Castle Biosciences, Inc. Common Stock

CSTL US14843C1053

💰
Capitalization
Small-cap

Castle Biosciences Inc is a commercial-stage dermatological cancer company. It is focused on providing physicians and their patients with personalized, clinically actionable genomic information to make more accurate treatment decisions. The product portfolio of the company includes Cutaneous Melanoma, DecisionDx-Melanoma, DecisionDx-CMSeq, and DecisionDx-PRAME among others.

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Website
https://www.castlebiosciences.com
Annual Performance 1
2021 2022 2023 2024 2025
-38% -48% -5% 21% 0%
Annual Insiders Turnover, USD 2

1 annual and historical performance metrics are recalculated on a daily basis;
2 represents the total value of insider transactions (both buying and selling);

Insider Activity
📊
Transactions
606
🙍
Insiders
5
Person Price Shares Total Published Completed
Maetzold Derek J
PR 		22.58
USD 		1,339
Sold 		30,235
USD 		02/10/2025 02/10/2025
Maetzold Derek J
PR 		21.97
USD 		1,339
Sold 		29,419
USD 		17/09/2025 17/09/2025
Maetzold Derek J
PR 		23.93
USD 		1,339
Sold 		32,042
USD 		02/09/2025 02/09/2025
Oelschlager Kristen M
COO 		21.69
USD 		18,007
Sold 		390,572
USD 		27/08/2025 27/08/2025
Oelschlager Kristen M
COO 		22.02
USD 		12,677
Sold 		279,135
USD 		27/08/2025 27/08/2025
Maetzold Derek J
PR 		20.04
USD 		1,339
Sold 		26,834
USD 		15/08/2025 15/08/2025
Maetzold Derek J
PR 		19.50
USD 		43,019
Sold 		839,043
USD 		13/08/2025 13/08/2025
Maetzold Derek J
PR 		20.30
USD 		4,944
Sold 		100,363
USD 		27/06/2025 27/06/2025
Maetzold Derek J
PR 		20.30
USD 		660
Sold 		13,398
USD 		27/06/2025 27/06/2025
Maetzold Derek J
PR 		20.30
USD 		8,068
Sold 		163,780
USD 		27/06/2025 27/06/2025

Integrated EOD Stock Data and Insider Transactions Chart

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The visibility of insider buy and sell transactions on this chart should not be the sole factor in your decision to buy or sell a particular stock. Always consider the following dynamic reports for a broader understanding of stock market activities:

 

Historical Performance
1M 3M 6M 1Y 3Y 5Y All Time
-12% 33% 48% 112% -29% 0% 31%
Last 52W Low 52W High All-Time Low All-Time High β
22.92 14.65 34.67 11.66 97.33
Company Insiders
Person / Entity Transactions Turnover, USD Average, USD First Last
Maetzold Derek J 483 9,555,194.46 19,783.01 20/11/2023 02/10/2025
Bradbury Daniel 105 5,402,302.03 51,450.50 20/11/2023 05/02/2025
Oelschlager Kristen M 8 1,260,439.88 157,554.98 01/07/2024 27/08/2025
Stokes Frank 7 886,260.02 126,608.57 07/08/2024 20/02/2025
Juvenal Tobin W 3 301,317.92 100,439.31 01/11/2024 06/01/2025

Insiders marked in yellow represent long-term insiders. These are individuals who have engaged in transactions for over 3 years and have conducted at least 10 transactions or reached a cumulative turnover of $1M USD. When examining transaction clusters, we prioritize those conducted by long-term insiders for analysis.

Stock Advanced Metrics
Delta Correlation subscribe 🔒
Upper Bound of Standardized Transaction Amount (ubsta), USD 4 subscribe 🔒

4 represents the maximum expected transaction amount for a company's insiders, calculated based on historical data. It provides insight into the typical range of insider transaction amounts and helps in identifying unusually large transactions.

5 a proprietary metric reflecting the consistency of insider trading behavior within a company. A higher discipline index suggests more regular and predictable insider transactions.