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Largest Utilities Companies by Market Cap

Updated 2026-09-29 · US-listed · rebuilt daily

The largest US-listed Utilities company is NextEra Energy, Inc. (NEE) at $158.7 B. The sector's 128 companies total $1.96 T, 1.9% of US-listed market cap.

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#CompanyMarket capPriceTodaySector
1NextEra Energy, Inc.
NEE
$158.7 B$75.49+0.61%Utilities
2Southern Company (The) Series 2
SOJE
$104.0 B$15.65-1.00%Utilities
3The Southern Company
SOMN
$98.0 B$44.74-0.07%Utilities
4Constellation Energy Corporation
CEG
$94.5 B$260.43+0.63%Utilities
5Duke Energy Corporation
DUK
$88.4 B$113.40+0.11%Utilities
6National Grid plc
NGG
$75.9 B$75.24+0.35%Utilities
7American Electric Power Company, Inc.
AEP
$64.4 B$118.14+0.66%Utilities
8Dominion Energy, Inc.
D
$53.4 B$60.29+0.50%Utilities
9Sempra
SRE
$50.9 B$76.85+0.26%Utilities
10Entergy Louisiana, LLC COLLATERAL TR MT
ELC
$47.1 B$18.93-0.59%Utilities
11Vistra Corp.
VST
$46.7 B$138.02+0.38%Utilities
12Entergy Corporation
ETR
$46.0 B$98.03+0.42%Utilities
13Xcel Energy Inc.
XEL
$43.6 B$69.38+0.35%Utilities
14Exelon Corporation
EXC
$41.6 B$40.28+0.35%Utilities
15Consolidated Edison, Inc.
ED
$38.0 B$102.98+0.38%Utilities
16Duke Energy Corporation Units 1.08.29
DUKU
$37.0 B$47.47-5.06%Utilities
17Public Service Enterprise Group Incorporated
PEG
$33.4 B$66.74+0.69%Utilities
18PG&E Corporation
PCG
$33.1 B$11.95+0.16%Utilities
19WEC Energy Group, Inc.
WEC
$33.0 B$101.45+0.55%Utilities
20Ameren Corporation
AEE
$27.5 B$99.16+0.19%Utilities
21Fortis Inc.
FTS
$27.0 B$53.09+0.02%Utilities
22Atmos Energy Corporation
ATO
$26.2 B$156.96+0.51%Utilities
23American Water Works Company, Inc.
AWK
$26.0 B$128.90-0.47%Utilities
24DTE Energy Company
DTE
$25.3 B$120.91+0.21%Utilities
25FirstEnergy Corp.
FE
$25.1 B$43.05+0.27%Utilities
26CenterPoint Energy, Inc.
CNP
$24.3 B$36.77+0.05%Utilities
27PPL Corporation
PPL
$24.1 B$32.08+0.19%Utilities
28Eversource Energy
ES
$23.9 B$63.05-0.20%Utilities
29NRG Energy, Inc.
NRG
$21.2 B$98.10+2.58%Utilities
30CMS Energy Corporation 5.6% JRSUB NT 78
CMSA
$20.8 B$19.25-0.63%Utilities
31Edison International
EIX
$20.3 B$51.73+0.21%Utilities
32CMS Energy Corporation
CMS
$19.7 B$62.80+0.29%Utilities
33Algonquin Power & Utilities Corp.
AQNB
$19.3 B$26.27+0.34%Utilities
34NiSource Inc
NI
$18.9 B$39.33+0.75%Utilities
35The Southern Company JR 2017B NT 77
SOJC
$18.6 B$18.65+0.00%Utilities
36Evergy, Inc.
EVRG
$18.0 B$77.96+0.49%Utilities
37Companhia de Saneamento Básico do Estado de São Paulo - SABESP
SBS
$17.7 B$5.18+0.48%Utilities
38Alliant Energy Corporation
LNT
$16.4 B$63.08+0.46%Utilities
39Brookfield Infrastructure Partners L.P.
BIP
$16.0 B$34.76+0.94%Utilities
40Duke Energy Corporation 5.625%
DUKB
$15.8 B$20.27-0.25%Utilities
41Emera Incorporated
EMA
$14.6 B$47.73-0.06%Utilities
42Korea Electric Power Corporation
KEP
$14.1 B$11.18+1.47%Utilities
43Talen Energy Corporation
TLN
$13.8 B$303.52+1.47%Utilities
44Xcel Energy Inc. 6.25% Junior Subordinated Notes, Series due 2085
XELLL
$13.1 B$21.52-0.83%Utilities
45Essential Utilities, Inc.
WTRG
$11.2 B$38.94-0.53%Utilities
46Pinnacle West Capital Corporation
PNW
$11.1 B$91.24+0.72%Utilities
47The AES Corporation
AES
$10.6 B$14.87+0.10%Utilities
48Brookfield Renewable Partners L.P.
BEPI
$10.1 B$16.19+1.12%Utilities
49Brookfield BRP Holdings (Canada) Inc 4.625 % Notes 2021-Without Fixed Maturity Global Sub
BEPH
$9.9 B$14.86-0.07%Utilities
