T. Rowe Price Investment Management, Inc. - 30 Nov 2025 SCHEDULE 13G/A Report for NISOURCE INC COMMON STOCK (NI)

Filing Manager: T. Rowe Price Investment Management, Inc.
Reporting Manager: T. Rowe Price Investment Management, Inc.
Security: NISOURCE INC COMMON STOCK
Symbol: NI
Shares outstanding: 479M shares
Disclosed Ownership: 50.3M shares
Ownership: 10.5%
Form type: SCHEDULE 13G/A
Filing time: 05 Dec 2025, 12:52:13 UTC
Date of event: 30 Nov 2025
Previous filing: 14 Aug 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
T. Rowe Price Investment Management, Inc.	10.5%	50.3M	47.1M	0	Ellen York	Vice President