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Logo for company Castle Biosciences, Inc.

Castle Biosciences, Inc. (CSTL)

NASDAQ Currency in USD
$60.00
-$1.19
-1.94%
Last Update: 18 Jul 2026, 14:09
$1.74bn
Market Cap
-137.39
P/E Ratio (TTM)
Forward Dividend Yield
$40.59-$75.97
52 Week Range

CSTL Stock Price Chart

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CSTL Company Profile

Discover essential business fundamentals and corporate details for Castle Biosciences, Inc. (CSTL) to support your stock research and investment decisions.

Sector

Healthcare

Industry

Medical - Diagnostics & Research

IPO Date

25 Jul 2019

Employees

784.00

CEO

Derek J. Maetzold

Description

Castle Biosciences, Inc. functions as a commercial-stage diagnostics firm, with its primary objective being the provision of both diagnostic and prognostic testing services, specifically targeting various dermatological cancers. Their flagship product, DecisionDx-Melanoma, represents an advanced multi-gene expression profile (GEP) assay engineered to assess the probability of metastasis in patients afflicted with invasive cutaneous melanoma. In addition to their leading solution, the company has created several other specialized, proprietary tests. Among these is DecisionDx-UM, a GEP test tailored to forecast the risk of metastasis for individuals with uveal melanoma, a less common malignancy of the eye. Another key offering is DecisionDx-SCC, a distinctive 40-gene expression profile test that utilizes a patient's unique tumor biology to predict their specific risk of squamous cell carcinoma metastasis, particularly for those presenting with recognized risk factors. Moreover, they offer DecisionDx DiffDx-Melanoma and myPath Melanoma, both proprietary GEP tests employed to assist in the accurate diagnosis of ambiguous pigmented lesions. These specialized testing services are provided by Castle Biosciences to patients predominantly through their healthcare providers. The organization commenced operations in 2007 and maintains its corporate headquarters in Friendswood, Texas.

CSTL Financial Timeline

Browse a chronological timeline of Castle Biosciences, Inc. corporate events including earnings releases, dividend announcements, and stock splits.

Upcoming earnings on 30 Jul 2026

EPS estimate is -$0.44, while revenue estimate is $86.24m.

Earnings released on 6 May 2026

EPS came in at -$0.49 matching the estimated -$0.49, while revenue for the quarter reached $84.23m , beating expectations by +6.31%.

Earnings released on 26 Feb 2026

EPS came in at -$0.08 surpassing the estimated -$0.23 by +65.22%, while revenue for the quarter reached $87.01m , beating expectations by +8.91%.

Earnings released on 3 Nov 2025

EPS came in at -$0.02 surpassing the estimated -$0.34 by +94.12%, while revenue for the quarter reached $83.04m , beating expectations by +3.31%.

Earnings released on 4 Aug 2025

EPS came in at $0.15 surpassing the estimated -$0.51 by +129.41%, while revenue for the quarter reached $86.19m , beating expectations by +26.75%.

Earnings released on 5 May 2025

EPS came in at -$0.20 falling short of the estimated -$0.08 by -150.00%, while revenue for the quarter reached $87.99m , beating expectations by +22.51%.

Earnings released on 27 Feb 2025

EPS came in at $0.32 surpassing the estimated -$0.04 by +900.00%, while revenue for the quarter reached $86.31m , beating expectations by +2.89%.

Earnings released on 4 Nov 2024

EPS came in at $0.08 surpassing the estimated -$0.06 by +233.33%, while revenue for the quarter reached $85.78m , beating expectations by +6.46%.

Earnings released on 5 Aug 2024

EPS came in at $0.31 surpassing the estimated -$0.27 by +214.81%, while revenue for the quarter reached $87.00m , beating expectations by +25.47%.

Earnings released on 2 May 2024

EPS came in at -$0.09 surpassing the estimated -$0.37 by +75.68%, while revenue for the quarter reached $72.97m , beating expectations by +10.23%.

Earnings released on 28 Feb 2024

EPS came in at -$0.10 surpassing the estimated -$0.84 by +88.10%, while revenue for the quarter reached $66.12m , beating expectations by +17.48%.

Earnings released on 2 Nov 2023

EPS came in at -$0.26 surpassing the estimated -$0.92 by +71.74%, while revenue for the quarter reached $61.49m , beating expectations by +21.34%.

Earnings released on 2 Aug 2023

EPS came in at -$0.70 surpassing the estimated -$1.01 by +30.69%, while revenue for the quarter reached $50.14m , beating expectations by +13.46%.

Earnings released on 3 May 2023

EPS came in at -$1.10 falling short of the estimated -$0.80 by -37.50%, while revenue for the quarter reached $42.04m , missing expectations by -1.16%.

Earnings released on 28 Feb 2023

EPS came in at -$0.78 surpassing the estimated -$0.91 by +14.29%, while revenue for the quarter reached $38.34m , beating expectations by +3.29%.

Earnings released on 2 Nov 2022

EPS came in at -$0.77 falling short of the estimated -$0.70 by -10.00%, while revenue for the quarter reached $37.01m , beating expectations by +6.49%.

Earnings released on 8 Aug 2022

EPS came in at -$0.06 surpassing the estimated -$0.58 by +89.66%, while revenue for the quarter reached $34.84m , beating expectations by +22.80%.

Earnings released on 9 May 2022

EPS came in at -$0.80 falling short of the estimated -$0.67 by -19.40%, while revenue for the quarter reached $26.85m , beating expectations by +6.42%.

Earnings released on 28 Feb 2022

EPS came in at -$0.25 surpassing the estimated -$0.43 by +41.86%, while revenue for the quarter reached $25.04m , beating expectations by +5.48%.

Earnings released on 8 Nov 2021

EPS came in at -$0.47 falling short of the estimated -$0.35 by -34.29%, while revenue for the quarter reached $23.48m , missing expectations by -0.74%.

Earnings released on 9 Aug 2021

EPS came in at -$0.34 falling short of the estimated -$0.29 by -17.24%, while revenue for the quarter reached $22.76m , beating expectations by +20.29%.

CSTL Stock Performance

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