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
CWM Advisors, LLC	–	–	–	–	Not filed
Oak Thistle LLC	–	–	–	–	Not filed
Rafferty Asset Management, LLC	–	–	–	–	Not filed
Quadrature Capital Ltd	–	–	–	–	Not filed
Capital Analysts, LLC	–	–	–	–	Not filed
Elo Mutual Pension Insurance Co	–	–	–	–	Not filed
Sterling Capital Management LLC	–	–	–	–	Not filed
ASR Vermogensbeheer N.V.	–	–	–	–	Not filed
Jupiter Topco LLC	–	–	–	–	Not filed
Metis Global Partners, LLC	–	–	–	–	Not filed
Sequoia Financial Advisors, LLC	–	–	–	–	Not filed
Rothschild Investment LLC	–	–	–	–	Not filed
Wealth Enhancement Advisory Services, LLC	–	–	–	–	Not filed
OP Asset Management Ltd	–	–	–	–	Not filed
Allstate Corp	–	–	–	–	Not filed
Marks Group Wealth Management, Inc	–	–	–	–	Not filed
Glenmede Trust Co NA	–	–	–	–	Not filed
Empowered Funds, LLC	–	–	–	–	Not filed
US Bancorp	–	–	–	–	Not filed
Lazard Asset Management LLC	–	–	–	–	Not filed
State of Alaska, Department of Revenue	–	–	–	–	Not filed
DC Investments Management, LLC	–	–	–	–	Not filed
Squarepoint Ops LLC	–	–	–	–	Not filed
Havemeyer Place LP	–	–	–	–	Not filed
UniSuper Management Pty Ltd	–	–	–	–	Not filed
Public Employees Retirement Association of Colorado	–	–	–	–	Not filed
KBC Group NV	–	–	–	–	Not filed
Summit Trail Advisors, LLC	–	–	–	–	Not filed
Cambridge Investment Research Advisors, Inc.	–	–	–	–	Not filed
Pathstone Holdings, LLC	–	–	–	–	Not filed
Meeder Advisory Services, Inc.	–	–	–	–	Not filed
Intech Investment Management LLC	–	–	–	–	Not filed
Jackson Creek Investment Advisors LLC	–	–	–	–	Not filed
Abn Amro Investment Solutions	–	–	–	–	Not filed
Wiley Bros.-Aintree Capital, LLC	–	–	–	–	Not filed
B. Metzler seel. Sohn & Co. AG	–	–	–	–	Not filed
Northwest & Ethical Investments L.P.	–	–	–	–	Not filed
Spirit of America Management Corp	–	–	–	–	Not filed
Ninepoint Partners LP	–	–	–	–	Not filed
Mizuho Securities USA LLC	–	–	–	–	Not filed
Achmea Investment Management B.V.	–	–	–	–	Not filed
Teachers Retirement System of the State of Kentucky	–	–	–	–	Not filed
Gulf International Bank (UK) Ltd	–	–	–	–	Not filed
Apollon Wealth Management, LLC	–	–	–	–	Not filed
DRW Securities, LLC	–	–	–	–	Not filed
Pacer Advisors, Inc.	–	–	–	–	Not filed
J. Safra Sarasin Holding AG	–	–	–	–	Not filed
BI Asset Management Fondsmaeglerselskab A/S	–	–	–	–	Not filed
Centiva Capital, LP	–	–	–	–	Not filed
Concentric Capital Strategies, LP	–	–	–	–	Not filed
Atria Investments LLC	–	–	–	–	Not filed
Oxford Financial Group Ltd	–	–	–	–	Not filed
Saudi Central Bank	–	–	–	–	Not filed
Inceptionr LLC	–	–	–	–	Not filed
Gsa Capital Partners LLP	–	–	–	–	Not filed
Boothbay Fund Management, LLC	–	–	–	–	Not filed
Winton Group Ltd	–	–	–	–	Not filed
Martingale Asset Management L P	–	–	–	–	Not filed
Colony Group, LLC	–	–	–	–	Not filed
Steward Partners Investment Advisory, LLC	–	–	–	–	Not filed
Norinchukin Bank, The	–	–	–	–	Not filed
EntryPoint Capital, LLC	–	–	–	–	Not filed
Everhart Financial Group, Inc.	–	–	–	–	Not filed
JSF Financial, LLC	–	–	–	–	Not filed
ISAM Funds (UK) Ltd	–	–	–	–	Not filed
GAMMA Investing LLC	–	–	–	–	Not filed
Investment Management Corp of Ontario	–	–	–	–	Not filed
Savant Capital, LLC	–	–	–	–	Not filed
MML Investors Services, LLC	–	–	–	–	Not filed
Nordea Investment Management AB	–	–	–	–	Not filed
Vestmark Advisory Solutions, Inc.	–	–	–	–	Not filed
Healthcare of Ontario Pension Plan Trust Fund	–	–	–	–	Not filed
Blair William & Co	–	–	–	–	Not filed
Florida Financial Advisors, LLC	–	–	–	–	Not filed
Gateway Investment Advisers LLC	–	–	–	–	Not filed
VELA Investment Management, LLC	–	–	–	–	Not filed
BankPlus Trust Department	–	–	–	–	Not filed
Altshuler Shaham Ltd	–	–	–	–	Not filed
Ascent Group, LLC	–	–	–	–	Not filed
Finward Bancorp	–	–	–	–	Not filed
Hartford Investment Management Co	–	–	–	–	Not filed
Strengthening Families & Communities, LLC	–	–	–	–	Not filed
Huntington National Bank	–	–	–	–	Not filed
Schonfeld Strategic Advisors LLC	–	–	–	–	Not filed
Vident Advisory, LLC	–	–	–	–	Not filed
Fox Run Management, L.L.C.	–	–	–	–	Not filed
Tower Research Capital LLC (TRC)	–	–	–	–	Not filed
Nomura Holdings Inc	–	–	–	–	Not filed
Global Retirement Partners, LLC	–	–	–	–	Not filed
Louisiana State Employees Retirement System	–	–	–	–	Not filed
Icon Advisers Inc	–	–	–	–	Not filed
Farther Finance Advisors, LLC	–	–	–	–	Not filed
Contravisory Investment Management, Inc.	–	–	–	–	Not filed
New Mexico Educational Retirement Board	–	–	–	–	Not filed
Oxford Asset Management LLP	–	–	–	–	Not filed
Mirabella Financial Services LLP	–	–	–	–	Not filed
IFP Advisors, Inc	–	–	–	–	Not filed
Chicago Trust Co NA	–	–	–	–	Not filed
Friedenthal Financial	–	–	–	–	Not filed
1st Source Bank	–	–	–	–	Not filed