Filing Manager
Wei Zheng
Reporting Manager
Wei Zheng
Symbol
CNTB
Shares outstanding
55,833,616 shares
Disclosed Ownership
5,527,528 shares
Ownership
9.9%
Form type
SCHEDULE 13G/A
Filing time
28 Nov 2025, 16:23:51 UTC
Date of event
26 Nov 2025

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Wei Zheng 9.9% 5,527,528 5,527,528 0 Wei Zheng Individual