Ticker · CUSIP 65473P105

NI

NISOURCE INC

Utilities·Utilities - Regulated Gas

···Share

Holders (tracked)

Combined shares

18,673,132

Combined value

$744.14M

Last close

$47.72

Quarter

2025Q4

Tracked holders · last 8 quarters

Flat over the last 8 quarters.

Price is +19.7% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

19 events

Dan Sundheim (D1 Capital) opened position2026-02-17
+1,214,570 shares · 2025Q4
13F
Ken Griffin (Citadel Advisors) added2026-02-17
+1,311,290 shares · 2025Q4
13F
D.E. Shaw & Co. opened position2026-02-17
+77,335 shares · 2025Q4
13F
AQR Capital Management added2026-02-17
+231,622 shares · 2025Q4
13F
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−2,813,806 shares · 2025Q4
13F
T. Rowe Price added2026-02-17
+7,605 shares · 2025Q4
13F
Wellington Management added2026-02-17
+1,783,900 shares · 2025Q4
13F
Ray Dalio (Bridgewater Associates) exited2026-02-13
−9,786 shares · 2025Q4
13F
Renaissance Technologies exited2026-02-12
−980,800 shares · 2025Q4
13F
Norges Bank (Norway SWF) opened position2026-02-10
+8,066,389 shares · 2025Q4
13F
D.E. Shaw & Co. exited2025-11-14
−5,413 shares · 2025Q3
13F
AQR Capital Management added2025-11-14
+319,103 shares · 2025Q3
13F
Izzy Englander (Millennium Mgmt) added2025-11-14
+3,033,764 shares · 2025Q3
13F
T. Rowe Price added2025-11-14
+39,632 shares · 2025Q3
13F
Wellington Management added2025-11-14
+178,945 shares · 2025Q3
13F
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+9,786 shares · 2025Q3
13F
Renaissance Technologies trimmed2025-11-13
−383,490 shares · 2025Q3
13F
Norges Bank (Norway SWF) exited2025-11-13
−7,351,085 shares · 2025Q3
13F
Norges Bank (Norway SWF) added2025-11-12
+68,556 shares · 2024Q3
13F

Insider activity

No insider transactions in the last 30 days.

View full insider history for NI →

Follow-the-investor returns

If you'd copied each holder of NI…

Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
T. Rowe Price	2016Q1	$9.29	+413.9%	$40.8M
Mario Gabelli (GAMCO)	2016Q1	$25.16	+89.7%	$301K
AQR Capital Management	2016Q1	$33.84	+41.0%	$63.9M
Wellington Management	2016Q1	$33.94	+40.6%	$202.2M
D.E. Shaw & Co.	2016Q1	$41.25	+15.7%	$3.7M
Dan Sundheim (D1 Capital)	2025Q4	$41.76	+14.3%	$58.0M
Ken Griffin (Citadel Advisors)	2016Q1	$41.78	+14.2%	$118.7M
Ken Griffin (Citadel Advisors)	2016Q1	$41.78	+14.2%	$118.7M
Izzy Englander (Millennium Mgmt)	2016Q1	$42.70	+11.7%	$16.8M
Norges Bank (Norway SWF)	2016Q1	$205.78	-76.8%	$384.9M

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.

New positions3

Norges Bank (Norway SWF)
+8,066,389
$336.9M
Dan Sundheim (D1 Capital)
+1,214,570
$50.7M
D.E. Shaw & Co.
+77,335
$3.2M

Added to4

Wellington Management
+1,783,900
$74.5M
Ken Griffin (Citadel Advisors)
+1,311,290
$54.8M
AQR Capital Management
+231,622
$9.7M
T. Rowe Price
+7,605
$318

Trimmed1

Izzy Englander (Millennium Mgmt)
−2,813,806
$117.5M

Exited2

Renaissance Technologies
−980,800
$42.5M
Ray Dalio (Bridgewater Associates)
−9,786
$424K

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	14	82,541,876	$52.87B	—
2022Q2	12	80,091,676	$51.68B	-2
2022Q3	15	69,327,525	$59.9M	+3
2022Q4	15	64,567,270	$1.37B	—
2023Q1	15	63,911,140	$1.43B	—
2023Q2	16	63,643,764	$1.63B	+1
2023Q3	16	60,290,591	$1.42B	—
2023Q4	14	62,747,163	$1.56B	-2
2024Q1	12	65,425,380	$1.71B	-2
2024Q2	11	72,415,659	$1.90B	-1
2024Q3	12	24,827,156	$741.8M	+1
2024Q4	11	21,474,538	$706.6M	-1
2025Q1	11	10,541,978	$364.0M	—
2025Q2	11	15,603,350	$596.6M	—
2025Q3	10	12,800,713	$517.6M	-1
2025Q4	10	18,673,132	$744.1M	—

Congress members trading this stock

Date	Member	Type	Amount range	Filing
2025-04-11	Dan Newhouse	Sell (P)	$1K – $15K	PDF ↗

Who owns NI

10 super-investors · 2025Q4

Tracked stake

18.67M

Combined value

$744M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New3Added5Trim1Held1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Norges Bank Norway SWF	8.07M	$337M	0.0%	New+8.07M
2	Wellington Management	4.24M	$177M	0.0%	Added+1.78M
3	Ken Griffin Citadel Advisors	2.49M	$104M	0.0%	Added+1.31M
4	AQR Capital Management	1.34M	$56M	0.0%	Added+231.6K
5	Dan Sundheim D1 Capital	1.21M	$51M	0.5%	New+1.21M	—
6	Izzy Englander Millennium Mgmt	352.5K	$15M	0.0%	Trim−2.81M
7	D.E. Shaw & Co.	77.3K	$3M	0.0%	New+77.3K
8	Ken Griffin Citadel Advisors	38.0K	$2M	0.0%	Added+1.31M
9	Mario Gabelli GAMCO	6.3K	$263K	0.0%	Held
10	T. Rowe Price	854.6K	$36K	0.0%	Added+7.6K

Recent moves

20 transactions

TRIMIzzy Englander (Millennium Mgmt)
−2,813,806 · 2025Q4
NEWDan Sundheim (D1 Capital)
+1,214,570 · 2025Q4
ADDWellington Management
+1,783,900 · 2025Q4
ADDAQR Capital Management
+231,622 · 2025Q4
ADDT. Rowe Price
+7,605 · 2025Q4
NEWD.E. Shaw & Co.
+77,335 · 2025Q4
ADDKen Griffin (Citadel Advisors)
+1,311,290 · 2025Q4
SOLDRay Dalio (Bridgewater Associates)
−9,786 · 2025Q4
SOLDRenaissance Technologies
−980,800 · 2025Q4
NEWNorges Bank (Norway SWF)
+8,066,389 · 2025Q4
SOLDD.E. Shaw & Co.
−5,413 · 2025Q3
ADDAQR Capital Management
+319,103 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+3,033,764 · 2025Q3
ADDWellington Management
+178,945 · 2025Q3
ADDT. Rowe Price
+39,632 · 2025Q3
NEWRay Dalio (Bridgewater Associates)
+9,786 · 2025Q3
TRIMRenaissance Technologies
−383,490 · 2025Q3
SOLDNorges Bank (Norway SWF)
−7,351,085 · 2025Q3
ADDNorges Bank (Norway SWF)
+68,556 · 2024Q3
SOLDTwo Sigma Investments
−74,705 · 2025Q2

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