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PRTA News and Press, Prothena Corporation plc

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Company Name: Prothena Corporation plc
Stock Symbol: PRTA
Market: NASDAQ
Website: prothena.com

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PRTA - Prothena authorizes up to $100 million share repurchase plan

2026-02-27 16:24:45 ET More on Prothena Prothena Corporation plc 2025 Q4 - Results - Earnings Call Presentation Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript Prothena Corporation plc (PRTA) Presents at Evercore 8th Annual Healthcare Conference Tran...

PRTA - Prothena Announces up to $100 Million Share Repurchase Plan

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 its Board of Directors has authorized a Share Repurchase Plan under which the Company may repur...

PRTA - Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript

2026-02-19 21:24:58 ET Prothena Corporation plc (PRTA) Q4 2025 Earnings Call February 19, 2026 4:30 PM EST... Read the full article on Seeking Alpha For further details see: Prothena Corporation plc (PRTA) Q4 2025 Earnings Call Transcript

PRTA - Prothena GAAP EPS of -$0.40 beats by $0.16, revenue of $0.02M misses by $0.65M

2026-02-19 16:33:10 ET More on Prothena Prothena Corporation plc (PRTA) Presents at Evercore 8th Annual Healthcare Conference Transcript Seeking Alpha’s Quant Rating on Prothena Historical earnings data for Prothena Financial information for Prothena ...

PRTA - Prothena Reports Fourth Quarter and Full Year 2025 Financial Results, and Provides Financial Guidance and Business Highlights

Net cash used in operating and investing activities was $23.3 million and $163.7 million for the fourth quarter and full year of 2025, respectively; quarter-end cash and restricted cash position was $308.4 million Prothena expects the full year 2026 net cash used in operating and investing ac...

PRTA - Expected US Company Earnings on Thursday, February 19th, 2026

Travere Therapeutics Inc. (TVTX) is expected to report $0.03 for Q4 2025 Teck Resources Ltd (TECK) is expected to report $0.59 for Q4 2025 Heidmar Maritime Holdings Corp. (HMR) is expected to report $0.05 for Q4 2025 Endava plc American Depositary Shares (each representing one Class A...

PRTA - Prothena to Report Fourth Quarter and Full Year 2025 Financial Results on February 19, 2026

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...

PRTA - Prothena Announces Poster Presentation on its TDP-43 CYTOPE® Program at Neuroscience 2025

TDP-43 CYTOPE ® preclinical data demonstrates the potential of Prothena’s CYTOPE technology as a novel modality for delivering large molecules into cells, enabling precise targeting of intracellular disease pathways Systemically-administered TDP-43 CYTOPE rapidly and efficient...

PRTA - Prothena Highlights Phase 2 Data for Coramitug (Formerly PRX004) Published in Circulation, Official Journal of AHA

Novo Nordisk’s Phase 2 data for coramitug supports ongoing Phase 3 CLEOPATTRA clinical trial in patients with ATTR amyloidosis with cardiomyopathy Coramitug is being developed by Novo Nordisk as part of their up to $1.2 billion acquisition of Prothena’s ATTR amyloidosis business...

PRTA - Prothena GAAP EPS of -$0.68 beats by $0.01, revenue of $2.4M misses by $4.24M

2025-11-06 16:10:29 ET More on Prothena Seeking Alpha’s Quant Rating on Prothena Historical earnings data for Prothena Financial information for Prothena Read the full article on Seeking Alpha For further details see: Prothena GAAP EPS of -...

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