WallStSmart

Inspire Medical Systems Inc (INSP) Stock Analysis — PE Ratio, PS Ratio, Intrinsic Value & 2030 Price Target

Inspire Medical Systems Inc stock (INSP) is currently trading at $51.41. Inspire Medical Systems Inc PE ratio is 10.67. Inspire Medical Systems Inc PS ratio (Price-to-Sales) is 1.66. Analyst consensus price target for INSP is $78.46. WallStSmart rates INSP as Moderate Buy.

  • INSP PE ratio analysis and historical PE chart
  • INSP PS ratio (Price-to-Sales) history and trend
  • INSP intrinsic value — DCF, Graham Number, EPV models
  • INSP stock price prediction 2025 2026 2027 2028 2029 2030
  • INSP fair value vs current price
  • INSP insider transactions and insider buying
  • Is INSP undervalued or overvalued?
  • Inspire Medical Systems Inc financial analysis — revenue, earnings, cash flow
  • INSP Piotroski F-Score and Altman Z-Score
  • INSP analyst price target and Smart Rating
INSP

Inspire Medical Systems Inc

NYSEHEALTHCARE
$51.41
$0.66 (-1.27%)
52W$50.50
$164.02
Target$78.46+52.6%

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IV

INSP Intrinsic Value Analysis for Value Investors

Benjamin Graham Formula · Inspire Medical Systems Inc (INSP)

Margin of Safety
+70.1%
Strong Buy Zone
INSP Fair Value
$228.38
Graham Formula
Current Price
$51.41
$176.97 below fair value
Undervalued
Fair: $228.38
Overvalued
Price $51.41
Graham IV $228.38
Analyst $78.46

INSP trades at a significant discount to its Graham intrinsic value of $228.38, offering a 70% margin of safety — a level value investors typically seek before buying.

Based on Benjamin Graham Formula. Growth rate capped at 25%. For informational purposes only. Not financial advice.

WallStSmart

Smart Analysis

Inspire Medical Systems Inc (INSP) · 9 metrics scored

Smart Score

68
out of 100
Grade: B-
Strong Buy
Investment Rating

Category Performance

WallStSmart pulls financial metrics like revenue growth, profit margins, and valuation ratios and scores each one from 0 to 10 based on how strong or weak it is. Those 10 scores are grouped into 4 categories: Growth, Profitability, Valuation, and Quality — which form the 4 axes of the spider chart you see. The categories are then combined into a final score out of 100, but not equally. Growth and Profitability together count for 60% of the total, because a fast-growing profitable business matters more than just a cheap one. That final number maps to a rating (Strong Buy, Buy, Hold, Avoid) and a letter grade, giving you one clear Stock Rating.

Investment Thesis

Strong fundamentals in price/sales, price/book, eps growth. Overall metrics suggest strong investment potential with favorable risk/reward.

Inspire Medical Systems Inc (INSP) Key Strengths (6)

Avg Score: 8.5/10
EPS GrowthGrowth
308.40%10/10

Earnings per share surging 308.40% year-over-year

Institutional Own.Quality
120.92%10/10

120.92% of shares held by major funds and institutions

Price/SalesValuation
1.668/10

Paying $1.66 for every $1 of annual revenue

Price/BookValuation
1.978/10

Trading at 1.97x book value, attractively priced

Profit MarginProfitability
16.00%8/10

Strong profitability: $16 kept per $100 revenue

Return on EquityProfitability
19.80%7/10

Solid profitability: $20 profit per $100 equity

Supporting Valuation Data

P/E Ratio
10.67
Undervalued
Trailing P/E
10.67
Undervalued
Price/Sales (TTM)
1.659
Undervalued
EV/Revenue
1.381
Undervalued

Inspire Medical Systems Inc (INSP) Areas to Watch (3)

Avg Score: 5.7/10
Market CapQuality
$1.51B5/10

Small-cap company with higher risk but more growth potential

Operating MarginProfitability
17.10%6/10

Decent operational efficiency, solid but not exceptional

Revenue GrowthGrowth
12.20%6/10

Solid revenue growth at 12.20% per year

Supporting Valuation Data

Forward P/E
30.3
Premium

Inspire Medical Systems Inc (INSP) Detailed Analysis Report

Overall Assessment

This company scores 68/100 in our Smart Analysis, earning a B- grade. Out of 9 metrics analyzed, 6 register as strengths (avg 8.5/10) while 3 fall into concern territory (avg 5.7/10). All four categories (Growth, Profitability, Valuation, and Quality) show healthy scores, indicating broadly sound fundamentals.

