NASDAQ:PRTA Prothena Q3 2023 Earnings Report $6.08 -0.10 (-1.62%) Closing price 06/27/2025 04:00 PM EasternExtended Trading$6.16 +0.08 (+1.38%) As of 04:05 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. ProfileEarnings HistoryForecast Prothena EPS ResultsActual EPS$0.38Consensus EPS -$0.26Beat/MissBeat by +$0.64One Year Ago EPSN/AProthena Revenue ResultsActual Revenue$84.87 millionExpected Revenue$51.85 millionBeat/MissBeat by +$33.02 millionYoY Revenue GrowthN/AProthena Announcement DetailsQuarterQ3 2023Date11/2/2023TimeN/AConference Call DateThursday, November 2, 2023Conference Call Time8:00AM ETUpcoming EarningsProthena's Q2 2025 earnings is scheduled for Wednesday, August 6, 2025, with a conference call scheduled on Thursday, August 7, 2025 at 4:00 PM ET. Check back for transcripts, audio, and key financial metrics as they become available.Conference Call ResourcesPress Release (8-K)Quarterly Report (10-Q)Earnings HistoryCompany ProfilePowered by Earnings DocumentsPress Release(8-K)Quarterly report(10-Q) Prothena Earnings HeadlinesProthena Corporation plc (NASDAQ:PRTA) Receives $31.50 Average PT from Analysts4 hours ago | americanbankingnews.comProthena (NASDAQ:PRTA) Earns Neutral Rating from Cantor FitzgeraldJune 21, 2025 | americanbankingnews.comIs Elon's empire crumbling?The Tesla Shock Nobody Sees Coming While headlines scream "Tesla is doomed"... Jeff Brown has uncovered a revolutionary AI breakthrough buried inside Tesla's labs. One that is helping AI escape from our computer screens and manifest itself here in the real world all while creating a 25,000% growth market explosion starting as early as July 23rd. | Brownstone Research (Ad)Prothena Corp (PRTA) Receives Reiterated Neutral Rating from Cantor Fitzgerald | PRTA Stock NewsJune 20, 2025 | gurufocus.comRoche’s Phase 3 Move Boosts Outlook for Prothena Corporation plc (PRTA)June 19, 2025 | finance.yahoo.comProthena Announces Corporate RestructuringJune 18, 2025 | finance.yahoo.comSee More Prothena Headlines Get Earnings Announcements in your inboxWant to stay updated on the latest earnings announcements and upcoming reports for companies like Prothena? Sign up for Earnings360's daily newsletter to receive timely earnings updates on Prothena and other key companies, straight to your email. Email Address About ProthenaProthena (NASDAQ:PRTA), a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. The company is involved in developing birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, for the treatment of Parkinson's disease and other related synucleinopathies which is in Phase IIb clinical trial; NNC6019 that is in Phase lI clinical trial for the treatment of ATTR amyloidosis; and BMS-986446 and PRX012, which is in Phase I clinical trial for the treatment of Alzheimer's disease. Its discovery and preclinical programs include PRX123, a dual Aß-Tau vaccine for the treatment and prevention of Alzheimer's disease; and PRX019 for the treatment of neurogenerative diseases, as well as TDP-43 for the treatment of amyotrophic lateral sclerosis. Prothena Corporation plc has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and a collaboration agreement with Bristol-Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. The company was incorporated in 2012 and is based in Dublin, Ireland.View Prothena ProfileRead more More Earnings Resources from MarketBeat Earnings Tools Today's Earnings Tomorrow's Earnings Next Week's Earnings Upcoming Earnings Calls Earnings Newsletter Earnings Call Transcripts Earnings Beats & Misses Corporate Guidance Earnings Screener Earnings By Country U.S. Earnings Reports Canadian Earnings Reports U.K. Earnings Reports Latest Articles Smith & Wesson Stock Falls on Earnings Miss, Tariff WoesWhat to Expect From the Q2 Earnings Reporting CycleBroadcom Slides on Solid Earnings, AI Outlook Still StrongFive Below Pops on Strong Earnings, But Rally May StallRed Robin's Comeback: Q1 Earnings Spark Investor HopesOllie’s Q1 Earnings: The Good, the Bad, and What’s NextBroadcom Earnings Preview: AVGO Stock Near Record Highs Upcoming Earnings Bank of America (7/14/2025)America Movil (7/15/2025)Bank of New York Mellon (7/15/2025)Citigroup (7/15/2025)JPMorgan Chase & Co. 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