Castle Biosciences (CSTL) Technical Analysis

As of 2026-07-22, CSTL last traded at 24.81 USD (+1.22% on the day) and is in a range on the daily timeframe — moving averages not aligned / flat. Nearest levels: 23.243 USD support below, 24.92 USD resistance above. 14-day RSI is 50.8 (neutral).

Last updated 2026-07-22 · Source: FMP end-of-day prices (adjusted); indicators computed by SniperIQ

Is CSTL in an uptrend or downtrend?

Castle Biosciences is in a range — moving averages not aligned / flat.

Last close24.81 USD (+1.22%)
20-day average23.901 USD
50-day average21.759 USD
200-day average28.787 USD

Key support and resistance levels for CSTL

Derived from swing pivots over the last 200 sessions:

LevelTypeStrengthTouches
24.92 USDResistanceModerate2
25.13 USDResistanceMinor1
25.71 USDResistanceModerate2
LevelTypeStrengthTouches
23.243 USDSupportStrong3
22.46 USDSupportMinor1
22.1 USDSupportMinor1

CSTL 52-week range, momentum and volatility

52-week high44.28 USD (44% below)
52-week low14.59 USD (70% above)
14-day RSI50.8 (Neutral)
14-day ATR1.017 USD (4.1% of price, High volatility)

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Frequently asked questions

Is Castle Biosciences (CSTL) in an uptrend or downtrend?

As of 2026-07-22, CSTL is in a range on the daily timeframe — moving averages not aligned / flat. Last close 24.81 USD vs 50-day average 21.759 USD and 200-day average 28.787 USD.

What are the key support and resistance levels for CSTL?

Nearest support is around 23.243 USD (strong, 3 touches). Nearest resistance is around 24.92 USD (moderate). Levels are derived from swing pivots over the last ~200 sessions.

What is CSTL's 52-week high and low?

Over the last 52 weeks, CSTL traded between 14.59 USD and 44.28 USD. It is currently 44.0% below its 52-week high.

Is CSTL overbought or oversold?

The 14-day RSI is 50.8 — in a neutral 30–70 range. Momentum reads as neutral.

How volatile is CSTL?

Its 14-day Average True Range is 1.017 (4.1% of price) — high volatility relative to price.