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Shares outstandingAs of 2026-07-30 · filed common shares: 28.91M
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Insider ownershipDirectors and officers, from their latest Form 3/4/5 holding: 0.69%
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Short interestShare of shares outstanding, at settlement: 12.65%
Short ratioDays to cover, as published by FINRA: 7.49
Short volume (5D)Share of FINRA reporting-facility volume sold short, daily flow: 65.70%
Short volume (20D)Share of FINRA reporting-facility volume sold short, daily flow: 60.30%
Avg volume (10D)

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Source: SEC filings. Information and analytics, not investment advice.

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Rev growth (fwd)

Avg volume (3 months)

Profitability

Gross marginTTM to Jun 26: 86.13%
Operating marginTTM to Jun 26: 6.02%
Net margin: —
EBITDA marginTTM to Jun 26: 7.94%
Return on equityNet income (TTM to Jun 26) ÷ average shareholders equity: 17.96%
Return on assetsNet income (TTM to Jun 26) ÷ average total assets: 15.63%

Growth

Revenue growth (annual YoY): 13.60%
Revenue growth (latest qtr YoY): -7.60%
Revenue growth (fwd): Sign in
Net income growth (annual YoY)FY Dec 25 vs FY Dec 24: 171.77%
Net income growth (latest qtr YoY): —
EPS growth (fwd): Sign in
Net income growth (QoQ): —

Valuation

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EPSDiluted, TTM to Jun 26: 4.53
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Financial health

Cash & equivalentsas of Jun 26: $127.76M
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Total debtBorrowings + finance and operating lease liabilities, as of Jun 26: $29.09M
Debt / equityas of Jun 26: 3.52%
Current ratioas of Jun 26: 8.55
Quick ratio(Cash + marketable securities + receivables) ÷ current liabilities, as of Jun 26: 5.96
Operating cash flowTTM to Jun 26: $157.07M
Free cash flowUnadjusted FCF = CFO − capex · TTM to Jun 26: $117.09M
TTM revenue / diluted shareDiluted, TTM to Jun 26: 30.77

INSP stock Statistics — Inspire Medical Systems, Inc. filings, insiders & smart money · Instaport