What is INSP's Value Score?

Inspire Medical Systems, Inc. Common Stock (INSP) has a StockPik Value Score of 57 out of 100 — a mid-range score, indicating moderate value characteristics. The Value Score is a composite ranking built from P/E ratio, P/B ratio, Graham Number, ROE, gross margin, debt-to-equity, current ratio, and Piotroski F-Score, calculated from SEC EDGAR annual filing data.

What is INSP's Piotroski F-Score?

Inspire Medical Systems, Inc. Common Stock (INSP) has a Piotroski F-Score of 4 out of 9 — a moderate score. The F-Score assesses nine binary financial criteria across profitability, leverage, and operating efficiency. A score of 7–9 indicates a financially improving company; a score of 0–3 is a warning sign.

Is INSP trading below its Graham Number?

INSP is currently trading above its Graham Number. The stock price of $43.2 exceeds the Graham Number of $24.46, meaning it does not meet Graham's criterion for a margin of safety at the current price. The Graham Number is calculated as √(22.5 × EPS × Book Value Per Share) and represents Benjamin Graham's ceiling price for a defensive investor.

What is INSP's Graham Number?

INSP's Graham Number is $24.46, calculated using the Benjamin Graham formula √(22.5 × EPS × Book Value per Share). The Graham Number is an estimate of intrinsic value — the maximum price a defensive investor should pay. At the current price of $43.20, INSP is trading 77% above its Graham Number.

What is INSP's Piotroski F-Score?

INSP's Piotroski F-Score is 4 out of 9, indicating moderate financial health. The Piotroski F-Score evaluates nine criteria across profitability, leverage, and operating efficiency. Scores of 7 or above are considered strong; 3 or below indicate financial weakness.

Is INSP (Inspire Medical Systems, Inc. Common Stock) undervalued?

INSP scores 57/100 on StockPik's Value Score, an above-average rating. The stock trades 77% above its Graham Number of $24.46.

What is INSP's P/E ratio?

INSP's trailing P/E ratio is 44.4x — an elevated earnings multiple, potentially pricing in high growth expectations. The Healthcare sector average P/E is 25.5x. Compare against other Healthcare stocks in the StockPik screener.

What sector is Inspire Medical Systems, Inc. Common Stock (INSP) in?

Inspire Medical Systems, Inc. Common Stock (INSP) is in the Healthcare sector, specifically in the Surgical & Medical Instruments & Apparatus industry. Compare it against other Healthcare stocks by Value Score, P/E ratio, and Piotroski F-Score on StockPik.

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Inspire Medical Systems, Inc. Common Stock (INSP)

NYSE Small Cap

Healthcare › Surgical & Medical Instruments & Apparatus

$43.20

Market Cap: $1.2B

Data as of Mar 31, 2026 (TTM)

Price History

Feb 9, 2026 — Jul 6, 2026

Investment Snapshot

Trading 77% above Graham Number — above intrinsic value estimate
Piotroski F-Score 4/9 — moderate financial health
Loss-making — negative ROE of -0.2%
Revenue growing at 14% annually

Inspire Medical Systems, Inc. Common Stock (INSP) is a Healthcare company operating in Surgical & Medical Instruments & Apparatus, listed on the NYSE , with a market capitalisation of $1.2 billion . Key value metrics: P/E ratio 44.4, P/B ratio 1.57, Piotroski F-Score 4 out of 9 (moderate financial health) .

Value Score

out of 100

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Key Metrics

P/E Ratio

44.38

P/B Ratio

1.57

EPS

$-0.07

Div. Yield

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PEG Ratio

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P/S Ratio

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EV/EBITDA

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ROE

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ROA

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Gross Margin

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Op. Margin

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Net Margin

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Debt/Equity

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Current Ratio

—

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Current vs 5-Year Average

Based on 5 years of SEC filings

Net Margin

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↑ +2.1pp avg —

Gross Margin

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↑ +2.1pp avg —

Operating Margin

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↑ +2.1pp avg —

Return on Equity

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↑ +2.1pp avg —

Debt / Equity

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↑ +2.1pp avg —

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Revenue & Net Income

Profit Margins

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EPS & Free Cash Flow Per Share

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Financial Statements

Metric	FY22	FY23	FY24
Revenue	$X.XB	$X.XB	$X.XB
Gross Profit	$X.XB	$X.XB	$X.XB
Operating Income	$X.XB	$X.XB	$X.XB
Net Income	$X.XB	$X.XB	$X.XB
EBITDA	$X.XB	$X.XB	$X.XB
Total Assets	$X.XB	$X.XB	$X.XB
Total Liabilities	$X.XB	$X.XB	$X.XB

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Data sourced from SEC EDGAR and Polygon.io. Methodology. View more Healthcare stocks →

Inspire Medical Systems, Inc. Common Stock — Fundamental Analysis Summary

Inspire Medical Systems, Inc. Common Stock (INSP) is currently trading 77% above its Graham Number of $24.46, suggesting the market price exceeds Benjamin Graham's intrinsic value estimate. The stock carries an elevated trailing P/E ratio of 44.4x.

On financial health, INSP shows a moderate Piotroski F-Score of 4/9, and negative return on equity of -0.2% (sector average: -20.6%), and minimal leverage with a debt-to-equity ratio of 0.16.

StockPik's composite Value Score for INSP is 57/100 — an above-average value rating. The score is built from ten fundamental signals: P/E, P/B, PEG ratio, P/S ratio, return on equity, gross margin, debt-to-equity, current ratio, dividend yield, and Piotroski F-Score.

INSP reports a high gross margin of 85.3% (sector average: 39.4%) and a modest operating margin of 0.4%.

INSP shows revenue growing at 14% year-over-year, with earnings growing at 172%.

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How is the Value Score calculated?

Read our full methodology →

How is the Graham Number calculated?

Benjamin Graham's intrinsic value formula, worked examples, and how to use it →

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