Castle Biosciences, Inc. - Common stock (NQ:CSTL)
Price and Volume
Detailed Quote| Volume | 53,374 |
| Open | 36.65 |
| Bid (Size) | 34.95 (100) |
| Ask (Size) | 35.19 (200) |
| Prev. Close | 36.65 |
| Today's Range | 34.84 - 37.99 |
| 52wk Range | 17.72 - 44.28 |
| Shares Outstanding | 25,167,365 |
| Dividend Yield | N/A |
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Performance
52-Week Range
20.5% below 52-week high
35.19
17.7252W Low
44.2852W High
1 Week
4.9% below 1-week high
34.141W Low
36.991W High
Castle Biosciences, Inc. - Common stock (CSTL) traded between $17.72 and $44.28 over the past 52 weeks and last traded at $35.19, 20.5% below its 52-week high. Over the past week it ranged between $34.14 and $36.99.
Past 12 Months
1W
+$0.31
1M
+$2.43
3M
+$10.98
6M
+$10.46
YTD
-$3.35
1Y
+$11.88
CSTL was +51.0% over the past year, +42.3% over six months, -8.7% year to date, +0.9% in the last week.
12 Months vs Market
CSTL
+51.0%
DIA
+10.4%
SPY
+16.2%
QQQ
+25.3%
IWM
+14.6%
Over the past 12 months CSTL returned +51.0% versus DIA (Dow) +10.4%, SPY (S&P 500) +16.2%, QQQ (Nasdaq 100) +25.3% and IWM (Russell 2000) +14.6%.
Volume & Liquidity
0.14× 3-mo avg
Today 53,374
3-mo avg 393.1K
1W
405.1K
1M
365.7K
3M
393.1K
6M
395.4K
YTD
397.3K
1Y
398.0K
CSTL most recently traded 53,374 shares against a 3-month average daily volume of 393.1K.
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 35.19
When was Castle Biosciences, Inc. - Common stock last traded?
The last trade of Castle Biosciences, Inc. - Common stock was at 10/06/26 10:16 AM ET
What is the market capitalization of Castle Biosciences, Inc. - Common stock?
The market capitalization of Castle Biosciences, Inc. - Common stock is 885.64M
How many shares of Castle Biosciences, Inc. - Common stock are outstanding?
Castle Biosciences, Inc. - Common stock has 886M shares outstanding.