33.67
price up icon0.75%   0.25
after-market After Hours: 33.67
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Castle Biosciences Inc stock is traded at $33.67, with a volume of 199.99K. It is up +0.75% in the last 24 hours and down -15.85% over the past month. Castle Biosciences Inc is a molecular diagnostics company. The group provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), and uveal melanoma. The product portfolio of the company includes DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test; DecisionDx-SCC, a risk stratification test for cutaneous squamous cell carcinoma; MyPath Melanoma, a diagnostic GEP test for use in patients with difficult-to-diagnose melanocytic lesions; and TissueCypher, a test to predict future development of progression of high-grade dysplasia and/or esophageal cancer. It also provides DecisionDx-UM, a risk stratification GEP test. The company also offers its products to the skin cancer and gastroenterology markets.
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Previous Close:
$33.42
Open:
$33.65
24h Volume:
199.99K
Relative Volume:
0.52
Market Cap:
$982.78M
Revenue:
$219.79M
Net Income/Loss:
$-57.47M
P/E Ratio:
-15.66
EPS:
-2.15
Net Cash Flow:
$-19.25M
1W Performance:
+4.11%
1M Performance:
-15.85%
6M Performance:
+63.76%
1Y Performance:
+26.01%
1-Day Range:
Value
$33.40
$34.44
1-Week Range:
Value
$31.39
$34.44
52-Week Range:
Value
$14.59
$44.28

Castle Biosciences Inc Stock (CSTL) Company Profile

Name
Name
Castle Biosciences Inc
Name
Phone
866-788-9007
Name
Address
505 S FRIENDSWOOD DRIVE, FRIENDSWOOD, TX
Name
Employee
823
Name
Twitter
@castlebio
Name
Next Earnings Date
2024-11-04
Name
Latest SEC Filings
Name
CSTL's Discussions on Twitter

Compare CSTL vs TMO, DHR, IDXX, A, WAT

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Diagnostics & Research icon
CSTL
Castle Biosciences Inc
33.67 975.48M 219.79M -57.47M -19.25M -2.15
Diagnostics & Research icon
TMO
Thermo Fisher Scientific Inc
513.56 188.45B 44.56B 6.73B 6.29B 17.74
Diagnostics & Research icon
DHR
Danaher Corp
208.56 145.88B 24.57B 3.60B 5.25B 5.0475
Diagnostics & Research icon
IDXX
Idexx Laboratories Inc
634.90 50.00B 4.30B 1.06B 1.04B 13.08
Diagnostics & Research icon
A
Agilent Technologies Inc
126.94 35.04B 6.95B 1.30B 1.15B 4.5696
Diagnostics & Research icon
WAT
Waters Corp
327.53 31.53B 3.17B 642.63M 539.81M 10.77

Castle Biosciences Inc Stock (CSTL) Upgrades & Downgrades

Date Action Analyst Rating Change
Dec-14-23 Initiated Guggenheim Buy
Jan-05-23 Initiated Scotiabank Sector Outperform
Jan-07-22 Initiated Stephens Overweight
Apr-30-21 Initiated Lake Street Buy
Nov-10-20 Initiated KeyBanc Capital Markets Overweight
Dec-27-19 Reiterated Canaccord Genuity Buy
Aug-19-19 Initiated BTIG Research Buy
Aug-19-19 Initiated Canaccord Genuity Buy
Aug-19-19 Initiated Robert W. Baird Outperform
Aug-19-19 Initiated SVB Leerink Outperform
View All

Castle Biosciences Inc Stock (CSTL) Latest News

pulisher
Feb 17, 2026

Can Castle Biosciences Inc. maintain its current growth rateRecession Risk & Precise Trade Entry Recommendations - mfd.ru

Feb 17, 2026
pulisher
Feb 15, 2026

How do insiders feel about Castle Biosciences Inc2025 Market Outlook & Verified High Yield Trade Plans - baoquankhu1.vn

Feb 15, 2026
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Feb 14, 2026

Aug Weekly: Why is CKPT stock going upJuly 2025 Action & Daily Entry Point Trade Alerts - baoquankhu1.vn

Feb 14, 2026
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Feb 13, 2026

Castle Biosciences, Inc. (CSTL) Stock Analysis: A Promising 52% Upside with Strong Buy Ratings - DirectorsTalk Interviews

Feb 13, 2026
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Feb 12, 2026

Earnings Recap: Will Castle Biosciences Inc stock go up in YEAR2025 Big Picture & High Accuracy Swing Entry Alerts - baoquankhu1.vn

