Weidong Yin - 28 Apr 2025 SCHEDULE 13D/A Report for SINOVAC BIOTECH LTD. Common Shares (SVA)

Filing Manager: Weidong Yin
Reporting Manager: Weidong Yin
Security: SINOVAC BIOTECH LTD. Common Shares
Symbol: SVA
Shares outstanding: 71,858,757 shares
Disclosed Ownership: 6,359,500 shares
Ownership: 8.85%
Form type: SCHEDULE 13D/A
Filing time: 30 Apr 2025, 06:07:54 UTC
Date of event: 28 Apr 2025
Previous filing: 21 Mar 2025
Next filing: 20 Jun 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Weidong Yin	8.85%	6,359,500	6,359,500	0	/s/ Weidong Yin	Weidong Yin	0001264738