WELLINGTON MANAGEMENT GROUP LLP - 30 Sep 2025 SCHEDULE 13G Report for ZAI LAB LTD. - SB Common Stock (ZLAB)

Filing Manager
WELLINGTON MANAGEMENT GROUP LLP
Reporting Manager
Wellington Management Group LLP
Security
ZAI LAB LTD. - SB Common Stock
Symbol
ZLAB
Shares outstanding
1,123,588,717 shares
Disclosed Ownership
67,415,323 shares
Ownership
6%
Form type
SCHEDULE 13G
Filing time
12 Nov 2025, 09:33:32 UTC
Date of event
30 Sep 2025
Previous filing
12 Aug 2025
Next filing
10 Feb 2026
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Wellington Management Group LLP 6% 67,415,323 0 58,622,556 Taisia Lowe Regulatory Analyst
Wellington Group Holdings LLP 6% 67,415,323 0 58,622,556 Taisia Lowe Regulatory Analyst
Wellington Investment Advisors Holdings LLP 6% 67,415,323 0 58,622,556 Taisia Lowe Regulatory Analyst
Wellington Management Company LLP 5.4% 67,415,323 0 55,584,806 Taisia Lowe Regulatory Analyst