Castle Biosciences

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About CSTL

Castle Biosciences, Inc.is a molecular diagnostics company offering innovative test solutions to aid clinicians in the diagnosis and treatment of dermatologic cancers, barrett’s esophagus, uveal melanoma, and in the treatment of mental health conditions. The firm offers DecisionDx-Melanoma, a proprietary multi-gene expression profile (GEP) test that predicts the risk of metastasis and recurrence for patients diagnosed with invasive cutaneous melanoma. 

CEO
Derek J. Maetzold
CEODerek J. Maetzold
Employees
761
Employees761
Headquarters
Friendswood, Texas
HeadquartersFriendswood, Texas
Founded
2007
Founded2007
Employees
761
Employees761

CSTL Key Statistics

Market cap
932.87M
Market cap932.87M
Price-Earnings ratio
-71.85
Price-Earnings ratio-71.85
Dividend yield
Dividend yield
Average volume
467.51K
Average volume467.51K
High today
$32.83
High today$32.83
Low today
$31.39
Low today$31.39
Open price
$32.83
Open price$32.83
Volume
278.23K
Volume278.23K
52 Week high
$44.28
52 Week high$44.28
52 Week low
$14.59
52 Week low$14.59

Stock Snapshot

The current Castle Biosciences(CSTL) stock price is $31.85, with a market capitalization of 932.87M. The stock trades at a price-to-earnings (P/E) ratio of -71.85.

During the trading session on 2026-02-12, Castle Biosciences(CSTL) shares reached a daily high of $32.83 and a low of $31.39. At a current price of $31.85, the stock is +1.5% higher than the low and still -3.0% under the high.

Trading activity shows a volume of 278.23K, compared to an average daily volume of 467.51K.

The stock's 52-week range extends from a low of $14.59 to a high of $44.28.

The stock's 52-week range extends from a low of $14.59 to a high of $44.28.

Analyst ratings

100%

of 8 ratings
Buy
100%
Hold
0%
Sell
0%

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