Nisource Inc.

Exchange: NYSE
Industry: Electric & Other Services Combined
SEC CIK: 0001111711

SEC filings (opens in a new tab)

In the last 90 days, Nisource Inc. insiders filed 0 open-market purchases and 1 sale; 916 institutions reported holding it in 13F filings for Q2 2026, worth $22.0B in total; no superinvestor holds it.

13F holders, Q3 2026

Institutional positions in Nisource Inc. as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 4; 0 vs. Q2 2026
Shares held: 14.9K; +2.04K (+15.8%) vs. Q2 2026
Total value: $582.5K; −$30.9K (−5.0%) vs. Q2 2026
New holders: 0; 1 more added
Sold out: 0; 2 more reduced

912 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting NI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding NI and their total value by quarter
Quarter	Holders	Value
Q2 2026	916	$22.0B
Q1 2026	886	$21.2B
Q4 2025	837	$19.3B
Q3 2025	785	$19.3B
Q2 2025	774	$18.3B
Q1 2025	797	$17.7B
Q4 2024	736	$16.5B
Q3 2024	687	$15.4B
Q2 2024	638	$12.6B
Q1 2024	633	$11.8B
Q4 2023	610	$10.9B
Q3 2023	585	$9.69B
Q2 2023	566	$10.7B
Q1 2023	592	$10.8B
Q4 2022	576	$10.5B
Q3 2022	545	$9.55B
Q2 2022	539	$11.4B
Q1 2022	532	$12.1B
Q4 2021	519	$10.4B
Q3 2021	494	$9.10B
Q2 2021	512	$9.03B
Q1 2021	489	$8.79B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding Nisource Inc.; share changes are against Q2 2026.

