T. Rowe Price Investment Management, Inc.

Position in NI — Nisource Inc.

CIK 1897612 BALTIMORE, MD

Position in NI

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$2,324,368,599

+$173,550,827 QoQ

Shares Held

49,815,015

-3.3% QoQ

Ownership

10.4%

of shares outstanding

% of Portfolio

1.62%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2024

9 quarters on record

Voting authority Sole 93.61214083745634.ToString("F0")% Shared 0.ToString("F0")% None 6.387859162543663.ToString("F0")%

Utilities · as of Mar 31, 2026

T. Rowe Price Investment Management, Inc. holds $3,030,979,930 across 7 Utilities - Regulated Gas names. NI ranks #1 (76.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	NI	Nisource Inc. This page	49,815,015	$2,324,368,599
2	CPK	Chesapeake Utilities Corp	2,378,936	$300,626,142
3	OGS	ONE Gas, Inc.	1,861,962	$160,370,787
4	SWX	Southwest Gas Holdings, Inc.	1,034,583	$89,905,262
5	ATO	Atmos Energy Corp	358,652	$66,250,197
6	SR	Spire Inc	494,079	$44,733,912
7	MDU	Mdu Resources Group Inc	2,158,544	$44,725,031

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$2,324,368,599	49,815,015	-3.3%	Shares	Sole	2026-05-15
2025-12-31	$2,150,817,772	51,504,257	+19.0%	Shares	Sole	2026-02-19
2025-09-30	$1,873,332,499	43,264,030	+6.3%	Shares	Sole	2025-11-14
2025-06-30	$1,642,506,232	40,716,565	+69.5%	Shares	Sole	2025-08-14
2025-03-31	$962,996,237	24,020,859	+12.4%	Shares	Sole	2025-05-14
2024-12-31	$785,562,376	21,370,032	+10.1%	Shares	Sole	2025-02-14
2024-09-30	$672,372,785	19,404,698	+41.1%	Shares	Sole	2024-11-14
2024-06-30	$396,162,535	13,750,869	+17.7%	Shares	Sole	2024-08-14
2024-03-31	$323,197,529	11,684,654	—	Shares	Sole	2024-05-15
No filing history on record for this holder in this stock.