77 SIR JOHN ROGERSON'S QUAY, BLOCK C, DUBLIN 2, L2
Shareholder Meeting Results - Prothena Corporation Re-Elects Directors
Reports First Quarter 2026 Financial Results and Business Highlights
Annual Report to Security Holders
Announces up to $100 Million Share Repurchase Plan
Financial Results, Press Release
News
Reports Third Quarter 2025 Financial Results and Business Highlights
Q1
FY 2024
Q3
Q2
FY 2023
Effectiveness Notice
Registration Statement for Securities to be Offered to Employees
S-3ASR
Prospectus filed pursuant to Rule 424(b)(5)
Definitive Proxy Statement
Additional Proxy Materials
PRE 14A
Amended Schedule 13G - Ownership Report
Statement of Changes in Beneficial Ownership
Initial Statement of Beneficial Ownership
Post-Effective Amendment to Registration Statement
Automatic Shelf Registration Statement