Institutions holding NI in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Fiduciary Alliance LLC	–	–	–	–	Not filed
William Blair Investment Management, LLC	–	–	–	–	Not filed
Sovran Advisors, LLC	–	–	–	–	Not filed
Twinbeech Capital LP	–	–	–	–	Not filed
Private Advisor Group, LLC	–	–	–	–	Not filed
Kingsview Wealth Management, LLC	–	–	–	–	Not filed
Custom Index Systems, LLC	–	–	–	–	Not filed
Atalanta Sosnoff Capital, LLC	–	–	–	–	Not filed
Horizon Investment Services, LLC	–	–	–	–	Not filed
Connor, Clark & Lunn Investment Management Ltd.	–	–	–	–	Not filed
Lido Advisors, LLC	–	–	–	–	Not filed
Landscape Capital Management, L.L.C.	–	–	–	–	Not filed
Umb Bank N A	–	–	–	–	Not filed
Cherokee Insurance Co	–	–	–	–	Not filed
Baird Financial Group, Inc.	–	–	–	–	Not filed
Pathway Financial Advisers, LLC	–	–	–	–	Not filed
Arkadios Wealth Advisors	–	–	–	–	Not filed
Resources Investment Advisors, LLC.	–	–	–	–	Not filed
Amica Mutual Insurance Co	–	–	–	–	Not filed
Excelsior Advisor Network LLC	–	–	–	–	Not filed
South Dakota Investment Council	–	–	–	–	Not filed
Frec Markets, Inc.	–	–	–	–	Not filed
State of Wyoming	–	–	–	–	Not filed
Vinva Investment Management Ltd	–	–	–	–	Not filed
FIL Ltd	–	–	–	–	Not filed
Davenport & Co LLC	–	–	–	–	Not filed
Paradigm Financial Partners, LLC	–	–	–	–	Not filed
J.W. Cole Advisors, Inc.	–	–	–	–	Not filed
Modern Wealth Management, LLC	–	–	–	–	Not filed
Ballentine Partners, LLC	–	–	–	–	Not filed
Regent Peak Wealth Advisors LLC	–	–	–	–	Not filed
Royal Fund Management, LLC	–	–	–	–	Not filed
Annex Advisory Services, LLC	–	–	–	–	Not filed
Csenge Advisory Group	–	–	–	–	Not filed
3Chopt Investment Partners, LLC	–	–	–	–	Not filed
Hutchens & Kramer Investment Management Group, LLC	–	–	–	–	Not filed
Coldstream Capital Management Inc	–	–	–	–	Not filed
Everence Capital Management Inc	–	–	–	–	Not filed
Signaturefd, LLC	–	–	–	–	Not filed
Lumbard & Kellner, LLC	–	–	–	–	Not filed
McKinley Carter Wealth Services, Inc.	–	–	–	–	Not filed
Sapient Capital LLC	–	–	–	–	Not filed
Mesirow Financial Investment Management, Inc.	–	–	–	–	Not filed
Sagewood Asset Management LP	–	–	–	–	Not filed
Proficio Capital Partners LLC	–	–	–	–	Not filed
NewEdge Wealth, LLC	–	–	–	–	Not filed
IHT Wealth Management, LLC	–	–	–	–	Not filed
Shepherd Financial Partners LLC	–	–	–	–	Not filed
Capital Investment Advisors, LLC	–	–	–	–	Not filed
Brighton Jones LLC	–	–	–	–	Not filed
Moors & Cabot, Inc.	–	–	–	–	Not filed
Regions Financial Corp	–	–	–	–	Not filed
VeraBank, N.A.	–	–	–	–	Not filed
Syon Capital LLC	–	–	–	–	Not filed
Westwood Holdings Group Inc.	–	–	–	–	Not filed
EverSource Wealth Advisors, LLC	–	–	–	–	Not filed
Pinnacle Associates Ltd	–	–	–	–	Not filed
Brand Asset Management Group, Inc.	–	–	–	–	Not filed
Ritholtz Wealth Management	–	–	–	–	Not filed
RSM US Wealth Management LLC	–	–	–	–	Not filed
Values First Advisors, Inc.	–	–	–	–	Not filed
Jump Financial, LLC	–	–	–	–	Not filed
ORG Wealth Partners, LLC	–	–	–	–	Not filed
Gladstone Institutional Advisory LLC	–	–	–	–	Not filed
Hilltop Partners LLC	–	–	–	–	Not filed
Siemens Fonds Invest GmbH	–	–	–	–	Not filed
Jacobi Capital Management LLC	–	–	–	–	Not filed
Redmond Asset Management, LLC	–	–	–	–	Not filed
CAPROCK Group, Inc.	–	–	–	–	Not filed
PDS Planning, Inc	–	–	–	–	Not filed
Accurate Wealth Management, LLC	–	–	–	–	Not filed
St Germain D J Co Inc	–	–	–	–	Not filed
IMC-Chicago, LLC	–	–	–	–	Not filed
International Private Wealth Advisors LLC	–	–	–	–	Not filed
Flagship Harbor Advisors, LLC	–	–	–	–	Not filed
Counterpoint Mutual Funds LLC	–	–	–	–	Not filed
Wedbush Securities Inc	–	–	–	–	Not filed
Ashton Thomas Private Wealth, LLC	–	–	–	–	Not filed
Change Path, LLC	–	–	–	–	Not filed
Skyline Advisors, Inc.	–	–	–	–	Not filed
Harbour Investments, Inc.	–	–	–	–	Not filed
Gamco Investors, Inc. Et Al	–	–	–	–	Not filed
Cornerstone Wealth Group, LLC	–	–	–	–	Not filed
OneAscent Investment Solutions LLC	–	–	–	–	Not filed
Principal Street Partners, LLC	–	–	–	–	Not filed
AlphaCore Capital LLC	–	–	–	–	Not filed
Sowell Financial Services LLC	–	–	–	–	Not filed
Avalon Trust Co	–	–	–	–	Not filed
Everpar Advisors LLC	–	–	–	–	Not filed
Evolution Advisers, Inc.	–	–	–	–	Not filed
Wetzel Investment Advisors, Inc.	–	–	–	–	Not filed
Parallel Advisors, LLC	–	–	–	–	Not filed
Livforsakringsbolaget Skandia, Omsesidigt	–	–	–	–	Not filed
Holistic Financial Partners	–	–	–	–	Not filed
BankPlus Wealth Management LLC	–	–	–	–	Not filed
Checchi Capital Advisers, LLC	–	–	–	–	Not filed
Mather Group, LLC.	–	–	–	–	Not filed
Keystone Financial Services	–	–	–	–	Not filed
Hantz Financial Services, Inc.	–	–	–	–	Not filed
Sandro Wealth Management LLC	–	–	–	–	Not filed