Castle Biosciences Inc (CSTL) Gross Profit Margin starting from the second quarter 2026 to second quarter 2025, Profitability Trends and Ranking, Fundamental Ratios - CSIMarket
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• Gross Margin
• EBITDA Margin
• Operating Margin
• Net Margin
• Pre-Tax Margin
• Effective Tax Rate
• Free Cash Flow Margin
• Cash Flow Margin
Castle Biosciences Inc   (NASDAQ: CSTL)
    Sector • Healthcare    Industry • Medical Laboratories
   Industry • Medical Laboratories
   Sector • Healthcare


Castle Biosciences Inc 's Gross Profit Margin by quarter

Trends, Rankings, Statistics


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CSTL Gross Profit Margin (Jun 30 2026)
Q2 		(Mar 31 2026)
Q1 		(Dec 31 2025)
Q4 		(Sep 30 2025)
Q3 		(Jun 30 2025)
Q2
Y / Y Revenue Change 20.14 %
Seq. Revenue Change 23.74 %
Revenue In Millions $103.55
Gross Profit Margin 77.11 %
Gross Profit Margin Total Ranking # 814
Gross Profit In Millions $79.85
Y / Y Gross Profit Change 16.46 %
Seq. Gross Profit Change 26.45 %


Commenting Second Quarter 2026 Gross Profit Margin
Castle Biosciences Inc Gross Profit grew by 26.45 % in Q2 sequentially to 80 millions, while Revenue increased by 23.74 %, this led to improvement in the company's Gross Profit Margin to 77.11 %, Gross Profit Margin remained below Castle Biosciences Inc average.


Observing second quarter 2026 results within Medical Laboratories industry 6 other companies have achieved higher Gross Profit Margin. While Gross Profit Margin overall ranking has deteriorated relative to the three months before, from 715 to 814.
Learn about Gross Margin
CSTL's Gross Profit Margin second quarter 2026 Company Ranking
Within: No.
Medical Laboratories Industry # 7
Healthcare Sector # 144
Overall # 808

Gross Profit Margin Statistics
High Average Low
88.6 % 79.99 % 63.6 %
(Dec 31 2019)   (Sep 30 2018)


CSTL Gross Income Trends • More of CSTL's Profitabilty Ratios • CSTL Stock Quotes and Charts


Other Gross Profit Margin Profitability Ratios
CSTL's Cumulative Gross Profit Margin
Medical Laboratories Industry Gross Profit Margin Trends and Statistics
Healthcare Sector Gross Profit Margin Statistics
Gross Profit Margin Profitability Trends for overall market
CSTL's Gross Profit Margin Profitability versus Medical Laboratories Industry, Healthcare Sector and total Market
Highest Ranking Gross Profit Margin
Lowest Ranking Gross Profit Margin
Gross Profit Margin Profit Margin for CSTL's Competitors
Gross Profit Margin Profit Margin for Castle Biosciences Inc 's Suppliers
Gross Profit Margin Profit Margin for CSTL's Customers

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CSTL's Annual Growth Rates CSTL's Profitability Ratios CSTL's Asset Turnover Ratio CSTL's Dividend Growth
CSTL's Roe CSTL's Valuation Ratios CSTL's Financial Strength Ratios CSTL's Gross Profit Growth
CSTL's Roa CSTL's Inventory Turnover Ratio CSTL's Growth Rates CSTL's Dividend Comparisons


Companies with similar Gross Profit Margin in the quarter ending Jun 30 2026, within Medical Laboratories Industry Gross Profit MarginJun 30 2026 MRQ Gross ProfitJun 30 2026 MRQ Revenue
Veracyte Inc   98.18 %$ 147.580  Millions$ 150.321  Millions
Castle Biosciences Inc   77.11 %$ 79.846  Millions$ 103.546  Millions
Maxcyte inc   76.96 %$ 5.596  Millions$ 7.271  Millions
Butterfly Network Inc   71.41 %$ 23.288  Millions$ 32.612  Millions
Billiontoone Inc   70.45 %$ 77.107  Millions$ 109.448  Millions
Nuo Therapeutics, Inc.  66.14 %$ 1.170  Millions$ 1.769  Millions
Guardant Health Inc   65.39 %$ 219.029  Millions$ 334.978  Millions
Nrc Health  61.67 %$ 21.828  Millions$ 35.392  Millions
Exagen Inc   61.27 %$ 12.217  Millions$ 19.941  Millions
Ispecimen inc   45.18 %$ 0.069  Millions$ 0.152  Millions
Quest Diagnostics Inc  33.75 %$ 1,027.000  Millions$ 3,043.000  Millions
Aclarion Inc   32.93 %$ 0.008  Millions$ 0.025  Millions
Fulgent Genetics Inc   30.07 %$ 25.679  Millions$ 85.389  Millions
Labcorp Holdings Inc   29.80 %$ 1,112.000  Millions$ 3,731.100  Millions
Medpace Holdings Inc   28.51 %$ 201.637  Millions$ 707.331  Millions
Personalis Inc   21.21 %$ 4.743  Millions$ 22.357  Millions
Fortrea Holdings Inc   20.52 %$ 139.200  Millions$ 678.200  Millions
Bionexus Gene Lab Corp   17.05 %$ 0.013  Millions$ 0.076  Millions
American Shared Hospital Services  17.00 %$ 1.433  Millions$ 8.430  Millions




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