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Utilities

Electric, gas and water utilities and independent power producers. 94 listings in our snapshot of Oct 19, 2026, of which 74 U.S.-listed companies are worth $1.0T together. Prices and market values from public market data and SEC filings.

At a glance

Electric, gas and water utilities and independent power producers. Returns are weighted by current market value.

Listings worldwide
94
U.S. companies with a market value
74
Market value
$1.0T
Share of U.S. market value
0.7%
Return, 1D
−1.6%
Return, 5D
−0.7%
Return, 1M
+2.2%
Return, 6M
−5.7%
Return, YTD
+1.2%
Return, 1Y
−0.6%

Utilities market map

The sector’s largest U.S.-listed companies, sized by market value and coloured by their move.

Largest companies

The 74 most valuable U.S.-listed companies in utilities, with revenue and net income from their latest annual report. All are listed in the United States.

#CompanyTickerMarket valuePrice1DYTD1YRevenueNet incomeEmployees
1Constellation EnergyCEG$93.2B262.99−3.1%−25.6%−32.0%$22.7B$2.3B–
2National Grid plcNGG$81.5B79.07−2.6%+2.2%+2.8%––1,250
3American Electric PowerAEP$68.1B125.16−1.6%+8.5%+6.5%$21.7B$3.7B–
4ONEOKOKE$58.4B92.60−0.8%+26.0%+36.0%$33.6B$3.4B–
5SempraSRE$53.3B81.47−2.3%−7.7%−10.8%$12.4B$1.8B–
6Lonza GroupLZAGF$53.2B729.60–+7.2%+4.0%–––
7VistraVST$50.2B149.72−1.5%−7.2%−25.6%$17.6B$944.0M–
8Xcel EnergyXEL$47.0B75.26−1.4%+1.9%−7.3%$11.5B$2.0B–
9Public Service Enterprise GroupPEG$35.0B70.23−1.8%−12.5%−17.1%$12.2B$2.1B–
10VeoliaVIE.PA$26.6B31.93 EUR−1.4%+7.4%+6.5%–––
11AXIA Energia S.A.AXIAY$26.5B11.46−1.5%–––––
12American Water WorksAWK$26.5B133.17−1.3%+2.0%−7.4%$5.1B$1.1B–
13CLP Group0002.HK$24.6B77.15 HKD−0.3%+11.2%+16.8%–––
14Eversource EnergyES$24.2B64.28−3.8%−4.5%−11.4%$13.5B$1.7B–
15SabespSBS$22.4B6.34+1.3%+32.9%+32.9%–––
16Hydro OneHRNNF$22.3B37.89–−4.4%+2.9%–––
17Edp Energias De Portugal SAEDPFY$22.1B53.55−2.7%+16.7%+3.7%–––
18Terna S.p.A.TEZNY$21.2B31.03−1.5%−2.8%−1.6%–––
19NiSourceNI$20.1B41.98−1.6%+0.5%−2.9%$6.5B$929.5M–
20Tenaga Nasional5347.KL$18.5B13.00 MYR+0.1%−5.2%−1.4%–––
21Alliant EnergyLNT$17.3B67.03−1.9%+3.1%−1.5%$4.4B$810.0M–
22Power Assets Holdings Limited0006.HK$16.4B60.55 HKD−0.1%+9.6%+20.0%–––
23EliaELI.BR$15.2B121.10 EUR−2.1%+10.4%+14.1%–––
24EmeraEMA$14.6B46.63−2.3%−5.3%−5.5%–––
25Essential UtilitiesWTRG$11.5B40.43−1.0%+5.4%−2.0%$2.5B$616.4M–
26Energy Co Of ParanaELPC$10.2B13.91−0.4%+46.3%+59.4%–––
27Oge Energy Corp.OGE$9.6B46.66−1.8%+9.3%+0.3%$3.2B$470.7M–
28Entergy Arkansas, LLCEAI$8.6B18.43+0.7%–––––
29IdacorpIDA$7.5B136.14−1.6%+7.6%+0.2%$1.7B$323.5M–
30ENN Energy2688.HK$7.0B50.15 HKD+1.2%−27.2%−24.4%–––
31Companhia Energética de Minas GeraisCIG$6.5B2.28−1.8%+13.9%+13.9%–––
32TXNM EnergyTXNM$6.5B58.41−0.2%−0.8%+2.5%$2.1B$169.8M–
