Company
NI -1.42%NiSource Inc.
Market Cap: $21.30 Billion
USD as of Aug 2, 2026
$NI -1.42% $NI United States Utilities Utilities—Regulated Gas US Utilities US Utilities—Regulated GasCompany Description
NiSource Inc. provides regulated natural gas distribution and electric distribution, transmission, and generation services to residential, commercial, and industrial customers in the United States.
NiSource Inc. Market Capitalization Over Time
View HistoryEvolution of NiSource Inc. market cap in the past 5 years
Market capitalizations are calculated from the opening stock price at the beginning of each month.
Top Competitors by Market Capitalization
Industry: Utilities—Regulated Gas
| Company | Market Cap (USD) |
|---|---|
| Naturgy Energy Group | $30.95 B |
| Atmos Energy | $28.84 B |
| CenterPoint Energy | $27.69 B |
| Snam | $22.87 B |
| The Hong Kong and China Gas Company Ltd | $17.23 B |
Sector: Utilities
| Company | Market Cap (USD) |
|---|---|
| NextEra Energy | $181.31 B |
| Iberdrola | $158.88 B |
| Siemens Energy | $146.68 B |
| Enel | $107.48 B |
| Southern Company | $106.58 B |
Detailed Description
NiSource Inc. is a fully regulated utility holding company based in Merrillville, Indiana, founded in 1987. The company focuses on providing energy distribution services to residential, commercial, and industrial customers in the United States. Through its Columbia Gas and NIPSCO brands, NiSource operates extensive natural gas distribution networks serving millions of customers across six states, making it one of the largest natural gas utility providers in the country. In addition to gas distribution, NiSource, via NIPSCO, delivers electric distribution, transmission, and generation services to customers in northern Indiana. Its electric portfolio includes capacity from coal, natural gas, and renewable energy sources, supporting regional reliability and grid stability. Operating within a fully regulated framework, NiSource plays a central role in local energy infrastructure, focusing on safe, reliable delivery of essential utility services and supporting everyday energy needs in the communities it serves.
Financials
| Last Financial Reports Date | March 31, 2026 |
| Revenue TTM | $6.82 B |
| EBITDA | $3.11 B |
| Gross Profit TTM | $3.46 B |
| Profit Margin | 14.10% |
| Operating Margin | 34.76% |
| Quarterly Revenue Growth | 8.20% |
Stocks & Indexes
NiSource Inc. main stocks and indexes inclusions.
$NIRussell 1000 Russell 3000 S&P 500
Product & Services
Natural gas, electricity
Key People
CEO: Mr. Lloyd M. Yates
Employees: 7,687