Feb 12, 2026
pulisher
Feb 11, 2026

Castle Biosciences (CSTL) loses 16.8% in 4 weeks, here's why a trend reversal may be around the corner - MSN

Feb 11, 2026
pulisher
Feb 10, 2026

Castle Biosciences stock jumps after FDA grants Breakthrough Device status to melanoma test - MSN

Feb 10, 2026
pulisher
Feb 09, 2026

EV Market: Can Castle Biosciences Inc deliver alpha2025 Stock Rankings & Reliable Entry Point Trade Alerts - baoquankhu1.vn

Feb 09, 2026
pulisher
Feb 09, 2026

Aug Weekly: Can Castle Biosciences Inc. maintain its current growth rateEarnings Overview Report & Long-Term Investment Growth Plans - baoquankhu1.vn

Feb 09, 2026
pulisher
Feb 09, 2026

Castle Biosciences (CSTL) Loses 16.8% in 4 Weeks, Here's Why a Trend Reversal May be Around the Corner - Finviz

Feb 09, 2026
pulisher
Feb 08, 2026

Castle Biosciences, Inc. $CSTL Shares Sold by Allianz Asset Management GmbH - MarketBeat

Feb 08, 2026
pulisher
Feb 06, 2026

Castle Biosciences, Inc. (CSTL) Stock Analysis: Exploring a 49.91% Upside Potential for Investors - DirectorsTalk Interviews

Feb 06, 2026
pulisher
Feb 05, 2026

Insider Selling: Castle Biosciences (NASDAQ:CSTL) Insider Sells 3,200 Shares of Stock - MarketBeat

Feb 05, 2026
pulisher
Feb 05, 2026

Derek Maetzold Sells 817 Shares of Castle Biosciences (NASDAQ:CSTL) Stock - MarketBeat

Feb 05, 2026
pulisher
Feb 05, 2026

What Catalysts Are Rewriting The Castle Biosciences (CSTL) Story For Wall Street Analysts - Yahoo Finance

Feb 05, 2026
pulisher
Feb 05, 2026

Neurocrine Biosciences to Report Q4 Earnings: What's in the Cards? - Finviz

Feb 05, 2026
pulisher
Feb 05, 2026

Castle Biosciences to Release Fourth Quarter and Full-Year 2025 Financial Results and Host Conference Call on Thursday, Feb. 26, 2026 - The Manila Times

Feb 05, 2026
pulisher
Feb 05, 2026

Castle Biosciences to Release Fourth Quarter and Full-Year - GlobeNewswire

Feb 05, 2026
pulisher
Feb 04, 2026

Castle Biosciences Enters Oversold Territory (CSTL) - Nasdaq

Feb 04, 2026
pulisher
Feb 04, 2026

Castle Biosciences (NASDAQ:CSTL) Upgraded to "Strong-Buy" at Zacks Research - MarketBeat

Feb 04, 2026
pulisher
Feb 01, 2026

Castle Biosciences, Inc. (NASDAQ:CSTL) Receives Average Recommendation of "Moderate Buy" from Analysts - MarketBeat

Feb 01, 2026
pulisher
Jan 31, 2026

Retail Trends: Should you avoid Castle Biosciences Inc stock right nowQuarterly Trade Report & Community Verified Watchlist Alerts - baoquankhu1.vn

Jan 31, 2026
pulisher
Jan 26, 2026

The Analyst Verdict: Castle Biosciences In The Eyes Of 7 Experts - Benzinga

Jan 26, 2026
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Jan 25, 2026

Are you looking for a top momentum pick? Why Castle Biosciences, Inc. (CSTL) is a great choice - MSN

Jan 25, 2026
pulisher
Jan 24, 2026

Aug Outlook: How sensitive is Castle Biosciences Inc to inflationMarket Risk Report & Entry Point Strategy Guides - baoquankhu1.vn

Jan 24, 2026
pulisher
Jan 24, 2026

AIGH Capital Management LLC Acquires New Position in Castle Biosciences, Inc. $CSTL - Defense World

Jan 24, 2026
pulisher
Jan 23, 2026

Are You Looking for a Top Momentum Pick? Why Castle Biosciences, Inc. (CSTL) is a Great Choice - Yahoo Finance

Jan 23, 2026
pulisher
Jan 23, 2026

Castle Biosciences, Inc. (CSTL) Stock Analysis: A Healthcare Innovator with Strong Buy Ratings and 9.13% Upside Potential - DirectorsTalk Interviews

Jan 23, 2026
pulisher
Jan 23, 2026

Castle Biosciences stock hits 52-week high at $42.25 By Investing.com - Investing.com Nigeria