33Datang International Power Generation Co., Ltd.0991.HK$6.2B2.71 HKD+1.5%+23.4%+10.8%–––
34Enel Chile S.A.ENIC$6.1B4.45−0.3%+10.6%+16.7%–––
35Clearway Energy, Inc.CWEN$6.1B29.51−1.4%−11.3%−6.8%$1.4B$169.0M–
36Brookfield RenewableBEPC$5.6B28.39−1.0%−25.9%−28.9%$3.7B−$2.3B–
37Ormat TechnologiesORA$5.3B86.19−3.5%−22.0%−20.7%$989.5M$123.9M–
38Tokyo Electric Power Company Holdings9501.T$5.2B500.50 JPY+0.5%−23.9%−39.1%–––
39Portland General ElectricPOR$5.1B43.43−1.6%−9.5%−2.6%$3.6B$306.0M2,915
40Companhia de Saneamento de Minas GeraisCSMG3.SA$4.8B62.16 BRL+0.9%+41.5%+73.9%–––
41ONE GasOGS$4.7B74.62−1.3%−3.4%−9.1%$2.6B$264.2M–
42Electric Power Development Company9513.T$4.4B3,929.00 JPY−1.0%+24.2%+34.3%–––
43Shenzhen Energy Group000027.SZ$4.4B6.20 CNY+0.5%−4.9%−9.1%–––
44Otter Tail CorporationOTTR$3.7B88.81−1.5%+9.9%+14.9%$1.3B$275.9M–
45Drax GroupDRX.L$3.6B784.50 GBp−0.1%−6.3%+10.5%–––
46California Water Service GroupCWT$2.8B45.45−1.9%+4.9%−6.4%$963.7M$128.2M1,105
47Fervo Energy CoFRVO$2.7B9.24−4.5%–––––
48ReNew Energy Global plcRNW$2.5B6.880.0%+21.8%−10.3%$1.1B$54.0M–
49Central Puerto S.A.CEPU$1.8B12.57−2.8%−28.2%+32.2%–––
50Hawaiian Electric IndustriesHE$1.4B8.38−2.3%−31.8%−25.7%$3.1B$126.3M–
51Middlesex Water CompanyMSEX$1.0B53.14−2.7%+5.4%−8.8%$194.7M$42.8M–
52Unitil CorporationUTL$963.4M52.83−2.3%+9.1%+7.7%$536.0M$50.2M–
53XPLR Infrastructure, LPXIFR$921.5M9.78−1.7%−2.2%−4.3%$1.2B−$28.0M–
54China Water Affairs Group0855.HK$861.2M4.18 HKD−0.4%−19.1%−32.8%–––
55Nano Nuclear Energy Inc.NNE$691.4M12.88−0.0%−46.4%−73.1%–−$40.1M–
56Hallador Energy CoHNRG$540.3M11.46−2.1%−39.8%−42.0%$469.5M$41.9M–
57The York Water CompanyYORW$493.3M30.40−1.8%−4.5%−2.4%$77.0M$20.1M–
58Consolidated Water Co. Ltd.CWCO$447.2M27.93−1.1%−20.9%−22.9%$132.1M$18.3M–
59SGC Energy005090.KS$429.5M40,300.00 KRW+1.6%+83.6%+74.1%–––
60General Fusion Group Ltd.GFUZ$409.9M6.71+0.6%−33.9%−35.5%–––
61Artesian Resources CorpARTNA$342.6M32.90−1.4%+4.1%−2.0%$112.9M$22.8M–
62Cadiz IncCDZI$335.3M3.96+2.3%−29.4%−21.9%$16.3M−$34.2M–
63Concord New Energy0182.HK$298.2M0.30 HKD+3.5%−6.2%−22.1%–––
64Pure Cycle CorpPCYO$263.1M10.92−0.9%−0.6%−0.5%$26.1M$13.1M–
65Global Water Resources, Inc.GWRS$226.0M7.85−1.8%−7.1%−23.3%$55.8M$3.0M–
66Deep Fission, INC.FISN$218.8M3.71+7.7%–––−$61.0M–
67ONE Nuclear Energy Inc.ONEN$141.1M1.40−7.9%−86.5%−86.4%–$575.6K–
68American Fusion, Inc.AMFN$124.8M0.08+4.1%+114.7%+2940.0%–––
69Hadron Energy, Inc.HDRN$48.1M0.67+1.2%−93.6%−94.1%$0$3.8M–
70Spruce Power Holding CorpSPRU$26.5M1.38+5.1%−73.0%−50.8%$111.8M−$26.0M4
71Bimergen Energy CorpBESS$15.6M2.19−0.7%−79.1%−75.2%$308−$5.0M–
72EESTech, Inc.EESH$8.2M0.03–+656.4%+47.5%–––
73Ocean Power Technologies AustralasiaOPTT$5.1M0.57−7.2%+88.8%+8.9%$700.0K−$48.9M–
74Aqua Power Systems INC.APSI$103.2K0.01–−76.7%−66.8%$0$554.9K–

