Castle Biosciences, Inc.

Castle Biosciences, Inc.

Healthcare

NASDAQ:CSTL · NASDAQ Global Market

Market Cap $639.36M Beta 1.02 P/E (TTM) -48.2
$20.70 -1.48%

-$0.31 today

52W Low $14.59High $44.28

Vol 0.15M · Avg 0.38M

EPS (TTM)-$0.43
Medical - Diagnostics & Research

Management

Put operating results in leadership context

Review returns on capital, executive background, insider transactions, and growth quality to judge whether management is compounding value well.

Return Metrics

ROE, ROIC & ROA over time

Management

ROE

-5.1%

avg 12.6%

ROIC

-6.8%

avg -28.9%

ROA

-4.2%

avg -20.8%

Analysis

ROA is currently the strongest return metric at -4.2% versus its period average of -20.8%. 0 of 3 return metrics are above their quality threshold, which helps indicate how efficiently the company turns capital and assets into profit.

Management

Key executives, compensation & ownership

Management
NameTitleCompensationTenureAgeShares OwnedOwnership %

Derek J. Maetzold

Founder, Chief Executive Officer, President & Director$1.81M64$21,479.000.07%

Frank Stokes

Chief Financial Officer & Treasurer$1.00M56$60,085.000.20%

Kristen Oelschlager

Chief Operating Officer$944,652.0057$27,621.000.09%

Tobin W. Juvenal

Chief Commercial Officer$944,652.0065$98,035.000.32%

Kevin Doman

Vice President of Sales

Trisha Poteet

Senior VP of Clinical Services & Manufacturing Operations

Keli Greenberg

Vice President of Human Resources

Camilla Zuckero

Vice President of Investor Relations & Corporate Affairs

Jay Braxton

Vice President of Marketing & Brand Manager of Uveal Melanoma (UM)

Matthew Goldberg

Senior Vice President of Medical$11,766.000.04%

Insider Trading

SEC Form 4 transactions — last 12 months

Management

Buys

0

$0.00

Sells

83

$11.54M

Net Sentiment

$11.54M

Net selling

Most Active

MAETZOLD DEREK J

63 transactions

DateInsiderTypeSharesPriceValue
May 21, 2026

MAETZOLD DEREK J

Indirect

Sell1.0K$20.20$20,902.86
May 21, 2026

MAETZOLD DEREK J

Indirect

Sell880$20.20$17,772.48
May 21, 2026

MAETZOLD DEREK J

Direct

Sell420$20.20$8,482.32
May 21, 2026

MAETZOLD DEREK J

Indirect

Sell212$20.20$4,281.55
May 20, 2026

MAETZOLD DEREK J

Direct

Sell130$20.00$2,600.26
May 20, 2026

MAETZOLD DEREK J

Indirect

Sell273$20.00$5,460.55
May 20, 2026

MAETZOLD DEREK J

Indirect

Sell66$20.00$1,320.13
May 20, 2026

MAETZOLD DEREK J

Indirect

Sell322$20.00$6,440.64
May 7, 2026

MAETZOLD DEREK J

Direct

Sell5.3K$22.08$117,200.64
May 7, 2026

MAETZOLD DEREK J

Indirect

Sell1.2K$22.08$25,590.72

1–10 of 83

Analysis

Insiders reported 0 buys worth $0.00 and 83 sells worth $11.54M over the last 12 months. That adds up to net selling of $11.54M. MAETZOLD DEREK J was the most active insider with 63 transactions.

Growth Analysis

Historical CAGR & forward analyst estimates

Metric 10yr5yr3yr Fwd Est.
EPSN/AN/AN/A
N/A1 analysts
RevenueN/AN/A+60.4%
+20.6% (9yr)2 analysts
Net IncomeN/AN/AN/A
N/A2 analysts
EBITN/AN/AN/A
N/A2 analysts

Analysis

Recent growth has been strongest in Revenue at +60.4% over three years. Forward estimates point to Revenue at +20.6% (9yr), giving you a quick check on whether expectations are accelerating or cooling.

Who manages CSTL?

Castle Biosciences, Inc. (CSTL) lists 10 active executives. The top listed executive is Frank Stokes, Chief Financial Officer & Treasurer.

Are CSTL insiders buying or selling?

Recent insider activity shows net selling of $16.02M.

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