{"id":936709,"date":"2026-02-12T18:08:52","date_gmt":"2026-02-12T23:08:52","guid":{"rendered":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/"},"modified":"2026-02-12T18:08:52","modified_gmt":"2026-02-12T23:08:52","slug":"prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026","status":"publish","type":"post","link":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/","title":{"rendered":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026"},"content":{"rendered":"

<\/p>\n

Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026<\/b><\/p>\n

DUBLIN–(BUSINESS WIRE<\/a>)–
\nProthena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its fourth quarter and full year 2025 financial results on Thursday, February 19, 2026, after the close of the U.S. financial markets. The announcement will be followed by a live audio conference call at 4:30 PM ET.<\/p>\n

\nThe conference call will be made available on the Company’s website at www.prothena.com<\/a> under the Investors tab in the Events and Presentations section. Following the live audio webcast, a replay will be available on the Company’s website for at least 90 days.<\/p>\n

\nTo access the call via dial-in, please dial +1 (800) 715-9871 (U.S. and Canada toll free) or +1 (646) 307-1963 (international) five minutes prior to the start time and refer to conference ID number 1706941. A replay of the call will be available until February 26, 2026, via dial-in at +1 (800) 770-2030 (U.S. and Canada toll free) or +1 (609) 800-9909 (international), Conference ID Number 1706941.<\/p>\n

About Prothena<\/b><\/p>\n

\nProthena Corporation plc is a late-stage clinical biotechnology company with expertise in protein dysregulation with the potential to change the course of devastating neurodegenerative and rare peripheral amyloid diseases. Fueled by its deep scientific expertise built over decades of research, Prothena is advancing a pipeline of therapeutic candidates for a number of indications and novel targets for which its ability to integrate scientific insights around neurological dysfunction and the biology of misfolded proteins can be leveraged. Prothena\u2019s pipeline includes both wholly-owned and partnered programs being developed for the potential treatment of diseases including Parkinson\u2019s disease, ATTR amyloidosis with cardiomyopathy, Alzheimer\u2019s disease, Amyotrophic lateral sclerosis (ALS) and a number of other neurodegenerative diseases. Prothena is developing and applying its proprietary CYTOPE\u00ae<\/sup> technology to target a broad spectrum of intracellular disease pathways in the brain and periphery. For more information, please visit the Company\u2019s website at www.prothena.com<\/a> and follow the Company on X (formerly Twitter) @ProthenaCorp.<\/p>\n

\"\"<\/p>\n

View source version on businesswire.com: <\/span>https:\/\/www.businesswire.com\/news\/home\/20260212843430\/en\/<\/a><\/span><\/p>\n

\nMark Johnson, CFA, Vice President, Investor Relations
\n
650-837-8550
\n
IR@prothena.com
\n<\/a>
Media@prothena.com<\/a><\/p>\n

KEYWORDS:<\/b> Europe Ireland United Kingdom<\/p>\n

INDUSTRY KEYWORDS:<\/b> Research Neurology Genetics Clinical Trials Biotechnology Health Pharmaceutical General Health Science<\/p>\n

MEDIA:<\/b><\/p>\n\n\n\n\n
Logo<\/b><\/font><\/td>\n<\/tr>\n
\"Logo\"<\/td>\n<\/tr>\n
<\/font><\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 DUBLIN–(BUSINESS WIRE)– Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its fourth quarter and full year 2025 financial results on Thursday, February 19, 2026, after the close of the U.S. financial markets. The announcement will be followed by a live audio conference call at 4:30 PM ET. The conference call will be made available on the Company’s website at www.prothena.com under the Investors tab in the Events and Presentations section. Following the live audio webcast, a replay will be available on the Company’s website for at … <\/p>\n

