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Inspire Medical Systems, Inc (INSP) Fair Value & Analysis

Healthcare · US · Market cap $1.2B

IM Inspire Medical Systems, Inc logo Inspire Medical Systems, Inc INSP · US
Price$60.16
Fair Value$85.80
Upside+42.6%
Quality66/100
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Mixed Growth
Solidly profitable · 14.3% net margin
Low debt · generates free cash flow
Ranks above peers (9/13)
Moderate moat 50/100
Evidence: High Range $40.55 – $107.25 Share as image

Fair value as of: Jul 24, 2026

From 24 valuation models · updated 17 days ago

Share price +22.0% over the past month.

A solid business, screening 43% undervalued on our models.

What matters now

  • The model range is unusually wide ($40.55 to $107.25). The outcome hinges heavily on assumptions, so read the point estimate with caution.
  • Solid quality (66/100) at a price below fair value, the discount is the argument here, not the business quality.
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Price vs Fair Value (5 years)

$326.08 $40.05 Fair Value $85.80 Apr 2021 Aug 2026

White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Jul 24, 2026.

How to read this chart

60‑month range $40.05 – $326.08 · fair‑value band $40.55 – $107.25 · the $60.16 price screens below the $85.80 fair value. Dashed = 300-day average. As of Jul 24, 2026.

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Analysis

Inspire Medical Systems, Inc (INSP) currently trades at $60.16, while our model-based Fair Value estimate is $85.80, implying the stock looks roughly 42.6% undervalued today. The Quality Score stands at 66/100 (solid quality), in the Healthcare sector. Bull case: trading below our estimate, it may offer upside if the fundamentals hold. Bear case: a low price can be a value trap when quality is weak or the data is thin (evidence: high), always confirm before acting.

Over the trailing twelve months, Inspire Medical Systems, Inc generated revenue of $915M at a net margin of 14.3%. Revenue grew 1.6% year over year. It earns a return on equity of 18.4%. The balance sheet holds a net cash position of $72.7M. Fundamentals as of Jul 24, 2026

Our scenario range runs from $40.55 (bear case) to $107.25 (bull case); at $60.16, the current price sits within that range. Bear and bull are the same models run on conservative and optimistic assumptions (margins, growth, valuation multiples), so a plausible valuation range, not a price target. Analysts expect earnings well below the last reported figure (earnings in transition, for example expiring patents or contracts); a fair value that looks fair on trailing earnings may then be too optimistic. The share trades about 59% below its 52-week high and 55% above its 52-week low, currently below its 200-day average. For context, the median of 10 Healthcare peers we cover trades at -22% fair-value upside, at 43%, INSP screens cheaper than that median.

Fair Value models

Each model estimates fair value its own way; the Fair Value above is the evidence-weighted blend. Evidence (0–100) measures how completely this model’s inputs are available: well-fed models carry more weight in the blend. The spread across models is intentional, each one stresses a different value driver; dividend models, for instance, come out structurally low when payout is small.

Model BearBaseBull Evidence
Highest evidence
Growth DCF $37.82 $63.12 $102.88 80
Rev-Margin DCF $29.18 $46.63 $83.34 74
ROIC Compounder $15.82 $17.56 $19.01 72
All 24 models by family
DCF Models
FCF DCF $40.16 $57.21 $108.15 38
Owner Earnings $56.55 $113.89 $220.29 31
5Y Revenue Exit $26.90 $41.12 $70.63 39
5Y EBITDA Exit $31.33 $50.07 $86.69 41
5Y P/E Exit $72.49 $166.88 $296.92 38
10Y Revenue Exit $30.89 $56.41 $70.40 36
10Y EBITDA Exit $34.46 $65.11 $116.18 37
10Y P/E Exit $61.92 $145.95 $286.96 35
Earnings-Based
Graham-Dodd $34.32 $239.34 $335.88 54
Lynch FV $123.65 $176.65 $229.64 50
PEG = 1.0 $123.65 $176.65 $229.64 46
EPV $15.82 $17.56 $19.01 59
Multiples
P/E Multiple $83.28 $111.04 $138.79 63
P/S Multiple $64.35 $85.80 $107.25 58
P/B Multiple $64.35 $85.80 $107.25 55
EV/EBIT $25.64 $33.15 $40.67 53
EV/EBITDA $26.74 $34.63 $42.51 54
EV/Revenue $19.18 $26.08 $32.98 43
Asset-Based
NCAV (Graham) $13.56 $18.16 $27.11 50
Growth DCF
Growth DCF $37.82 $63.12 $102.88 80
Rev-Margin DCF $29.18 $46.63 $83.34 74
Economic Profit
Residual Income $28.77 $38.24 $114.74 61
ROIC Compounder $15.82 $17.56 $19.01 72
Growth Earnings
Growth-Adj P/E $164.14 $234.49 $304.83 68

Widest divergence: Growth Earnings ($234.49) versus Economic Profit ($17.56). Highest evidence: Growth DCF (80).

Key figures & financial health

Revenue (TTM) $915M
Revenue growth (YoY) +1.6%
Net margin 14.3%
Return on equity 18.4%
Free cash flow $78.5M FY2025
P/E ratio 9.7
More key figures
Operating margin -0.6%
EPS (TTM) $4.40
EPS growth (YoY) +308%
Net cash $72.7M FY2025

Figures from reported company fundamentals · as of Jul 24, 2026. TTM = trailing twelve months.