50Enlight Renewable Energy Ltd
ENLT
$9.7 B$69.47+0.87%Utilities
51OGE Energy Corp.
OGE
$9.3 B$44.64+1.20%Utilities
52Companhia Energética de Minas Gerais
CIG-C
$9.0 B$3.13-2.19%Utilities
53UGI Corporation
UGI
$7.8 B$36.22+0.38%Utilities
54IDACORP, Inc.
IDA
$7.5 B$128.88+1.64%Utilities
55Oklo Inc.
OKLO
$6.6 B$37.11-0.65%Utilities
56TXNM Energy, Inc.
TXNM
$6.5 B$58.52+0.60%Utilities
57CMS Energy Corporation 5.875% J
CMSC
$6.3 B$20.49-0.10%Utilities
58CMS Energy Corporation 5.875% Junior Subordinated Notes due 2079
CMSD
$6.2 B$20.30-0.34%Utilities
59Clearway Energy, Inc.
CWEN
$6.1 B$29.14+1.99%Utilities
60Southwest Gas Holdings, Inc.
SWX
$6.0 B$82.44+1.30%Utilities
61Enel Chile S.A.
ENIC
$5.9 B$4.29+1.18%Utilities
62Ormat Technologies, Inc.
ORA
$5.8 B$93.63+1.18%Utilities
63Portland General Electric Company
POR
$5.4 B$44.27+0.56%Utilities
64Black Hills Corporation
BKH
$5.4 B$70.46+0.76%Utilities
65New Jersey Resources Corporation
NJR
$5.1 B$50.61-0.88%Utilities
66Spire Inc.
SR
$4.6 B$77.21+0.55%Utilities
67ONE Gas, Inc.
OGS
$4.5 B$71.80-0.21%Utilities
68DTE Energy Company 2025 Series
DTK
$4.4 B$21.38+0.71%Utilities
69Fervo Energy Company
FRVO
$4.4 B$14.12-9.16%Utilities
70Brookfield Infrastructure Corporation
BIPC
$4.3 B$34.96+1.25%Utilities
71Northwestern Energy Group Inc
NWE
$4.2 B$68.84+1.13%Utilities
72Pampa Energía S.A.
PAM
$4.2 B$77.82-1.08%Utilities
73Brookfield Renewable Corporation
BEPC
$4.2 B$28.47+0.32%Utilities
74MDU Resources Group, Inc.
MDU
$3.9 B$18.48+0.62%Utilities
75TransAlta Corporation
TAC
$3.4 B$11.91-2.04%Utilities
76Kenon Holdings Ltd.
KEN
$3.3 B$64.64-0.02%Utilities
77American States Water Company
AWR
$3.2 B$82.80+0.36%Utilities
78DTE Energy Company 2021 Series
DTG
$3.2 B$15.33-0.84%Utilities
79DTE Energy Company 2020 Series
DTB
$3.2 B$15.22+0.00%Utilities
80Chesapeake Utilities Corporation
CPK
$3.1 B$128.77+0.40%Utilities
81SOLV Energy, Inc. Class A Common Stock
MWH
$3.1 B$23.85+0.60%Utilities
82Avista Corporation
AVA
$2.9 B$35.11+0.17%Utilities
83California Water Service Group
CWT
$2.9 B$46.17+0.37%Utilities
84MGE Energy, Inc.
MGEE
$2.6 B$70.06+2.29%Utilities
85H2O America
HTO
$2.6 B$62.27+0.14%Utilities
86ReNew Energy Global Plc
RNW
$2.5 B$6.84-0.15%Utilities
87Companhia Paranaense de Energia
ELPC
$2.3 B$12.24+1.32%Utilities
88Centuri Holdings, Inc.
CTRI
$2.1 B$20.51+0.59%Utilities
89newcleo plc Ordinary Shares
NWCL
$2.1 B$7.53-3.57%Utilities
90Northwest Natural Holding Company
NWN
$2.0 B$47.04+0.15%Utilities
91Central Puerto S.A.
CEPU
$2.0 B$13.18-1.75%Utilities
92Hawaiian Electric Industries, Inc.
HE
$1.6 B$9.10-0.71%Utilities
93Fluence Energy, Inc.
FLNC
$1.4 B$7.55+5.23%Utilities
94Middlesex Water Company
MSEX
$1.0 B$53.47+1.06%Utilities
95Empresa Distribuidora y Comercializadora Norte Sociedad Anónima
EDN
$933 M$21.32-3.09%Utilities
96Unitil Corporation
UTL
$917 M$50.98+0.28%Utilities
97Entergy Arkansas, Inc. 1M BD 4.875%66
EAI
$878 M$18.73-0.95%Utilities
98Hallador Energy Company
HNRG
$694 M$14.72+1.24%Utilities
99General Fusion Group Ltd.
GFUZ
$627 M$7.77-6.83%Utilities
100Southern Company 6.5 % Notes 2025-15.03.85
SOJF
$531 M$23.48+0.21%Utilities

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FAQ

What is the largest Utilities company?
As of 2026-09-29, the largest US-listed Utilities company by market cap is NextEra Energy, Inc. (NEE) at $158.7 B.

How big is the Utilities sector?
128 US-listed Utilities companies are worth $1.96 T combined, 1.9% of all US-listed market cap.