totalmarketcap

Largest electric utilities: central companies

Every US-listed electric utilities: central company we cover — 59 of them — ranked by market capitalisation, with revenue and earnings taken from their SEC filings.

Combined market cap

$989.866 B

1.0% of all US-listed value

Companies

59

Ranked #21 of 152 industries

Largest

NextEra Energy

NEE · market cap

Average

$16.777 B

Mean market cap per company

#NameMarket capCloseSessionCountry
1NextEra EnergyNEE$176.6B$84.65+0.06% United States
2SouthernSO$106.6B$92.69-0.23% United States
3Constellation EnergyCEG$97.5B$269.89+3.37% United States
4Dominion EnergyD$59.3B$67.39+0.88% United States
5EntergyETR$50.0B$107.18+0.65% United States
6VistraVST$47.4B$140.59-0.56% United States
7FortisFTS$28.7B$56.10+0.32% United States
8FirstenergyFE$27.5B$47.47+0.21% United States
9Eversource EnergyES$27.2B$72.33+0.38% United States
10Centerpoint EnergyCNP$26.8B$40.68+0.03% United States
11PPLPPL$26.7B$35.46+2.43% United States
12Edison InternationalEIX$26.4B$68.62+2.07% United States
13Nrg EnergyNRG$24.8B$118.13-0.77% United States
14Brookfield Renewable PartnersBEP$22.6B$33.20+1.44% Canada
15Talen EnergyTLN$16.7B$347.71+2.78% United States
16Korea Electric PowerKEP$16.0B$12.49+0.24% South Korea
17EmeraEMA$15.5B$50.82-1.49% Canada
18Brookfield RenewableBEPC$12.7B$33.74+1.17% United States
19Pinnacle West CapitalPNW$12.2B$101.03+0.21% United States
20Enlight Renewable EnergyENLT$11.8B$84.82+0.51% Israel
21AesAES$10.5B$14.73+0.20% United States
22Oge EnergyOGE$9.71B$47.02+0.49% United States
23Entergy ArkansasEAI$9.30B$19.94-0.05% United States
24Entergy MississippiEMP$9.26B$19.85-0.57% United States
25Energy Co Of ParanaELPC$8.61B$11.55-1.20% Brazil
26OkloOKLO$8.42B$48.42+14.77% United States
27IdacorpIDA$8.20B$141.84+0.66% United States
28Fervo EnergyFRVO$7.62B$25.85+12.39% United States
29Ormat TechnologiesORA$6.64B$108.09+0.66% United States
30Enel ChileENIC$6.28B$4.54-0.66% Chile
31Energy Co Of Minas GeraisCIG$6.01B$2.10-1.87% Brazil
32Txnm EnergyTXNM$5.94B$57.60+0.19% United States
33Portland General ElectricPOR$5.77B$49.05+1.05% United States
34Black HillsBKH$5.68B$74.65+2.61% United States
35Clearway EnergyCWEN$5.35B$32.65-0.61% United States
36Pampa EnergyPAM$4.49B$82.36-0.59% Argentina
37Algonquin Power & UtilitiesAQN$4.42B$5.74-0.17% United States
38Entergy LouisianaELC$4.24B$19.90+0.05% United States
39Otter TailOTTR$3.94B$93.79+0.80% United States
40TransaltaTAC$3.93B$12.43-0.40% Canada
41KenonKEN$3.45B$66.13+1.04% Singapore
42Dte EnergyDTB$3.40B$16.32-0.17% United States
43Mge EnergyMGEE$3.08B$81.54+0.85% United States
44ReNew Energy GlobalRNW$2.25B$6.17-0.96% United Kingdom
45Hawaiian Electric IndustriesHE$2.14B$12.40-0.72% United States
46Central PuertoCEPU$2.12B$13.98+1.16% Argentina
47EdenorEDN$1.10B$24.30-2.37% Argentina
48XPLR InfrastructureXIFR$1.08B$11.44+0.26% United States
49Nano Nuclear EnergyNNE$1.01B$18.85+7.04% United States
50Hallador EnergyHNRG$695.6M$14.76-0.41% United States
51General Fusion GroupGFUZ$587.8M$9.25+1.31% United States
52Deep FissionFISN$529.6M$8.99-2.50% United States
53Eco Wave Power Global AB (publ)WAVE$324.2M$6.94-0.27% Israel
54Ellomay CapitalELLO$270.8M$19.65-3.20% Israel
55Georgia PowerGPJA$191.6M$20.69+0.44% United States
56Hadron EnergyHDRN$123.0M$1.72+2.99% United States
57Ocean Power TechnologiesOPTT$49.9M$0.18+4.35% United States
58Spruce PowerSPRU$39.9M$2.17-5.65% United States
59Bimergen EnergyBESS$20.4M$2.88-2.37% United States

All 59 companies. One row per company — secondary share classes are folded into their primary listing. Updated 9 Aug 2026.

Sectors electric utilities: central companies sit in

This industry spans more than one sector — Nasdaq classifies each company individually.

Other industries

Figures come from SEC filings and daily market prices. Companies listed only outside the US are not covered — see methodology.