Quality Score breakdown

Overall quality 66/100

Of which business quality 68 · Market factors (momentum, volatility) 25

Profitability 80
Margins and returns on capital today
Quality Growth 66
Are margins and returns improving?
Cashflow 43
Earnings quality: real cash, not paper profit
Fin. Strength 87
Balance sheet, leverage, solvency risk
Investment 40
Disciplined investing over empire-building
Low Volatility 41
Calm price path (market factor)
Momentum 23
Price trend over the last 3–12 months (market factor)
52W Momentum 10
Distance to the 52-week high (market factor)
Net Issuance 82
Buybacks instead of dilution

Non-valuation factor families (profitability, growth, cashflow, financial strength, momentum …), each academically grounded. Valuation itself sits in the Fair Value and is deliberately excluded here to avoid double-counting.

About the company

Inspire Medical Systems, Inc., a medical technology company, focuses on the development and commercialization of minimally invasive solutions for patients with obstructive sleep apnea (OSA) in the United States and internationally.

Full company description

Inspire Medical Systems, Inc., a medical technology company, focuses on the development and commercialization of minimally invasive solutions for patients with obstructive sleep apnea (OSA) in the United States and internationally. The company offers Inspire system, a neurostimulation technology that provides a safe and effective treatment for patients with moderate to severe OSA. It also develops a novel, closed-loop solution that continuously monitors a patient's breathing and delivers mild hypoglossal nerve stimulation to maintain an open airway. The company was incorporated in 2007 and is headquartered in Golden Valley, Minnesota.

Company description, as reported by the company or data provider.

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Inspire Medical Systems, Inc reported revenue of $912M in FY2025 versus $233M in FY2021, a compound +40.6%/yr. Reported net income was $145M in FY2025.

Growth Quality 91/100
Revenue is growing, but margins or cash flow do not fully confirm the trend.
Latest Revenue (FY 2025)
$912M
Latest YoY
+13.6%
Avg. growth/yr (3Y)
+30.8%
Avg. growth/yr (5Y)
+51.2%
Avg. growth/yr (10Y)
+60.6%
Revenue +40.6%/yr
FY21 $233M
FY22 $408M
FY23 $625M
FY24 $803M
FY25 $912M
Net income
FY21 −$42.0M
FY22 −$44.9M
FY23 −$21.2M
FY24 $53.5M
FY25 $145M

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Cite: Fair Value Calculator (2026). "Inspire Medical Systems, Inc Fair Value". https://www.fairvalue-calculator.com/stock/INSP

Peer Group

Medical Devices · 351 stocks

How this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.

Quality Score 66 · Top 25%
Fair Value upside +43% · Top 25%
Return on equity (TTM) 18% · Top 25%
Return on assets 4% · Above median
Net margin (TTM) 14% · Top 25%
Operating margin (TTM) -1% · Below median
Revenue growth 2% · Below median
Debt / equity 0.02× · Lower than median

Valuation Multiples vs Medical Devices median · lower = cheaper

P/E (TTM) 9.7× · Cheaper than 75% of peers
P/B 1.57× · Cheaper than median
P/S (TTM) 1.34× · Cheaper than median
P/FCF 15.6× · Pricier than median
EV/EBITDA 16.9× · Pricier than median

Snowflake

Five quick dimensions, each 0 to 100: VALUE (fair-value potential), FUTURE (revenue growth), PAST (return on equity), HEALTH (low debt), DIVIDEND (yield). Green = this stock, grey = typical sector peer.

VALUE 90 · sector 0
FUTURE 8 · sector 27
PAST 73 · sector 8
HEALTH 99 · sector 97
DIVIDEND 0 · sector 38

Values & ESG

Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.

None of the checked exposures detected

ESG scores are not available for this stock yet. Values and ESG data are contextual and can differ between providers.

Similar stocks

10 more Medical Devices stocks, each showing price versus our Fair Value estimate (as of Jul 24, 2026).

Stock Price Fair Value vs Fair Value
Abbott Laboratories, ABT $100.68 $74.79 -26%
Stryker Corporation SYK $316.44 $186.28 -41%
Medtronic plc MDT $83.56 $65.57 -22%
Boston Scientific Corporation BSX $43.04 $38.44 -11%
Edwards Lifesciences Corporation EW $85.73 $41.02 -52%
Siemens Healthineers AG SHL €34.59 €33.87 -2%
Shenzhen Mindray Bio-Medical Electronics Co 300760 ¥149.43 ¥147.63 -1%
Shanghai United Imaging Healthcare Co 688271 ¥109.00 ¥43.60 -60%
Demant A/S DEMANT kr 276.60 kr 161.17 -42%
Getinge AB GETIB kr 206.80 kr 192.14 -7%

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Frequently asked questions

Is Inspire Medical Systems, Inc (INSP) overvalued or undervalued?
As of Jul 24, 2026, our model estimates a fair value of $85.80 versus a price of $60.16, about +43% (undervalued).
What is the fair value of INSP?
Our model-based fair value for Inspire Medical Systems, Inc is $85.80 (as of Jul 24, 2026), built from audited fundamentals. The current price is $60.16.
What is the quality score of INSP?
Inspire Medical Systems, Inc has a Quality Score of 66/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
What is the revenue of Inspire Medical Systems, Inc (INSP)?
Inspire Medical Systems, Inc reported trailing-twelve-month revenue of about $915M (latest available figure, as of Jul 24, 2026).
What is the net profit margin of INSP?
The net profit margin of Inspire Medical Systems, Inc is about 14.3%, meaning it keeps roughly 14.3% of revenue as net income. Based on the latest reported figures.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data, nothing guessed.

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