Castle Biosciences (CSTL) Options Chain & Prices $34.99 -0.35 (-0.99%) As of 09/21/2026 04:00 PM Eastern Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest CSTL Put and Call Options List 4/16/2027 1/15/2027 11/20/2026 10/16/2026 Options Date Put and Call Options Put Options Call Options Options Type All In The Money Out of The Money Moneyness With Volume Without Volume All Volume Strike Price Min Strike Price Max Export ExpiresStrike PriceClose PricePut/CallVolumeVolume AskVolume BidOpen InterestImplied VolatilityDeltaTradesEnd-of-day options data provided by Trade Alert and Intrinio. Related Companies and Tools Related Companies CRVL Options Chain OPCH Options Chain AVAH Options Chain WGS Options Chain PRVA Options Chain NEO Options Chain MD Options Chain ASTH Options Chain ADUS Options Chain PGNY Options Chain Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:CSTL) was last updated on 9/21/2026 by MarketBeat.com Staff. From Our Partners10% yields… from a gold security?Most stocks yield under 2%. Even gold stocks average less than 1%. One gold security, backed by one of the wor...Golden Portfolio | SponsoredThe next convergence is hereIn 2006, a flooded mine at Cigar Lake sent uranium prices from the 50 range to 136 in eight months. This pa...Digest Publishing | SponsoredTrump goes "all-in" on Grand Canyon energy breakthroughA drilling crew near the Grand Canyon uncovered a clean energy well producing nearly eight times the output of...Behind the Markets | SponsoredMajor Buy Alert Issued for September 30thKeith Kaplan has invested $17 million into his own AI research tools, building a platform now used by 180,000 ...TradeSmith | SponsoredThis free guide explains options the way they should be taughtMost options educators jump straight into Greeks, spreads, and implied volatility - losing beginners before th...Base Camp Trading | SponsoredYour book attachedBill Poulos is giving away his 'Safe Trade Options Formula' book for free - but only for a limited time throug...Profits Run | Sponsored“Elon Is Not Showing This Publicly, But I Saw It”Elon Musk quietly filed a patent for a new AI invention while attention focused on the SpaceX IPO. Jeff Brown,...Brownstone Research | SponsoredBefore Anthropic becomes impossible to ignore...Riot Platforms just struck a 20-year, 191-megawatt data-center agreement tied to Anthropic, reportedly worth 9...The Oxford Club | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Castle Biosciences, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Castle Biosciences With A Colleague Link copied to clipboard. Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In Email Me a Login Link or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
