BlackRock, Inc. - Dec 31, 2024 Form SCHEDULE 13G/A Schedule Report for INTERACTIVE BROKERS GROUP INC (IBKR)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: INTERACTIVE BROKERS GROUP INC Class A Common Stock
Symbol: IBKR
Shares outstanding: 109M shares
Disclosed Ownership: 10.3M shares
Ownership: 9.5%
Form type: SCHEDULE 13G/A
Date filed: 2/5/2025, 01:23 PM
Date of event: Dec 31, 2024
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	9.5%	10.3M	9.85M	0	Spencer Fleming	Managing Director