Muneer A. Satter - 19 Nov 2025 SCHEDULE 13D/A Report for Annexon, Inc. Common Stock, par value $0.001 (ANNX)

Filing Manager: Muneer A. Satter
Reporting Manager: Satter Muneer A
Security: Annexon, Inc. Common Stock, par value $0.001
Symbol: ANNX
Shares outstanding: 145,057,417 shares
Disclosed Ownership: 10,444,134 shares
Ownership: 7.2%
Form type: SCHEDULE 13D/A
Filing time: 21 Nov 2025, 19:27:18 UTC
Date of event: 19 Nov 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Satter Muneer A	7.2%	10,444,134	10,444,134	0	/s/ Muneer Satter	Satter Muneer A	0001315797