Prothena (PRTA) Options Chain & Prices $8.96 +0.03 (+0.34%) As of 01:21 PM Eastern This is a fair market value price provided by Massive. Learn more. Add Compare Share Share Options Chain Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest PRTA Put and Call Options List 1/21/2028 3/19/2027 1/15/2027 12/18/2026 10/16/2026 9/18/2026 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 Vericel Options Agios Pharmaceuticals Options Stoke Therapeutics Options Vir Biotechnology Options Xencor Options Recursion Pharmaceuticals Options Lakefront Biotherapeutics American Depositary Shares Options Immunocore Options Taysha Gene Therapies Options Syndax Pharmaceuticals Options Options Chain Tools Short Interest TrackerShort Interest IncreasesShort Interest DecreasesUnusual Call VolumeUnusual Put Volume This page (NASDAQ:PRTA) was last updated on 9/14/2026 by MarketBeat.com Staff. From Our PartnersIf You Have $50k+ on Coinbase, This Will Ruin Your DayOctober 14th, 2025, CNBC quietly published an interview with BlackRock's CEO, who went on live television and ...Decentralized Masters | SponsoredIs This the New Normal for Gold?Barrick Mining has spent decades building one of the world's great gold districts in Nevada, anchored by Fourm...Wall Street Logic | SponsoredThe Flaw Your Financial Advisor Will Not NameThe U.S. government values its gold at $42 an ounce, a price set by Congress in 1973 and never updated. Gold t...Monetary Gold | SponsoredHere’s the stock symbol I’ve promisedWhitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...Stansberry Research | SponsoredDOJ Admits It In Court—Your Cash Can Be Seized Without WarningThe Department of Justice recently argued in court that cash may not be legally your property - raising concer...Priority Gold | SponsoredThey didn't warn anyone in 1971. This time someone is warning you.On August 15, 1971, Nixon interrupted prime-time television and ended the gold standard in 15 minutes - no deb...Reagan Gold Group | SponsoredWhy the Treasury still prices gold at 42 dollars an ounceThe U.S. Treasury still values its gold reserves at 42.22 dollars an ounce, a price set in 1973. Gold trades n...Golden Portfolio | 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 | 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 Prothena Corporation plc Please log in to your account or sign up in order to add this asset to your watchlist. Share Prothena 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.
