Castle Biosciences (CSTL) Stock: Buy, Sell, or Hold?
CSTL - Castle Biosciences, Inc. Common Stock
$32.33
0.01 (0.03%)
â˛
5d:
-0.98%
30d:
+2.86%
90d:
+53.88%
WAIT
LOW Confidence
Analysis Updated: Sep 11, 2026 12:00 AM ET
Earnings: Nov 02, 2026
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Interactive Price Chart (1 Month)
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Bottom Line:
âšī¸ NEUTRAL: CSTL is fairly priced but lacks strong directional signals. Wait for clearer setup or better entry on dips.
âšī¸ NEUTRAL: CSTL is fairly priced but lacks strong directional signals. Wait for clearer setup or better entry on dips.
In-depth Analysis How we analyze
Valuation Analysis: CSTL is currently trading at $32.33, which is considered fair relative to its 30-day fair value range of $30.82 to $33.76.
Technical Outlook: Technically, CSTL is in a strong uptrend. The price is currently testing key support at $31.44. A bounce from this level would confirm strength, while a break below could signal further downside.
Market Sentiment: CSTL scores 15/100 on our bottoming-setup gauge. Note this measures entry quality, not trend direction — a low score can mean the chart is extended after a strong run (don't chase) or still falling without stabilization; better entries typically come after a pullback toward the 20-day average. Wall Street analysts see significant upside, with an average price target of $44.00 (+36.1%). Current signals suggest waiting for a better entry point before initiating new positions.
Technical Outlook: Technically, CSTL is in a strong uptrend. The price is currently testing key support at $31.44. A bounce from this level would confirm strength, while a break below could signal further downside.
Market Sentiment: CSTL scores 15/100 on our bottoming-setup gauge. Note this measures entry quality, not trend direction — a low score can mean the chart is extended after a strong run (don't chase) or still falling without stabilization; better entries typically come after a pullback toward the 20-day average. Wall Street analysts see significant upside, with an average price target of $44.00 (+36.1%). Current signals suggest waiting for a better entry point before initiating new positions.
Quick Decision Summary
Current Position
FAIR
Historical Trading Range
$30.82 -
$33.76
Company Quality Score
42/100
(HOLD)
Volume Confirmation
HIGH
Confidence Score
50.0%
All Signals
- NEUTRAL: Price in fair range
- BEARISH: Weak technical setup (15/100)
- BULLISH: High volume confirmation
- BULLISH: Trading 36.1% below Wall St target ($44.00)
- WARNING: Composite score 42/100 in the bottom quintile â this cohort historically lags the market
Trading Range Analysis
30-Day Trading Range
$30.82 -
$33.76
Current vs Trading Range
FAIR
Support & Resistance Levels
Support Level
$31.44
Resistance Level
$34.73
Current Trend
Strong Uptrend
Technical data as of
Sep 11, 2026
Fundamental Context
Forward P/E (Next Year Est.)
-32.69
Wall Street Target
$44.00
(+36.1%)
Revenue Growth (YoY)
20.1%
Earnings Growth (YoY)
-51.6%
Profit Margin
-5.4%
Share & Embed Analysis
Last updated: September 12, 2026 1:30 AM ET
Data refreshes hourly during market hours. Next update: 2:30 AM
Data refreshes hourly during market hours. Next update: 2:30 AM
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Technical Signals Check
Is CSTL showing a specific setup today?
Insider Activity (6 Months)
0
Buys
6
Sells
Net
INSIDERS SELLING
Recent Transactions
Derek J Maetzold
SELL
3622 shares
2026-04-21
Derek J Maetzold
SELL
550 shares
2026-04-21
Derek J Maetzold
SELL
6214 shares
2026-04-06
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