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Primary reporting period: 2025-12-31 · Research updated Oct 12, 2026. A research update is not a new financial filing.
Who they are
Inspire Medical Systems, Inc. operates as a medical technology enterprise, concentrating on the development and commercialization of advanced, minimally intrusive therapies for patients diagnosed with obstructive sleep apnea (OSA) across both domestic U. S. and international markets.
How they make money
Inspire Medical Systems generates revenue by selling its proprietary neurostimulation system to hospitals and ambulatory surgery centers. The company utilizes a direct sales organization in the U.S. and Europe, while employing third-party distributors in Japan and Singapore to facilitate the adoption of its therapy for obstructive sleep apnea.
Products & services
The Inspire system is an FDA-approved, implantable neurostimulation technology designed to treat moderate to severe obstructive sleep apnea by providing a mask-free and hose-free alternative to traditional therapies.
Brands & revenue mix
Inspire
The primary brand for the company's proprietary neurostimulation therapy system.
Separate brand revenue is not available in this research.Source
Revenue share is not unit sales or a best-seller ranking. Parent brands and included sub-brands can overlap; do not add overlapping rows.
Calculated from reported segment revenue. Check the source period and revenue basis before comparing shares. Categories can overlap and may not add to 100%.
Calculated from reported segment revenue. Check the source period and revenue basis before comparing shares. Categories can overlap and may not add to 100%.
The company does not disclose specific customer concentration figures, noting that it sells to a broad network of hospitals and ambulatory surgery centers.
Suppliers, materials & equipment
Contract Manufacturers — The company relies on third-party manufacturers for the production of its implantable devices and components; specific supplier names are not disclosed.Source
Overall investment score · Quality, value, risk and opportunity
64
Fair
PoorElite
View category scores →
Company Quality
How good is the actual business—regardless of today’s stock price?
69
Fair
Financial Strength
65
Business Quality / Moat
80
Management
94
Growth Quality
33
Risk / Durability
55
Cheap for a Reason · Review the Risks
Uses financial strength, moat, management, growth quality and durability. It excludes share price, P/E, market cap, intrinsic value and margin of safety.
Opportunity
Opportunity Score · How does the current price compare with estimated value?
61
Fully Valued
Based on current valuation, company quality, recent trends, and available market signals.
View score details →
Model Outlook
12-month model · What does the model think happens next?
57/100
Building Historical Record
Model Score 57/100 — estimates relative performance potential, distinct from the overall Wall Street Score and the separate Company Quality score.
Probability unavailable — the model has not produced a calibrated probability yet.
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WSS View
The quick read
The overall Wall Street Score is mixed across its combined quality, valuation and risk inputs. Review the category scores to identify what is helping or hurting the result.
At today’s price, the WSS valuation framework currently reads as moderate rather than unusually attractive.
The model outlook is currently moderate.
What we like
•Valuation scores attractively
•Recent buyback activity is present
What to watch
•Revenue fundamentals are weak
Company-specific research
Questions worth answering for INSP
Research inputs 100% complete
These questions are generated from this company's current financial and score data so the page adds context instead of treating the headline score as a stand-alone conclusion.
•What is driving INSP's revenue decline, and does the latest company filing suggest the weakness is temporary or structural?
•Is INSP's positive free cash flow repeatable, or is the current level being helped by temporary working-capital or spending changes?
•How is INSP likely to use its cash advantage: reinvestment, acquisitions, debt reduction, dividends or buybacks?
•Is INSP's valuation discount tied to a temporary concern or to a longer-term business risk?
Two different market-behavior signals. Momentum measures direction and trend strength. Volatility measures how large and unstable the price moves are, regardless of direction.
A high momentum score means price has been trending upward with confirming short- and medium-term strength. A low score means downward or weakening momentum.
Volatility = How violently is it moving?
A high volatility score means larger, less stable price swings. It can happen while a stock is rising or falling, so high volatility is not automatically bullish or bearish.
Important: the volatility score above is based on realized price volatility. Implied volatility (IV) comes from options prices and represents the market's expected future movement. Wall Street Score will keep IV separate and will only display it when a verified options-chain feed is available.
Notices for INSP
Detected from reported data — verify before acting.
Dividend history reported
Dividend payments are recorded. Review the dates and regular/special classification below; past payments do not guarantee future dividends.
Historical repurchase activity
Reported cash flows or share-count measures indicate past repurchase activity. This does not verify an active buyback authorization or future purchases.
Community Sentiment
0 active · 0 total calls
0% Bullish (0) 0% Bearish (0)
No personal call yet on INSP.
Potential upside factors
+Growth opportunities may come from revenue expansion, margin improvement, new products, market-share gains, and stronger cash flow.
+Positive free cash flow may provide capacity to invest in growth.
Potential downside factors
−Key risks may include competition, margin pressure, debt levels, valuation risk, and changes in demand within the Medical - Devices industry.
−Dependence on third-party manufacturers.
−Regulatory approval and compliance requirements.
−Reimbursement coverage by insurance providers.
These research factors come from saved company research and financial data, not community votes. They are starting points to verify against filings, not buy or sell recommendations.
