NiSource Market Cap 2012-2025 | NI
NiSource market cap history and chart from 2012 to 2025. Market capitalization (or market value) is the most commonly used method of measuring the size of a publicly traded company and is calculated by multiplying the current stock price by the number of shares outstanding. NiSource market cap as of February 09, 2026 is $21.04B.
| Sector | Industry | Market Cap | Revenue |
|---|---|---|---|
| Utilities | Utility - Electric Power Distribution | $21.044B | $5.455B |
| NiSource Inc. is an energy holding company and together with its subsidiaries provides natural gas, electricity and other products and services in the U.S. NiSource has one of the nation's largest natural gas distribution networks as measured by number of customers. NiSource's principal subsidiary is NiSource Gas Distribution Group, Inc., which is a natural gas distribution holding company. The company generates the majority of its operating income from its rate-regulated businesses. Through its wholly-owned subsidiary NiSource Gas Distribution Group, it owns distribution subsidiaries that provide natural gas to residential, commercial and industrial customers. | |||
| Stock Name | Country | Market Cap | PE Ratio |
|---|---|---|---|
| NextEra Energy (NEE) | United States | $186.331B | 24.12 |
| Iberdrola S.A (IBDRY) | Spain | $153.451B | 25.45 |
| Southern (SO) | United States | $99.188B | 21.25 |
| Duke Energy (DUK) | United States | $94.766B | 18.81 |
| ENGIE - (ENGIY) | France | $74.130B | 0.00 |
| American Electric Power (AEP) | United States | $64.519B | 20.10 |
| Dominion Energy (D) | United States | $53.230B | 18.77 |
| Vistra (VST) | United States | $50.705B | 34.32 |
| Xcel Energy (XEL) | United States | $44.898B | 20.03 |
| Exelon (EXC) | United States | $44.786B | 15.78 |
| Entergy (ETR) | United States | $43.749B | 24.13 |
| Public Service Enterprise Group (PEG) | United States | $40.257B | 19.34 |
| Consolidated Edison Inc (ED) | United States | $38.743B | 18.51 |
| WEC Energy (WEC) | United States | $36.244B | 21.10 |
| Pacific Gas & Electric (PCG) | United States | $36.046B | 11.31 |
| NRG Energy (NRG) | United States | $32.914B | 17.89 |
| Ameren (AEE) | United States | $28.426B | 20.93 |
| DTE Energy (DTE) | United States | $28.000B | 18.67 |
| Fortis (FTS) | Canada | $27.402B | 22.23 |
| FirstEnergy (FE) | United States | $26.937B | 17.33 |
| PPL (PPL) | United States | $26.571B | 20.64 |
| CenterPoint Energy (CNP) | United States | $26.147B | 23.28 |
| Eversource Energy (ES) | United States | $25.273B | 14.45 |
| AXIA Energia (AXIA) | Brazil | $24.892B | 16.76 |
| CLP Holdings (CLPHY) | Hong Kong, SAR China | $24.734B | 0.00 |
| Edison (EIX) | United States | $24.630B | 11.17 |
| Hydro One (HRNNF) | Canada | $23.882B | 0.00 |
| Terna Rete Elettrica Nazionale SpA (TEZNY) | Italy | $22.525B | 0.00 |
| CMS Energy (CMS) | United States | $22.167B | 20.18 |
| Evergy (EVRG) | United States | $17.669B | 20.52 |
| Alliant Energy (LNT) | United States | $17.143B | 20.03 |
| Power Assets Holdings (HGKGY) | Hong Kong, SAR China | $16.831B | 0.00 |
| China Resources Power Holdings (CRPJY) | Hong Kong, SAR China | $12.235B | 0.00 |
| AES (AES) | United States | $11.430B | 7.75 |
| Pinnacle West Capital (PNW) | United States | $11.193B | 19.20 |
| OGE Energy (OGE) | United States | $8.856B | 17.66 |
| Brookfield Renewable Partners (BEP) | Bermuda | $8.651B | 0.00 |
| Companhia Paranaense De Energia - Copel (ELPC) | $7.681B | 21.06 | |
| IDACORP (IDA) | United States | $7.314B | 23.25 |
| Portland General Electric (POR) | United States | $5.698B | 17.41 |
| Companhia Paranaense De Energia (COPEL) (ELP) | Brazil | $5.520B | 84.27 |
| Black Hills (BKH) | United States | $5.267B | 17.59 |
| Algonquin Power & Utilities (AQN) | Canada | $4.987B | 19.67 |
| NorthWestern (NWE) | United States | $4.187B | 19.26 |
| Allete (ALE) | United States | $3.945B | 23.02 |
| TransAlta (TAC) | Canada | $3.930B | 441.33 |
| Kenon Holdings (KEN) | Singapore | $3.821B | 0.00 |
| Otter Tail (OTTR) | United States | $3.652B | 13.15 |
| Avista (AVA) | United States | $3.377B | 17.66 |
| Hawaiian Electric Industries (HE) | United States | $2.948B | 20.83 |
| MGE Energy (MGEE) | United States | $2.908B | 21.57 |
| Centuri Holdings (CTRI) | United States | $2.881B | 70.56 |
| Empresa Distribuidora Y Comercializadora Norte S.A (Edenor) (EDN) | Argentina | $1.273B | 6.72 |
| Unitil (UTL) | United States | $0.906B | 16.69 |
| Ballard Power Systems (BLDP) | Canada | $0.647B | 0.00 |
| Genie Energy (GNE) | United States | $0.375B | 0.00 |
| Polar Power (POLA) | United States | $0.004B | 0.00 |
| Eletrobras (EBR.B) | Brazil | $0.000B | 0.00 |
| Pampa Energia S.A (PAM) | Argentina | $0.000B | 14.26 |
| Korea Electric Power (KEP) | South Korea | $0.000B | 4.73 |
| Great Plains Energy Inc (GXP) | United States | $0.000B | 0.00 |
| Enel Chile S.A (ENIC) | Chile | $0.000B | 70.67 |
| Comp En De Mn Cemig ADS (CIG) | Brazil | $0.000B | 0.00 |