Prices: daily closing prices and 15-minute quotes collected by On the record from public market data; market values are the share count in each company’s latest SEC filing times the last price. Sectors come from each company’s industry in SEC EDGAR and Wikidata. Prices are for reference only. Revenue, net income and employees: each company’s latest annual report (10-K) filed with the SEC, from SEC EDGAR XBRL data. Employee counts are reported by few companies.

Biggest moves on the latest session

Companies worth $1 billion or more, on the U.S. session of Oct 19, 2026.

Up the most

  1. Datang International Power Generation Co., Ltd.+1.5%0991.HK · $6.2B
  2. Sabesp+1.3%SBS · $22.4B
  3. ENN Energy+1.2%2688.HK · $7.0B
  4. Companhia de Saneamento de Minas Gerais+0.9%CSMG3.SA · $4.8B
  5. Entergy Arkansas, LLC+0.7%EAI · $8.6B
  6. Tokyo Electric Power Company Holdings+0.5%9501.T · $5.2B
  7. Shenzhen Energy Group+0.5%000027.SZ · $4.4B
  8. Tenaga Nasional+0.1%5347.KL · $18.5B
  9. ReNew Energy Global plc0.0%RNW · $2.5B
  10. Drax Group−0.1%DRX.L · $3.6B

Down the most

  1. Fervo Energy Co−4.5%FRVO · $2.7B
  2. Eversource Energy−3.8%ES · $24.2B
  3. Ormat Technologies−3.5%ORA · $5.3B
  4. Constellation Energy−3.1%CEG · $93.2B
  5. Central Puerto S.A.−2.8%CEPU · $1.8B
  6. Edp Energias De Portugal SA−2.7%EDPFY · $22.1B
  7. Middlesex Water Company−2.7%MSEX · $1.0B
  8. National Grid plc−2.6%NGG · $81.5B
  9. Sempra−2.3%SRE · $53.3B
  10. Emera−2.3%EMA · $14.6B

Industries

The industries the 94 listings describe themselves as in, from SEC and Wikidata records. 11 industries; the 11 largest by count are shown.

IndustryListingsU.S. market valueYTD1YLargest U.S. company
Electric Services44$293.9B−8.2%−13.5%Constellation Energy
Public utility19$316.3B+2.1%+0.4%ONEOK
Electric power industry12$207.2B+2.1%+4.2%National Grid plc
Water Supply9$14.6B+3.5%−3.8%Essential Utilities
Water supply4$30.9B+30.2%+33.8%Sabesp
Electric power generation, transmission and distribution, electricity generation1$429.5M+83.6%+74.1%SGC Energy
Electric power generation, transmission and distribution, electricity generation, public utility1$68.1B+8.5%+6.5%American Electric Power
Utility1––––
Chemical industry, electric power generation, transmission and distribution1$53.2B+7.2%+4.0%Lonza Group
Electric power industry, trade of electricity1––––
Waste management, water supply1$26.6B+7.4%+6.5%Veolia

Most traded outside the United States

Listings on non-U.S. exchanges, ranked by average daily trading value over 20 sessions (in dollars). We don’t hold market values for these, and prices are in the local currency.

