William C. Stone - 31 Dec 2025 SCHEDULE 13G/A Report for SS&C Technologies Holdings, Inc. Common Stock, par value $0.01 per share (SSNC)

Filing Manager: William C. Stone
Reporting Manager: William C. Stone
Security: SS&C Technologies Holdings, Inc. Common Stock, par value $0.01 per share
Symbol: SSNC
Shares outstanding: 246,169,769 shares
Disclosed Ownership: 35,202,277 shares
Ownership: 14%
Form type: SCHEDULE 13G/A
Filing time: 09 Feb 2026, 16:53:28 UTC
Date of event: 31 Dec 2025
Previous filing: 10 Feb 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
William C. Stone	14%	35,202,277	35,202,277	0	/William C. Stone/	Chief Executive Officer