Skip to main content

Castle Biosciences, Inc. - Common stock (NQ:CSTL)

33.19 -1.18 (-3.43%)
Delayed Quote Updated: 4:00 PM EDT, Oct 22, 2026 Add to My Watchlist

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

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
+3.8%
-4.8%
+30.3%
+40.1%
-13.9%
+39.8%
1W +$1.23
1M -$1.66
3M +$7.71
6M +$9.50
YTD -$5.35
1Y +$9.45

CSTL was +39.8% over the past year, +40.1% over six months, -13.9% year to date, +3.8% in the last week.

12 Months vs Market
CSTL
+39.8%
DIA
+13.3%
SPY
+14.4%
QQQ
+16.3%
IWM
+13.7%

Over the past 12 months CSTL returned +39.8% versus DIA (Dow) +13.3%, SPY (S&P 500) +14.4%, QQQ (Nasdaq 100) +16.3% and IWM (Russell 2000) +13.7%.

Volume & Liquidity 0.83× 3-mo avg
Today 335,419 3-mo avg 402.7K
1W
334.7K
1M
359.7K
3M
402.7K
6M
401.2K
YTD
393.4K
1Y
401.0K

CSTL most recently traded 335,419 shares against a 3-month average daily volume of 402.7K.

More News

Read More

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.
Stock Quote API & Stock News API supplied by www.cloudquote.io
Quotes delayed at least 20 minutes.
By accessing this page, you agree to the Privacy Policy and Terms Of Service.