NiSource Inc. (NI) Stock

NYSE: NIA leading utility company delivering natural gas and electric services to nearly four million customers in the Midwest and Northeast United States.

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NiSource revenue & net income

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NiSource annual financials

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NiSource Inc. revenue, net income and EPS by fiscal year
Fiscal yearRevenueNet incomeEPS
FY2025$6.64B$929.5M$1.90
FY2024$5.46B$760.4M$1.75
FY2023$5.51B$714.3M$1.60
FY2022$5.85B$804.1M$1.47
FY2021$4.90B$584.9M$1.40

Fiscal year ending December 31. Source: company filings via EODHD.

About NiSource Inc.

NiSource Inc., an energy holding company based in Merrillville, Indiana, operates as a regulated provider of natural gas and electric utility services across the United States. The company is structured into two primary segments: Gas Distribution Operations and Electric Operations. In the Gas Distribution Operations segment, NiSource distributes natural gas to approximately 853,000 customers in northern Indiana, as well as to over 2.4 million residential, commercial, and industrial customers spanning Ohio, Pennsylvania, Virginia, Kentucky, and Maryland. This segment manages an extensive network of approximately 54,600 miles of distribution main pipelines and maintains 1,000 miles of transmission main pipelines.

On the Electric Operations front, NiSource generates, transmits, and distributes electricity to around 483,000 customers across 20 counties in northern Indiana. The company also engages in wholesale electric sales and transmission transactions to bolster its operational reach and efficiency in the energy market. NiSource owns and operates diverse energy generation assets, including coal-fired electric stations, combined cycle gas turbines, natural gas units, hydroelectric plants, and wind farms, strategically located to meet varying energy demands and ensure reliability.

Founded in 1847 and originally known as NIPSCO Industries, Inc., NiSource Inc. rebranded itself in April 1999 to reflect its expanded scope and commitment to providing essential energy services. With a rich history spanning over a century and a half, NiSource continues to innovate in energy delivery and invest in sustainable energy solutions to support the communities it serves.

NiSource stock FAQ

What is the NiSource stock ticker symbol?

NiSource Inc. trades on the NYSE under the ticker symbol NI.

What sector and industry is NiSource in?

NiSource Inc. is classified in the Utilities sector, Utilities - Regulated Gas industry.

How many employees does NiSource have?

NiSource Inc. has about 7,668 full-time employees.

What were NiSource's revenue and earnings last fiscal year?

NiSource reported revenue of $6.64B and net income of $929.5M in fiscal 2025, with earnings per share of $1.90. Revenue grew 21.8% from the prior year.

Is NiSource in the S&P 500?

Yes. NiSource Inc. (NI) is a component of the S&P 500, the index of 500 leading U.S. companies widely used as a benchmark for the U.S. stock market.

Is NiSource in the Russell 1000?

Yes. NiSource Inc. (NI) is a component of the Russell 1000, which tracks roughly the 1,000 largest U.S. companies.

When did NiSource go public?

NiSource stock began trading on October 19, 1984.

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