Michael Stuart Klein - Sep 8, 2025 SCHEDULE 13D/A Report for Churchill Capital Corp X Class A Ordinary Shares, $0.0001 par value (CCCX)

Filing Manager: Michael Stuart Klein
Reporting Manager: Michael Klein
Security: Churchill Capital Corp X Class A Ordinary Shares, $0.0001 par value
Symbol: CCCX
Shares outstanding: 52.2M shares
Disclosed Ownership: 10.7M shares
Ownership: 20.4%
Form type: SCHEDULE 13D/A
Date filed: 9/11/2025, 10:12 AM
Date of event: Sep 8, 2025
Previous filing: May 21, 2025
SEC: View on sec.gov

Reporting Managers (3)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Churchill Sponsor X LLC	20.4%	10.7M	10.7M	0	/s/ Jay Taragin	by M Klein Associates, Inc., its managing member
M. Klein Associates, Inc.	20.4%	10.7M	0	10.7M	/s/ Jay Targin	Jay Taragin / Authorized Signatory
Michael Klein	20.4%	10.7M	0	10.7M	/s/ Michael Klein	Michael Klein	0001327392