Castle Biosciences, Inc. Share Price
NASDAQ: CSTL | Small CapCastle Biosciences, Inc. Stock Performance
Open $31.51 | Prev. Close $30.38 | Circuit Range N/A |
Day Range $31.46 - $32.37 | Year Range $17.84 - $44.13 | Volume 13,870 |
Average Traded $31.93 |
Castle Biosciences, Inc. Share Price Today
As of 10 August 2026, Castle Biosciences, Inc.'s share price is $32.01. The stock opened at $31.51, compared to its previous close of $30.38. During today's trading session, Castle Biosciences, Inc.'s share price traded between $31.46 and $32.37, with an average price of $31.91. Over the past 52 weeks, the stock has recorded a high of $44.13 and a low of $17.84. In terms of performance, Castle Biosciences, Inc.'s share price has risen by 8.53% over the last six months and is up 33.13% on a year-on-year basis.
Castle Biosciences, Inc. Share Price Chart
Castle Biosciences, Inc. Stock Fundamentals & Key Indicators
Market Cap $927.70M | PE Ratio (TTM) -38.56 | Dividend Yield N/A |
EPS (TTM) $-0.83 | Revenue (TTM) $344.23M | Return On Equity (TTM) -5.13% |
Profit Margin -7.02% | Debt to Equity 0.15 | Quarterly Earnings Growth YoY -122.08% |
Castle Biosciences, Inc. Quarterly Profit & Loss
All figures in USD
Castle Biosciences, Inc. Annual Profit & Loss
All figures in USD
About Castle Biosciences, Inc.
Castle Biosciences, Inc., a molecular diagnostics company, provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), uveal melanoma, and mental health conditions. The company offers DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test that predicts the risk of metastasis for patients with uveal melanoma; 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 risk stratification spatial-omics test to predict future development of progression of high-grade dysplasia and/or esophageal cancer in patients with non-dysplastic, indefinite dysplasia, and low-grade dysplasia BE. It also provides DecisionDx-UM, a risk stratification GEP test that predicts the risk of metastasis for patients with uveal melanoma; and IDgenetix, a pharmacogenomic test that helps guide optimal drug treatment for patients diagnosed with major depressive disorder, schizophrenia, bipolar disorder, anxiety disorders, social phobia, obsessive-compulsive personality disorder, post-traumatic stress disorder, and attention deficit hyperactivity disorder. The company offers its products to skin cancer and gastroenterology markets. The company was incorporated in 2007 and is headquartered in Friendswood, Texas.
Castle Biosciences, Inc. Historical Returns
| Month | Open | Close | Change % |
|---|---|---|---|
Aug 2026 | $27.91 | $32.10 | +14.40% |
Jul 2026 | $23.91 | $28.06 | +17.75% |
Jun 2026 | $21.02 | $23.83 | +13.05% |
May 2026 | $24.58 | $21.08 | -13.85% |
Apr 2026 | $24.89 | $24.47 | -0.33% |
Mar 2026 | $28.66 | $24.55 | -16.75% |
Feb 2026 | $39.84 | $29.49 | -25.11% |
Jan 2026 | $39.12 | $39.38 | +1.31% |
Dec 2025 | $39.70 | $38.87 | -2.31% |
Nov 2025 | $25.91 | $39.79 | +56.04% |
Oct 2025 | $22.88 | $25.50 | +11.89% |
Sep 2025 | $23.80 | $22.79 | -5.20% |