Stock Chart

CSTL

$35.26 -0.77%
Score: 43.4 HOLD
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Vol: 1.51x (vs SPY: 1.4x | vs QQQ: 1.4x)
Volume Ratio Explained

Vol: Current volume vs 20-day average
vs SPY: Relative activity vs market
vs QQQ: Relative activity vs tech

Color Guide:
● Red (≥1.5x): High activity
● Yellow (≥1.2x): Above average
● Blue (≤0.7x): Low activity

Interpretation:
• vs SPY > 1: Stock-specific interest
• vs SPY < 1: Stock quiet vs market
Chart Pattern · as of Oct 01, 2026
No qualifying chart pattern in the trailing 60 sessions — we only flag setups that pass our quality gate.
Technical Chart
CHART OVERLAYS
Active: 2
INDICATORS
TRENDLINES
OPTIONS FLOW
VOLUME & PRICE
OTHER

About CSTL - Castle Biosciences, Inc. Common Stock

Castle Biosciences Inc is a molecular diagnostics company. The group provides test solutions for the diagnosis and treatment of dermatologic cancers, Barrett's esophagus (BE), and uveal melanoma. The product portfolio of the company includes DecisionDx-Melanoma, a risk stratification gene expression profile (GEP) test; 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 test to predict future development of progression of high-grade dysplasia …

Key Statistics

Market Cap $1B

This CSTL stock chart provides comprehensive technical analysis including candlestick patterns, volume profile analysis, and options open interest data. Track CSTL's price movements with trendlines, gamma walls, and key support/resistance levels.