Continue reading “Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026”<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-936709","post","type-post","status-publish","format-standard","hentry"],"yoast_head":"\nProthena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk\" \/>\n<meta property=\"og:description\" content=\"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 DUBLIN–(BUSINESS WIRE)– Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its fourth quarter and full year 2025 financial results on Thursday, February 19, 2026, after the close of the U.S. financial markets. The announcement will be followed by a live audio conference call at 4:30 PM ET. The conference call will be made available on the Company’s website at www.prothena.com under the Investors tab in the Events and Presentations section. Following the live audio webcast, a replay will be available on the Company’s website for at … Continue reading "Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026"\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/\" \/>\n<meta property=\"og:site_name\" content=\"Market Newsdesk\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-12T23:08:52+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en\" \/>\n<meta name=\"author\" content=\"Newsdesk\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Newsdesk\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/\"},\"author\":{\"name\":\"Newsdesk\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/#\\\/schema\\\/person\\\/482f27a394d4fda80ecb5499e519d979\"},\"headline\":\"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026\",\"datePublished\":\"2026-02-12T23:08:52+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/\"},\"wordCount\":400,\"image\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/cts.businesswire.com\\\/ct\\\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en\",\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/\",\"url\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/\",\"name\":\"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/cts.businesswire.com\\\/ct\\\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en\",\"datePublished\":\"2026-02-12T23:08:52+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/#\\\/schema\\\/person\\\/482f27a394d4fda80ecb5499e519d979\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#primaryimage\",\"url\":\"https:\\\/\\\/cts.businesswire.com\\\/ct\\\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en\",\"contentUrl\":\"https:\\\/\\\/cts.businesswire.com\\\/ct\\\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/#website\",\"url\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/\",\"name\":\"Market Newsdesk\",\"description\":\"Latest Business News in Real Time\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/#\\\/schema\\\/person\\\/482f27a394d4fda80ecb5499e519d979\",\"name\":\"Newsdesk\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g\",\"caption\":\"Newsdesk\"},\"url\":\"https:\\\/\\\/www.marketnewsdesk.com\\\/index.php\\\/author\\\/newsdesk\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/","og_locale":"en_US","og_type":"article","og_title":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk","og_description":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 DUBLIN–(BUSINESS WIRE)– Prothena Corporation plc (NASDAQ:PRTA), a late-stage clinical biotechnology company with a robust pipeline of investigational therapeutics built on protein dysregulation expertise, today announced that it will report its fourth quarter and full year 2025 financial results on Thursday, February 19, 2026, after the close of the U.S. financial markets. The announcement will be followed by a live audio conference call at 4:30 PM ET. The conference call will be made available on the Company’s website at www.prothena.com under the Investors tab in the Events and Presentations section. Following the live audio webcast, a replay will be available on the Company’s website for at … Continue reading \"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026\"","og_url":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/","og_site_name":"Market Newsdesk","article_published_time":"2026-02-12T23:08:52+00:00","og_image":[{"url":"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en","type":"","width":"","height":""}],"author":"Newsdesk","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Newsdesk","Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#article","isPartOf":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/"},"author":{"name":"Newsdesk","@id":"https:\/\/www.marketnewsdesk.com\/#\/schema\/person\/482f27a394d4fda80ecb5499e519d979"},"headline":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026","datePublished":"2026-02-12T23:08:52+00:00","mainEntityOfPage":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/"},"wordCount":400,"image":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#primaryimage"},"thumbnailUrl":"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en","inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/","url":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/","name":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026 - Market Newsdesk","isPartOf":{"@id":"https:\/\/www.marketnewsdesk.com\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#primaryimage"},"image":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#primaryimage"},"thumbnailUrl":"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en","datePublished":"2026-02-12T23:08:52+00:00","author":{"@id":"https:\/\/www.marketnewsdesk.com\/#\/schema\/person\/482f27a394d4fda80ecb5499e519d979"},"breadcrumb":{"@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#primaryimage","url":"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en","contentUrl":"https:\/\/cts.businesswire.com\/ct\/CT?id=bwnews&sty=20260212843430r1&sid=flmnd&distro=nx&lang=en"},{"@type":"BreadcrumbList","@id":"https:\/\/www.marketnewsdesk.com\/index.php\/prothena-to-report-fourth-quarter-and-full-year-2025-financial-results-on-february-19-2026\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.marketnewsdesk.com\/"},{"@type":"ListItem","position":2,"name":"Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026"}]},{"@type":"WebSite","@id":"https:\/\/www.marketnewsdesk.com\/#website","url":"https:\/\/www.marketnewsdesk.com\/","name":"Market Newsdesk","description":"Latest Business News in Real Time","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.marketnewsdesk.com\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.marketnewsdesk.com\/#\/schema\/person\/482f27a394d4fda80ecb5499e519d979","name":"Newsdesk","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/secure.gravatar.com\/avatar\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/a0d0bd5b0f0ca12a265a459b13169dac35f33776d8501eda5e68844a366f2f46?s=96&d=mm&r=g","caption":"Newsdesk"},"url":"https:\/\/www.marketnewsdesk.com\/index.php\/author\/newsdesk\/"}]}},"_links":{"self":[{"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/posts\/936709","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/comments?post=936709"}],"version-history":[{"count":0,"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/posts\/936709\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/media?parent=936709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/categories?post=936709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.marketnewsdesk.com\/index.php\/wp-json\/wp\/v2\/tags?post=936709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}