CompanyRegionPrice1DYTD1YAvg daily $ volume
Tokyo Electric Power Company Holdings9501.TAsia-Pacific500.50 JPY+0.5%−23.9%−39.1%$110.1M
Companhia de Saneamento de Minas GeraisCSMG3.SAOther Americas62.16 BRL+0.9%+41.5%+73.9%$65.6M
VeoliaVIE.PAEurope31.93 EUR−1.4%+7.4%+6.5%$64.6M
CLP Group0002.HKAsia-Pacific77.15 HKD−0.3%+11.2%+16.8%$31.9M
Power Assets Holdings Limited0006.HKAsia-Pacific60.55 HKD−0.1%+9.6%+20.0%$26.2M
Kyushu Electric Power9508.TAsia-Pacific1,943.00 JPY−0.8%––$25.7M
Tenaga Nasional5347.KLAsia-Pacific13.00 MYR+0.1%−5.2%−1.4%$25.4M
ENN Energy2688.HKAsia-Pacific50.15 HKD+1.2%−27.2%−24.4%$19.9M
Shenzhen Energy Group000027.SZAsia-Pacific6.20 CNY+0.5%−4.9%−9.1%$19.6M
Electric Power Development Company9513.TAsia-Pacific3,929.00 JPY−1.0%+24.2%+34.3%$15.0M
EliaELI.BREurope121.10 EUR−2.1%+10.4%+14.1%$12.0M
Drax GroupDRX.LEurope784.50 GBp−0.1%−6.3%+10.5%$7.9M
Datang International Power Generation Co., Ltd.0991.HKAsia-Pacific2.71 HKD+1.5%+23.4%+10.8%$5.7M
SGC Energy005090.KSAsia-Pacific40,300.00 KRW+1.6%+83.6%+74.1%$3.0M
China Water Affairs Group0855.HKAsia-Pacific4.18 HKD−0.4%−19.1%−32.8%$514.7K
Concord New Energy0182.HKAsia-Pacific0.30 HKD+3.5%−6.2%−22.1%$279.2K
Enel AméricasENELCHILE.SNOther Americas87.14 CLP+6.9%+17.8%+20.1%$78.0K
Meridian EnergyMEZ.AXAsia-Pacific4.40 AUD–−10.2%−17.0%$42.6K
YTL Corporation1773.TAsia-Pacific78.00 JPY−7.1%−1.3%−14.3%$10.3K

Upcoming earnings

Results dates for utilities companies listed in the United States, largest first on each day.

