Utilities companies
Companies in the Utilities sector across the covered universe (S&P 500 + NASDAQ-100 + Dow + Russell 1000 + Russell 2000), sorted by market capitalization. Every figure is delayed data from SEC EDGAR + Finnhub, shown with its as-of date.
- NextEra Energy (NEE) Utilities — market cap $182.5B ask →
- Southern Company (SO) Utilities — market cap $107.7B ask →
- Duke Energy (DUK) Utilities — market cap $98.2B ask →
- Constellation Energy (CEG) Utilities — market cap $90.0B ask →
- American Electric Power (AEP) Utilities — market cap $72.8B ask →
- Sempra (SRE) Utilities — market cap $62.0B ask →
- Dominion Energy (D) Utilities — market cap $61.3B ask →
- Vistra Corp . (VST) Utilities — market cap $52.9B ask →
- Entergy (ETR) Utilities — market cap $52.3B ask →
- Xcel Energy (XEL) Utilities — market cap $50.5B ask →
- Exelon (EXC) Utilities — market cap $47.3B ask →
- Consolidated Edison (ED) Utilities — market cap $41.0B ask →
- Public Service Enterprise Group (PEG) Utilities — market cap $40.3B ask →
- WEC Energy Group (WEC) Utilities — market cap $38.5B ask →
- PG&E Corporation (PCG) Utilities — market cap $37.9B ask →
- DTE Energy (DTE) Utilities — market cap $31.2B ask →
- Ameren (AEE) Utilities — market cap $31.2B ask →
- NRG Energy (NRG) Utilities — market cap $29.7B ask →
- Atmos Energy (ATO) Utilities — market cap $29.4B ask →
- Edison International (EIX) Utilities — market cap $28.9B ask →
- CenterPoint Energy (CNP) Utilities — market cap $28.7B ask →
- Eversource Energy (ES) Utilities — market cap $27.8B ask →
- FirstEnergy (FE) Utilities — market cap $27.6B ask →
- PPL Corporation (PPL) Utilities — market cap $26.9B ask →
- American Water Works (AWK) Utilities — market cap $25.5B ask →
- CMS Energy (CMS) Utilities — market cap $23.3B ask →
- NiSource (NI) Utilities — market cap $22.5B ask →
- Evergy (EVRG) Utilities — market cap $19.6B ask →
- Alliant Energy (LNT) Utilities — market cap $19.6B ask →
- Talen Energy (TLN) Utilities — market cap $17.5B ask →
- Pinnacle West Capital (PNW) Utilities — market cap $13.0B ask →
- Essential Utilities (WTRG) Utilities — market cap $11.1B ask →
- AES Corporation (AES) Utilities — market cap $10.5B ask →
- OGE Energy (OGE) Utilities — market cap $10.0B ask →
- Idacorp (IDA) Utilities — market cap $8.2B ask →
- Clearway Energy (Class C) (CWEN) Utilities — market cap $7.6B ask →
- UGI Corporation (UGI) Utilities — market cap $7.6B ask →
- National Fuel Gas (NFG) Utilities — market cap $7.5B ask →
- ORMAT TECH INC (ORA) Utilities — market cap $6.8B ask →
- SOUTHWEST GAS HOLDINGS INC (SWX) Utilities — market cap $6.6B ask →
- TXNM ENERGY INC (TXNM) Utilities — market cap $6.2B ask →
- PORTLAND GENERAL ELECTRIC (POR) Utilities — market cap $6.0B ask →
- NEW JERSEY RESOURCES CORP (NJR) Utilities — market cap $5.8B ask →
- BLACK HILLS CORP (BKH) Utilities — market cap $5.6B ask →
- Brookfield Renewable Partners (BEPC) Utilities — market cap $5.3B ask →
- ONE GAS INC (OGS) Utilities — market cap $4.9B ask →
- BROOKFIELD INFRASTRUCTURE CORP CLA (BIPC) Utilities — market cap $4.8B ask →
- SPIRE INC (SR) Utilities — market cap $4.8B ask →
- NORTHWESTERN ENERGY GROUP INC (NWE) Utilities — market cap $4.4B ask →
- MDU Resources (MDU) Utilities — market cap $4.3B ask →
- OTTER TAIL CORP (OTTR) Utilities — market cap $3.7B ask →
- AVISTA CORP (AVA) Utilities — market cap $3.4B ask →
- AMERICAN STATES WATER (AWR) Utilities — market cap $3.3B ask →
- MGE ENERGY INC (MGEE) Utilities — market cap $3.1B ask →
- CHESAPEAKE UTILITIES CORP (CPK) Utilities — market cap $3.0B ask →
- CALIFORNIA WATER SERVICE GROUP (CWT) Utilities — market cap $2.9B ask →
- H2O AMERICA (HTO) Utilities — market cap $2.6B ask →
- HAWAIIAN ELECTRIC INDUSTRIES INC (HE) Utilities — market cap $2.3B ask →
- NORTHWEST NATURAL HOLDING COMPANY (NWN) Utilities — market cap $2.1B ask →
- MIDDLESEX WATER (MSEX) Utilities — market cap $1.0B ask →
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Data: SEC EDGAR (filings) + Finnhub (fundamentals, delayed daily-close). Figures shown with their as-of date.
Last updated 2026-07-10.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & Finnhub, shown with their as-of date.