Logo image of CSTL

CASTLE BIOSCIENCES INC (CSTL) Stock Technical Analysis

NASDAQ:CSTL - US14843C1053 - Common Stock

23.09 USD
-0.11 (-0.47%)
Last: 9/4/2025, 8:00:01 PM
23.09 USD
0 (0%)
After Hours: 9/4/2025, 8:00:01 PM
Technical Rating and Analysis

8

Overall CSTL gets a technical rating of 8 out of 10. Although CSTL is only a medium performer in the overall market, the technical picture looks good in both the medium and short term time frames.

Both the short term and long term trends are positive. This is a very positive sign.
In the last month CSTL has a been trading in the 18.81 - 24.51 range, which is quite wide. It is currently trading near the high of this range.
When compared to the yearly performance of all other stocks, CSTL outperforms 48% of them, which is more or less in line with the market.
CSTL is part of the Health Care Providers & Services industry. There are 102 other stocks in this industry, CSTL did better than 63% of them.
CSTL is currently trading in the middle of its 52 week range. The S&P500 Index however is currently trading near new highs, so CSTL is lagging the market.
Weekly and Daily overview Charts
CASTLE BIOSCIENCES INC / CSTL Weekly stock chart
CASTLE BIOSCIENCES INC / CSTL Daily stock chart
Setup Rating and Analysis

3

Although CSTL has an excellent technical rating, it does not offer a high quality setup at the moment. Price movement has been a little bit too volatile to find a nice entry and exit point. It is probably a good idea to wait for a consolidation first.

Support and Resistance Analysis

14.62

24.45

We found 1 important support area.

  • Support @14.77 from a trend line in the weekly time frame.

When analyzing the resistance we notice one important area.

  • A resistance zone ranging from 24.01 to 24.21. This zone is formed by a combination of multiple trend lines in multiple time frames.
Technical Indicator Signal Analysis

The Technical Rating and Setup analysis above combine different indicators and trends in different timeframes. Individual signals from indicators may give more contradictive signals and should always be interpreted in the more global context.

IndicatorValueSignalComment
ChartMill Long Term Trend IndicatorUPPOSITIVEThe long term trend for CSTL is up.
ChartMill Short Term Trend IndicatorUPPOSITIVEThe short term trend for CSTL is up.
ChartMill Relative Strength48.5NEUTRALCSTL is not amongst the best or worst performers on the market.
Simple Moving Average/SMA (20)UPPOSITIVEThe current price of CSTL is above the rising SMA(20).
Simple Moving Average/SMA (50)UPPOSITIVEThe current price of CSTL is above the rising SMA(50).
Simple Moving Average/SMA (200)DOWNMIXEDThe current price of CSTL is above a declining SMA(200).
Relative Strength Index/RSI (14)66.26NEUTRALThe RSI value for CSTL is a neutral value.
Moving Average Convergence Divergence/MACD (12, 26, 9)0.28POSITIVEThe MACD value suggests CSTL has a positive trend, although the MACD value is declining.
Stochastics (14,3)82.01OVERBOUGHTThe high Stochastics value suggests CSTL may be overbought.
Average True Range in percent/ATR (20)4.06MEDIUM VOLATILITYThe ATR as a percentage value for CSTL suggests some volalility.
Average Directional Index/ADX (14)39.15POSITIVEThe high ADX value value for CSTL suggests a strong trend.
Chart- and CandleStick Pattern Analysis
Daily CandleStick Patterns
Bullish Engulfing (D)
Bullish Hammer (D)
Bearish Inverted Hammer (D)
Hanging Man (D)
Bullish Harami (D)
Doji (D)
Gravestone Doji (D)
DragonFly Doji (D)
Bearish Engulfing (D)
Bearish Shooting Star (D)
Bearish Harami (D)
Inside Bar (D)
Red Dog Reversal Down (D)
Red Dog Reversal Up (D)
Dark Cloud Cover (D)
Weekly CandleStick Patterns
Bullish Engulfing (W)
Bullish Hammer (W)
Bearish Inverted Hammer (W)
Hanging Man (W)
Bullish Harami (W)
Doji (W)
Gravestone Doji (W)
DragonFly Doji (W)
Bearish Engulfing (W)
Bearish Shooting Star (W)
Bearish Harami (W)
Inside Bar (W)
Dark Cloud Cover (W)
Daily Chart Patterns
Bull Flag
Bear Flag
Ascending Triangle (D)
Descending Triangle (D)
Symmetrical Triangle (D)
Squeeze
Channel (D)
Channel Up (D)
Channel Down (D)
Rising Wedge (D)
Falling Wedge (D)
Double Bottom (D)
Multiple Bottom (D)
Double Top (D)
Multiple Top (D)
Weekly Chart Patterns
Weekly Bull Flag
Weekly Bear Flag
Squeeze Week
Channel (W)
Double Bottom (W)
Multiple Bottom (W)
Double Top (W)
Multiple Top (W)
CASTLE BIOSCIENCES INC / CSTL Daily stock chart

CASTLE BIOSCIENCES INC

NASDAQ:CSTL (9/4/2025, 8:00:01 PM)

After market: 23.09 0 (0%)

23.09

-0.11 (-0.47%)

Chartmill TA Rating
Chartmill Setup Rating
Sector
GICS SectorHealth Care
GICS IndustryHealth Care Providers & Services
Performance
% Chg-0.47%
1 Week3.64%
2 Weeks16.73%
1 Month16.85%
3 Month31.19%
6 Month14.25%
12 Month-21.25%
2 Year36.71%
3 Year-11.46%
5 Year-55.12%
10 YearN/A
15 YearN/A
Volatility
ATR(14)0.99
ATR(20)%4.06%
ATR Inc20.79%
Range Today0.81
ADR(20)0.94
ADR(20)%4.05%
Trend & SMA
ST Trend
LT Trend
SMA(5)
SMA(10)
SMA(20)
SMA(50)
SMA(100)
SMA(200)
Relative Strength & Ranges
CRS48.5
Mansfield-1.2
10 Day High24.51
10 Day Low19.6
20 Day High24.51
20 Day Low18.81
52 Week High35.84
52 Week Low14.59
CS1 End14.77
CR1 Start24.01
Volume & EV
DER(3)0.1%
DER(5)1.22%
Volume419.80K
Volume Incr-20.54%
Vol(5)582.08K
Vol(50)557.94K