Full calendar
  • Oct 27
    ONEOK OKEQuarter ending Sep/2026; last year $1.49 a share; after the close; worth $58.4B
  • Oct 28
    American Electric Power AEPQuarter ending Sep/2026; last year $1.80 a share; before the open; worth $68.1B
  • Oct 28
    American Water Works AWKQuarter ending Sep/2026; last year $1.94 a share; after the close; worth $26.5B
  • Oct 28
    NiSource NIQuarter ending Sep/2026; last year $0.19 a share; before the open; worth $20.1B
  • Oct 28
    Oge Energy Corp. OGEQuarter ending Sep/2026; last year $1.14 a share; before the open; worth $9.6B
  • Oct 29
    Xcel Energy XELQuarter ending Sep/2026; last year $1.24 a share; before the open; worth $47.0B
  • Oct 29
    Alliant Energy LNTQuarter ending Sep/2026; last year $1.12 a share; after the close; worth $17.3B
  • Oct 29
    Idacorp IDAQuarter ending Sep/2026; last year $2.26 a share; before the open; worth $7.5B
  • Oct 29
    Portland General Electric PORQuarter ending Sep/2026; last year $1 a share; before the open; worth $5.1B
  • Oct 29
    California Water Service Group CWTQuarter ending Sep/2026; last year $1.03 a share; before the open; worth $2.8B
  • Oct 29
    Middlesex Water Company MSEXQuarter ending Sep/2026; last year $0.77 a share; after the close; worth $1.0B
  • Oct 29
    Artesian Resources Corp ARTNAQuarter ending Sep/2026; last year $0.68 a share; worth $342.6M
  • Oct 30
    TXNM Energy TXNMQuarter ending Sep/2026; last year $1.33 a share; worth $6.5B
  • Nov 2
    Public Service Enterprise Group PEGQuarter ending Sep/2026; last year $1.13 a share; before the open; worth $35.0B
  • Nov 2
    ONE Gas OGSQuarter ending Sep/2026; last year $0.44 a share; after the close; worth $4.7B
  • Nov 2
    Otter Tail Corporation OTTRQuarter ending Sep/2026; last year $1.86 a share; after the close; worth $3.7B
  • Nov 2
    Unitil Corporation UTLQuarter ending Sep/2026; last year $0.03 a share; worth $963.4M
  • Nov 2
    Deep Fission, INC. FISNQuarter ending Sep/2026; worth $218.8M
  • Nov 3
    Essential Utilities WTRGQuarter ending Sep/2026; last year $0.33 a share; after the close; worth $11.5B
  • Nov 3
    Clearway Energy, Inc. CWENQuarter ending Sep/2026; last year $2 a share; worth $6.1B
  • Nov 3
    XPLR Infrastructure, LP XIFRQuarter ending Sep/2026; last year ($0.37) a share; worth $921.5M
  • Nov 4
    Sempra SREQuarter ending Sep/2026; last year $1.11 a share; worth $53.3B
  • Nov 4
    Eversource Energy ESQuarter ending Sep/2026; last year $1.19 a share; after the close; worth $24.2B
  • Nov 4
    Enel Chile S.A. ENICQuarter ending Sep/2026; last year $0.08 a share; worth $6.1B
  • Nov 4
    Brookfield Renewable BEPCQuarter ending Sep/2026; worth $5.6B
  • Nov 4
    Ormat Technologies ORAQuarter ending Sep/2026; last year $0.41 a share; after the close; worth $5.3B
  • Nov 5
    The York Water Company YORWQuarter ending Sep/2026; last year $0.43 a share; worth $493.3M
  • Nov 5
    Global Water Resources, Inc. GWRSQuarter ending Sep/2026; last year $0.07 a share; before the open; worth $226.0M
  • Nov 5
    Edenor S.A. EDNQuarter ending Sep/2026; last year $0.70 a share
  • Nov 6
    Constellation Energy CEGQuarter ending Sep/2026; last year $3.04 a share; worth $93.2B
  • Nov 6
    Vistra VSTQuarter ending Sep/2026; last year $1.75 a share; before the open; worth $50.2B
  • Nov 6
    Emera EMAQuarter ending Sep/2026; last year $0.64 a share; before the open; worth $14.6B
  • Nov 6
    Hawaiian Electric Industries HEQuarter ending Sep/2026; last year $0.19 a share; worth $1.4B
  • Nov 9
    Sabesp SBSQuarter ending Sep/2026; last year $0.07 a share; worth $22.4B
  • Nov 9
    ReNew Energy Global plc RNWQuarter ending Sep/2026; last year $0.13 a share; worth $2.5B
  • Nov 9
    Hallador Energy Co HNRGQuarter ending Sep/2026; last year $0.55 a share; worth $540.3M
  • Nov 9
    Consolidated Water Co. Ltd. CWCOQuarter ending Sep/2026; last year $0.34 a share; worth $447.2M
  • Nov 10
    Spruce Power Holding Corp SPRUQuarter ending Sep/2026; last year ($0.04) a share; worth $26.5M
  • Nov 11
    Fervo Energy Co FRVOQuarter ending Sep/2026; worth $2.7B
  • Nov 11
    Central Puerto S.A. CEPUQuarter ending Sep/2026; last year $0.70 a share; worth $1.8B
  • Nov 11
    Pure Cycle Corp PCYOQuarter ending Aug/2026; last year $0.25 a share; worth $263.1M
  • Nov 11
    Wave Exponential WAVEQuarter ending Sep/2026; last year ($0.16) a share
  • Nov 12
    Energy Co Of Parana ELPCQuarter ending Sep/2026; last year $0.11 a share; after the close; worth $10.2B
  • Nov 12
    Cadiz Inc CDZIQuarter ending Sep/2026; last year ($0.10) a share; worth $335.3M
  • Nov 13
    Companhia Energética de Minas Gerais CIGQuarter ending Sep/2026; last year $0.05 a share; worth $6.5B
  • Nov 13
    Hadron Energy, Inc. HDRNQuarter ending Sep/2026; last year ($0.01) a share; worth $48.1M
  • Nov 13
    Bimergen Energy Corp BESSQuarter ending Sep/2026; last year ($0.47) a share; worth $15.6M
  • Dec 2
    Kenon Holdings Ltd KENQuarter ending Sep/2026; last year $0.45 a share

Dates from public earnings calendars (Nasdaq), as collected by On the record. Companies change dates; check their investor pages.

Recent 8-K filings

8-Ks report material events: results, deals, leadership changes, big contracts. Latest in our records: Oct 15, 2026.

All filings

Filings from SEC EDGAR.