Jan 23, 2026
pulisher
Jan 22, 2026

Castle Biosciences (NASDAQ:CSTL) Insider Derek Maetzold Sells 4,017 Shares - MarketBeat

Jan 22, 2026
pulisher
Jan 22, 2026

Castle Biosciences (NASDAQ:CSTL) Hits New 12-Month HighWhat's Next? - MarketBeat

Jan 22, 2026
pulisher
Jan 22, 2026

Castle Biosciences stock hits 52-week high at $42.25 - Investing.com

Jan 22, 2026
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Jan 22, 2026

26,996 Shares in Castle Biosciences, Inc. $CSTL Acquired by Campbell & CO Investment Adviser LLC - MarketBeat

Jan 22, 2026
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Jan 19, 2026

Risk Hedge: What are the future prospects of Castle Biosciences IncCPI Data & Daily Volume Surge Signals - baoquankhu1.vn

Jan 19, 2026
pulisher
Jan 18, 2026

Insider Buy: What are the future prospects of Castle Biosciences IncQuarterly Market Review & Free Community Supported Trade Ideas - baoquankhu1.vn

Jan 18, 2026
pulisher
Jan 14, 2026

Zacks.com Spotlights Perimeter Solutions, Interface, Castle Biosciences, and Great Lakes Dredge & Dock - Intellectia AI

Jan 14, 2026
pulisher
Jan 14, 2026

Market Rankings: How sensitive is Castle Biosciences Inc to inflationJuly 2025 Weekly Recap & Daily Momentum Trading Reports - baoquankhu1.vn

Jan 14, 2026
pulisher
Jan 14, 2026

Dividend Watch: How sensitive is Castle Biosciences Inc. to inflationAnalyst Downgrade & Weekly Return Optimization Plans - baoquankhu1.vn

Jan 14, 2026
pulisher
Jan 13, 2026

Market Trends: Will Castle Biosciences Inc stock deliver better than expected guidance - Bộ Nội Vụ

Jan 13, 2026
pulisher
Jan 13, 2026

Castle Biosciences (CSTL) Gets a Buy from Lake Street - The Globe and Mail

Jan 13, 2026
pulisher
Jan 12, 2026

Castle Biosciences (CSTL) Sees PT Raised by Lake Street: Analyst Insights | CSTL Stock News - GuruFocus

Jan 12, 2026
pulisher
Jan 12, 2026

Castle Biosciences (CSTL) Valuation After Upgraded 2025 Guidance And Strong Core Test Volume Growth - Yahoo Finance

Jan 12, 2026
pulisher
Jan 12, 2026

The Bull Case For Castle Biosciences (CSTL) Could Change Following Surging Test Volumes And Raised 2025 Outlook - Yahoo Finance

Jan 12, 2026
pulisher
Jan 11, 2026

Castle Biosciences (CSTL) Expects 2025 Revenue to Surpass $340 M - GuruFocus

Jan 11, 2026
pulisher
Jan 11, 2026

Castle Biosciences Expects 2025 Revenue to Exceed $340 Million - Intellectia AI

Jan 11, 2026
pulisher
Jan 11, 2026

Castle Biosciences 2025 total revenue expected to exceed $340 million - marketscreener.com

Jan 11, 2026
pulisher
Jan 11, 2026

Castle Biosciences Announces Preliminary Unaudited Fourth Quarter and Full-Year 2025 Results - The Manila Times

Jan 11, 2026
pulisher
Jan 11, 2026

Castle Biosciences 2025 Total Revenue Expected To Exceed $340 Million - TradingView — Track All Markets

Jan 11, 2026
pulisher
Jan 11, 2026

San Gabriel Valley Tribune - FinancialContent

Jan 11, 2026
pulisher
Jan 11, 2026

Castle Biosciences to buy Previse - MSN

Jan 11, 2026
pulisher
Jan 09, 2026

Castle Biosciences, Inc. (CSTL) Stock Analysis: Riding the Wave of Healthcare Innovation with 9.68% Upside Potential - DirectorsTalk Interviews

Jan 09, 2026

Castle Biosciences Inc Stock (CSTL) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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diagnostics_research DGX
$204.39
price down icon 0.54%
diagnostics_research LH
$278.76
price up icon 0.76%
diagnostics_research MTD
$1,375.57
price up icon 1.65%
diagnostics_research IQV
$171.06
price up icon 4.03%
$215.53
price up icon 2.03%
diagnostics_research WAT
$327.53
price up icon 1.90%
Cap:     |  Volume (24h):