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Scores
Click any score for full breakdown
Wall Street Score
Fair64/ 100
Weak (0–50)Fair (51–71)Strong (72+)
Debt
Fair
68
Debt Cost0.4%
Debt Reduction YoY-1.1%
Debt / Equity0.04x
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Revenue
Poor
34
Revenue YoY-1.5%
Revenue CAGR20.8%
Net Margin15.0%
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Asset
Fair
52
Asset Growth YoY12.2%
Liquidation/Share$27.74
Net Assets/MCap0.45x
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Capital
Strong
75
Earnings Yield6.7%
Buyback Yield3.1%
Debt Cost0.4%
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Management
Elite
94
ROIC7.0%
ROE16.4%
ROA14.6%
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Moat
Strong
80
EPS Growth175.0%
FCF/Share Growth99.4%
Rev/Share Growth35.2%
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Valuation
Elite
97
Intrinsic Value$179.44
Value Reference$107.67
MOS60.2%
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Buffett
Fair
67
Revenue34
Moat80
Valuation97
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MOS
Elite
100
MOS %60.2%
Value Reference$107.67
Deep Discount Reference$71.78
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Financial
Poor
27
Interest Coverage371.9x
ROIC7.0%
FCF Yield3.9%
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Master
Fair
52
Financial27
Valuation97
Debt68
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Resilience
Strong
76
Survival Years0.5 yrs
Current Ratio6.08x
FCF Margin8.6%
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Score Changes
3 historical score records available
Previous Score
68
Aug 14, 2026
Change
-4.1
points
Current Score
64
Oct 1, 2026
Category Changes
Revenue-2.1
Debt0
Assets-2.7
Capital-15.0
Management0
Moat0
Valuation+14.6
Buffett+0.7
INSP decreased 4.1 points because Revenue declined by 2.1 points, Asset declined by 2.7 points, Capital declined by 15 points.
Positive Contributors
+ Valuation improved by 14.6 points
Negative Contributors
− Revenue declined by 2.1 points
− Asset declined by 2.7 points
− Capital declined by 15 points
Projected Score
Projected Score
59
Projected Change
-4.8 points
Preliminary comparable-period financial changes suggest decline of approximately 4.8 points. This is a projected estimate, not the official WallStreetScore.
Monetary values in USD. Share counts in raw units.
Income StatementBalance SheetCash Flow
AnnualQuarterlyTTM + Annual
All rows
Free includes 3 annual periods plus available TTM; Premium includes up to 10 annual periods. History depends on available company filings. Swipe the table horizontally to see older periods. A dash means unavailable, not zero.
Line Item
TTM
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
Revenue
$898.7M
$912.0M
$802.8M
$624.8M
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Cost of Revenue
$124.6M
$133.2M
$123.0M
$96.6M
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Gross Profit
$774.1M
$778.8M
$679.8M
$528.2M
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····
····
····
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Research & Development
$99.7M
$103.2M
$114.1M
$116.5M
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····
····
····
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SG&A Expenses
$620.3M
$624.6M
$529.6M
$452.0M
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Operating Expenses
$720.0M
$727.8M
$643.7M
$568.5M
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EBITDA
$83.1M
$79.8M
$65.0M
-$17.1M
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Operating Income
$54.1M
$51.0M
$36.1M
-$40.3M
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Interest Expense
$133K
$137K
$22K
$0.00
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Income Before Tax
$69.4M
$65.7M
$58.5M
-$19.9M
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····
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Income Tax Expense
-$65.7M
-$79.7M
$4.9M
$1.2M
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Net Income
$135.0M
$145.4M
$53.5M
-$21.2M
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Basic EPS
$4.66
$4.95
$1.80
$-0.72
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Basic Shares
28.84M
29.37M
29.76M
29.30M
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Diluted Shares
28.94M
29.76M
30.54M
29.30M
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Upgrade to Premium for up to 10 annual periods, where available.
Debt and cash show percentage changes versus the comparison period; margin shows the change in percentage points (pp). These are company-wide changes, not per-share amounts.
Financial Changes Since Prior Period
What Improved
Margins expanded
Cash position grew
Debt reduced
Potential Score Impact
Positive indicators included cash levels, debt levels, net income margin. Pressure indicators included revenue growth, EPS growth. These factors may support or pressure the Revenue, Management, Financial, and Debt categories; this summary does not claim that the stored scores changed.
Stored Earnings Analysis
Revenue declined 7.6%. EPS declined 109.0%. Cash increased 19.5%. Total debt declined 12.0%. Net income margin improved by 1.8 percentage points.
Earnings-Call Transcript
Earnings-call transcript analysis is not currently available.
These results may influence future scores when the next evaluation is completed.
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Dividend HistoryShare
Dividend History
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Predictions & Historical PerformanceShare
Conservative Projected Values
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10 Years
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Conservative Projection Rate
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Conservative Projected Values — price projections derived from actual 10-year adjusted historical returns, conservatively adjusted and capped at 8% annually. These are distinct from the Outperformance Model Score and WallStreetScore.
Conservative Projected Values
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