Castle Biosciences, Inc. - Common stock (NQ:CSTL)
Price and Volume
Detailed Quote| Volume | 335,419 |
| Open | 34.13 |
| Bid (Size) | 33.13 (600) |
| Ask (Size) | 33.20 (1,100) |
| Prev. Close | 34.37 |
| Today's Range | 33.06 - 34.55 |
| 52wk Range | 17.72 - 44.28 |
| Shares Outstanding | 25,167,365 |
| Dividend Yield | N/A |
Top News
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Performance
52-Week Range
25.0% below 52-week high
33.19
17.7252W Low
44.2852W High
1 Week
4.4% below 1-week high
31.671W Low
34.721W High
Castle Biosciences, Inc. - Common stock (CSTL) traded between $17.72 and $44.28 over the past 52 weeks and last traded at $33.19, 25.0% below its 52-week high. Over the past week it ranged between $31.67 and $34.72.
Past 12 Months
1W
-$0.61
1M
-$1.80
3M
+$8.38
6M
+$8.09
YTD
-$5.35
1Y
+$9.79
CSTL was +41.8% over the past year, +32.2% over six months, -13.9% year to date, -1.8% in the last week.
12 Months vs Market
CSTL
+41.8%
DIA
+12.5%
SPY
+13.8%
QQQ
+15.2%
IWM
+12.0%
Over the past 12 months CSTL returned +41.8% versus DIA (Dow) +12.5%, SPY (S&P 500) +13.8%, QQQ (Nasdaq 100) +15.2% and IWM (Russell 2000) +12.0%.
Volume & Liquidity
0.83× 3-mo avg
Today 335,419
3-mo avg 403.3K
1W
342.6K
1M
361.0K
3M
403.3K
6M
399.8K
YTD
393.4K
1Y
400.5K
CSTL most recently traded 335,419 shares against a 3-month average daily volume of 403.3K.
More News
Read More
Castle Biosciences Q2 Earnings Call Highlights ↗
July 30, 2026
Castle (CSTL) Q1 2026 Earnings Transcript ↗
May 06, 2026
Castle Biosciences (CSTL) Earnings Transcript ↗
February 26, 2026
Castle Biosciences Reports Fourth Quarter and Full–Year 2025 Results
February 26, 2026
AIGH Capital Dumps 1.1 Million MaxLinear (MXL) Shares ↗
February 02, 2026
Frequently Asked Questions
Is Castle Biosciences, Inc. - Common stock publicly traded?
Yes, Castle Biosciences, Inc. - Common stock is publicly traded.
What exchange does Castle Biosciences, Inc. - Common stock trade on?
Castle Biosciences, Inc. - Common stock trades on the Nasdaq Stock Market
What is the ticker symbol for Castle Biosciences, Inc. - Common stock?
The ticker symbol for Castle Biosciences, Inc. - Common stock is CSTL on the Nasdaq Stock Market
What is the current price of Castle Biosciences, Inc. - Common stock?
The current price of Castle Biosciences, Inc. - Common stock is 33.19
When was Castle Biosciences, Inc. - Common stock last traded?
The last trade of Castle Biosciences, Inc. - Common stock was at 10/22/26 04:00 PM ET
What is the market capitalization of Castle Biosciences, Inc. - Common stock?
The market capitalization of Castle Biosciences, Inc. - Common stock is 835.30M
How many shares of Castle Biosciences, Inc. - Common stock are outstanding?
Castle Biosciences, Inc. - Common stock has 835M shares outstanding.
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