Y Excs Rtn is -58%, 3Y Excs Rtn is -89%
Not profitable at operating income level
Op 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%
1 Megatrend and thematic drivers
Megatrends include Digital Health & Telemedicine, and Precision Medicine. Themes include Remote Patient Monitoring, and Targeted Therapies.
  Yield minus risk free rate is negative
ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is -48%
0 Cash is significant % of market cap
Net D/ENet Debt/Equity. Debt net of cash. Negative indicates net cash. Equity is taken as the Market Capitalization is -13%
1 Megatrend and thematic drivers
Megatrends include Digital Health & Telemedicine, and Precision Medicine. Themes include Remote Patient Monitoring, and Targeted Therapies.
2 Weak multi-year price returns
2Y Excs Rtn is -58%, 3Y Excs Rtn is -89%
3 Not profitable at operating income level
Op 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%
4 Yield minus risk free rate is negative
ERPEquity 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.

Show more

Stock Movement Drivers

Return vs. Risk


Price Returns Compared

 202020212022202320242025Total [1]
Returns
NYXH Return---78%-7%72%-40%-79%
Peers Return21%29%-3%7%6%3%79%
S&P 500 Return16%27%-19%24%23%13%107%

Monthly Win Rates [3]
NYXH Win Rate-40%8%42%33%30% 
Peers Win Rate38%56%35%46%46%56% 
S&P 500 Win Rate58%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

Unique KeyEventNYXHS&P 500
2022 Inflation Shock2022 Inflation Shock  
2022 Inflation Shock% Loss% Loss-88.2%-25.4%
2022 Inflation Shock% Gain to Breakeven% Gain to Breakeven746.7%34.1%
2022 Inflation ShockTime to BreakevenTime to BreakevenNot Fully Recovered days464 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

Limiting losses and compounding gains is essential to preserving wealth over time.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Nyxoah (NYXH)

Better Bets than Nyxoah (NYXH)

Latest Trefis Analyses

TitleTopic
0DASHBOARDS 
1Nyxoah Stock Fell 9.1% in a Week, What Now?Return
Title
0ARTICLES

Trade Ideas

Select past ideas related to NYXH. For more, see Trefis Trade Ideas.

Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
GDRX_10312025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG10312025GDRXGoodRxDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
-11.9%-11.9%-11.9%
DXCM_10312025_Monopoly_xInd_xCD_Getting_Cheaper10312025DXCMDexComMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
-0.3%-0.3%-5.8%
ACHC_10242025_Dip_Buyer_ValueBuy10242025ACHCAcadia HealthcareDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-31.5%-31.5%-31.5%
PBH_10102025_Dip_Buyer_ValueBuy10102025PBHPrestige Consumer HealthcareDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-1.6%-1.6%-1.9%
REGN_10032025_Dip_Buyer_ValueBuy10032025REGNRegeneron PharmaceuticalsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
15.6%15.6%-7.0%
Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
GDRX_10312025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG10312025GDRXGoodRxDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
-11.9%-11.9%-11.9%
DXCM_10312025_Monopoly_xInd_xCD_Getting_Cheaper10312025DXCMDexComMonopolyMY | Getting CheaperMonopoly-Like with P/S Decline
Large cap with monopoly-like margins or cash flow generation and getting cheaper based on P/S multiple
-0.3%-0.3%-5.8%
ACHC_10242025_Dip_Buyer_ValueBuy10242025ACHCAcadia HealthcareDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-31.5%-31.5%-31.5%
PBH_10102025_Dip_Buyer_ValueBuy10102025PBHPrestige Consumer HealthcareDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
-1.6%-1.6%-1.9%
REGN_10032025_Dip_Buyer_ValueBuy10032025REGNRegeneron PharmaceuticalsDip BuyDB | P/E OPMDip Buy with Low PE and High Margin
Buying dips for companies with tame PE and meaningfully high operating margin
15.6%15.6%-7.0%

Recent Active Movers

Recent Active Movers

More From Trefis

Peer Comparisons for Nyxoah

Financials

NYXHEWMASIATRCUFPTCUPRMedian
NameNyxoah Edwards .Masimo AtriCure UFP Tech.Cuprina  
Mkt Price4.7684.74147.0333.12222.820.7458.93
Mkt Cap0.249.57.91.61.7-1.7
Rev LTM55,8842,182518598-598
Op Inc LTM-741,619133-2695-95
FCF LTM-8001681687-128
FCF 3Y Avg-68893-956-75
CFO LTM-1,0172084399-154
CFO 3Y Avg-9551471867-107

