Vanguard Group Inc - Sep 30, 2025 SCHEDULE 13G/A Report for MarketAxess Holdings Inc Common Stock (MKTX)

Filing Manager: Vanguard Group Inc
Reporting Manager: The Vanguard Group
Security: MarketAxess Holdings Inc Common Stock
Symbol: MKTX
Shares outstanding: 37.4M shares
Disclosed Ownership: 3.85M shares
Ownership: 10.3%
Form type: SCHEDULE 13G/A
Date filed: 10/31/2025, 11:04 AM
Date of event: Sep 30, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	10.31%	3.85M	0	223K	Ashley Grim	Head of Global Fund Administration