The Bull Case

The strongest argument centers on EPS Growth, Institutional Own., Price/Sales. Valuation metrics including Price/Sales (1.66), Price/Book (1.97) suggest the stock is attractively priced. Profitability is solid with Return on Equity at 19.80%, Profit Margin at 16.00%. Growth metrics are encouraging with EPS Growth at 308.40%.

The Bear Case

The primary concerns are Market Cap, Operating Margin, Revenue Growth. Growth concerns include Revenue Growth at 12.20%, which may limit upside. Profitability pressure is visible in Operating Margin at 17.10%.

Key Dynamics to Monitor

Three factors to monitor going forward. First, whether Market Cap improves, as this is the primary drag on the overall score. Second, margin trajectory, with Return on Equity at 19.80% currently healthy but needing to be sustained. Third, growth sustainability, with Revenue Growth at 12.20% needing to reaccelerate.

Risk Considerations

Based on the metric profile, this is a moderate-to-high risk investment. The weight of evidence leans positive, with more strengths than concerns. Investors should size positions according to their risk tolerance and maintain diversification.

Bottom Line

Mixed fundamentals with both positives (EPS Growth, Institutional Own.) and negatives (Market Cap, Operating Margin). A cautious approach is warranted. Monitor for improvement in weak areas before increasing conviction.

Disclaimer: Smart Analysis is a scoring system developed by WallStSmart Team. Scores update daily using multi-model valuation framework. Always conduct your own research and consult with financial advisors before making investment decisions.

INSP Price-to-Sales(PS) Ratio Chart

Historical valuation based on market cap ÷ trailing 12-month revenue

INSP's Price-to-Sales ratio of 1.66x trades at a deep discount to its historical average of 24.65x (0th percentile). The current valuation is 98% below its historical high of 66.8x set in Oct 2021, and 0% above its historical low of 1.66x in Mar 2026. Over the past 12 months, the PS ratio has compressed from ~5.6x as trailing revenue scaled faster than the stock price.

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WallStSmart Analysis Synopsis

Data-driven financial summary for Inspire Medical Systems Inc (INSP) · HEALTHCAREMEDICAL DEVICES

The Big Picture

Inspire Medical Systems Inc is a mature, profitable business with steady cash generation. Revenue reached 912M with 12% growth year-over-year. Profit margins of 16.0% are healthy, with room for further expansion as the business scales.

Key Findings

Cash Flow Positive

Generating 42M in free cash flow and 52M in operating cash flow. Earnings are translating into actual cash generation.

What to Watch Next

Sector dynamics: monitor MEDICAL DEVICES industry trends, competitive moves, and regulatory changes that could impact Inspire Medical Systems Inc.

Bottom Line

Inspire Medical Systems Inc is a well-established business delivering consistent profitability with 16.0% margins. The growth phase may be slowing, but strong cash generation and operational efficiency make it suitable for investors seeking reliability over excitement.

This synopsis is generated from publicly available financial data. It is not financial advice. Always conduct your own research and consult a qualified financial advisor before making investment decisions.

Insider Transactions(36 last 3 months)

Total Buys
16
Total Sells
20
Jan 9, 2026(1 transaction)
RONDONI, JOHN
See Remarks
Sell
Shares
-109

Data sourced from SEC Form 4 filings

Last updated: 2:34:45 PM

About Inspire Medical Systems Inc(INSP)

Exchange

NYSE

Sector

HEALTHCARE

Industry

MEDICAL DEVICES

Country

USA

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 Europe. The company is headquartered in Golden Valley, Minnesota.