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Brii Biosciences Limited — Investor Relations & Filings

Ticker · 2137 ISIN · KYG1645A1094 LEI · 5493000GCQ47MM4EKK44 HKEX Manufacturing
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Filings indexed 280 across all filing types
Latest filing 2026-05-22 Legal Proceedings Report
Country KY Cayman Islands
Listing HKEX 2137

About Brii Biosciences Limited

http://www.briibio.com

Brii Biosciences Limited is a biotechnology company focused on developing therapies to address significant public health challenges. The company specializes in advancing first-in-class and/or different-in-class treatment options, primarily targeting infectious diseases and central nervous system diseases. Brii Bio concentrates its development efforts on therapeutic areas characterized by high unmet medical needs, social stigmas, and limited existing treatment options. Through scientific innovation and critical patient insights, the company is building an extensive pipeline designed to deliver differentiated therapeutic solutions.

Recent filings

Filing Released Lang Actions
INSIDE INFORMATION IN RELATION TO ARBITRATION PROCEEDINGS
Legal Proceedings Report Classification · 90% confidence The document is an announcement under Hong Kong Listing Rules about ongoing arbitration proceedings, providing updates on a contractual dispute. It does not present financial results, bond rate changes, or management changes but details legal arbitration matters. This fits the definition of a Legal Proceedings Report (LTR).
2026-05-22 English
MONTHLY RETURN OF EQUITY ISSUER ON MOVEMENTS IN SECURITIES FOR THE MONTH ENDED 30 APRIL 2026
Regulatory Filings
2026-05-06 English
VOLUNTARY ANNOUNCEMENT Presents Cross-Study Analysis of Post-Treatment HBsAg Rebound at APASL 2026
Regulatory Filings Classification · 86% confidence The document is a voluntary announcement filed on the Hong Kong Exchange announcing the Company’s scientific cross-study analysis presentation at a medical conference (APASL 2026). It contains no financial results, no change in management or board, no capital or dividend update, and is not a standalone financial report or detailed investor slide deck. It does not request votes nor provide proxy materials. Thus it does not fit any specific category except the general fallback “Regulatory Filings (RNS).”
2026-04-26 English
Notification Letter and Request Form for Non-registered Shareholders
Report Publication Announcement Classification · 95% confidence The document is a notification letter to non-registered shareholders informing them that the 2025 Annual Report, Circular, Notice of Annual General Meeting and Proxy Form, and 2025 ESG Report have been published online, and provides instructions to request printed copies. It does not contain the reports themselves or substantive financial data, but rather announces their availability. This fits the definition of a Report Publication Announcement.
2026-04-23 English
Notification Letter and Change Request Form for Registered Shareholders
Report Publication Announcement Classification · 85% confidence The document is a corporate notification letter informing shareholders that the 2025 Annual Report, Circular, Notice of Annual General Meeting, Proxy Form, and 2025 ESG Report have been published online and providing instructions for requesting printed or electronic copies. It does not contain the financial statements themselves, nor detailed report content, but simply announces the publication and access methods. This matches the definition of a Report Publication Announcement (RPA).
2026-04-23 English
2025 Environmental, Social and Governance Report
Environmental & Social Information Classification · 100% confidence The document is titled '2025 Environmental, Social and Governance Report' and contains extensive content related to ESG topics such as environmental sustainability, social responsibility, governance, risk management, and corporate ethics. It includes a Chairman's statement, detailed sections on social and environmental initiatives, governance practices, and sustainability data. The document is lengthy (15,000 characters) and contains substantive narrative and data on ESG performance for the year 2025. There is no indication that this is an announcement or a brief summary; rather, it is a full report focused on ESG matters. Therefore, the document fits the category of Environmental & Social Information (ESG) report.
2026-04-23 English

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