Growth & Margins

NYXHEWMASIATRCUFPTCUPRMedian
NameNyxoah Edwards .Masimo AtriCure UFP Tech.Cuprina  
Rev Chg LTM2.9%10.6%38.5%15.8%29.5%-15.8%
Rev Chg 3Y Avg35.3%4.4%11.4%18.0%23.4%-18.0%
Rev Chg Q73.8%14.7%8.2%15.8%6.5%-14.7%
QoQ Delta Rev Chg LTM13.0%3.5%1.3%3.7%1.6%-3.5%
Op Mgn LTM-1,495.6%27.5%6.1%-5.1%16.0%-6.1%
Op Mgn 3Y Avg-1,279.0%28.9%8.9%-6.2%15.8%-8.9%
QoQ Delta Op Mgn LTM45.1%-0.4%2.0%1.7%-0.6%-1.7%
CFO/Rev LTM-17.3%9.5%8.3%16.6%-13.1%
CFO/Rev 3Y Avg-18.7%8.1%3.6%13.5%-10.8%
FCF/Rev LTM-13.6%7.7%3.1%14.6%-10.6%
FCF/Rev 3Y Avg-13.4%5.3%-2.8%11.2%-8.2%

Valuation

NYXHEWMASIATRCUFPTCUPRMedian
NameNyxoah Edwards .Masimo AtriCure UFP Tech.Cuprina  
Mkt Cap0.249.57.91.61.7-1.7
P/S36.18.43.63.12.9-3.6
P/EBIT-2.429.0-46.5-72.118.4--2.4
P/E-2.336.3-13.9-55.225.6--2.3
P/CFO-48.738.236.817.3-37.5
Total Yield-43.3%2.8%-7.2%-1.8%3.9%--1.8%
Dividend Yield0.0%0.0%0.0%0.0%0.0%-0.0%
FCF Yield 3Y Avg-1.6%1.1%-0.4%3.5%-1.3%
D/E0.10.00.10.00.1-0.1
Net D/E-0.1-0.10.0-0.00.1--0.0

Returns

NYXHEWMASIATRCUFPTCUPRMedian
NameNyxoah Edwards .Masimo AtriCure UFP Tech.Cuprina  
1M Rtn-17.9%13.5%0.2%-10.9%13.9%-22.3%-5.4%
3M Rtn-27.5%8.2%-4.5%-7.0%1.8%-43.4%-5.8%
6M Rtn-29.9%8.6%-5.2%2.2%-7.9%-83.6%-6.6%
12M Rtn-42.1%25.1%-8.7%-5.5%-24.4%--8.7%
3Y Rtn-18.1%12.9%3.9%-28.1%93.0%-3.9%
1M Excs Rtn-18.1%13.4%0.0%-11.0%13.8%-22.5%-5.5%
3M Excs Rtn-28.2%3.3%-3.9%-11.7%-1.6%-26.7%-7.8%
6M Excs Rtn-41.8%-3.3%-17.1%-9.7%-19.8%-95.5%-18.4%
12M Excs Rtn-56.1%15.9%-20.5%-20.0%-40.7%--20.5%
3Y Excs Rtn-89.2%-51.8%-47.7%-91.7%25.2%--51.8%

Financials

Price Behavior

Short Interest

Short Interest: As Of Date10312025
Short Interest: Shares Quantity262,239
Short Interest: % Change Since 101520250.6%
Average Daily Volume32,514
Days-to-Cover Short Interest8.07
Basic Shares Quantity37,431,255
Short % of Basic Shares0.7%

SEC Filings

Expand for More

Report DateFiling DateFiling
630202581820256-K 6/30/2025
331202551420256-K 3/31/2025
12312024320202520-F 12/31/2024
9302024110620246-K 9/30/2024
630202480620246-K 6/30/2024
331202451420246-K 3/31/2024
12312023320202420-F 12/31/2023
9302023110820236-K 9/30/2023
630202380920236-K 6/30/2023
331202351620236-K 3/31/2023
12312022322202320-F 12/31/2022
9302022110820226-K 9/30/2022
630202280820226-K 6/30/2022
331202251020226-K 3/31/2022
12312021324202220-F 12/31/2021

Insider Activity

Expand for More