Fundamentals screen · refreshed after the Sep 28, 2026 close

Largest US companies: Utilities

US-listed companies ranked by market capitalisation. Market capitalisation is shares outstanding multiplied by the latest close.

CriteriaCommon stockRanked by market cap119 stocks
#CompanyPriceTodayYTDP/EMkt cap
51UGIUGIUtilities$36.24−0.74%−3.2%11.6×$7.77B
52IDAIDACORPUtilities$128.81−0.75%+1.8%22.0×$7.45B
53NFGNational Fuel GasUtilities$77.76−1.56%−2.9%10.9×$7.39B
54OKLOOkloUtilities$37.11−2.44%−48.3%—$6.90B
55TXNMTXNM EnergyUtilities$58.27−0.43%−1.0%32.8×$6.42B
56CWENClearway EnergyUtilities$29.21−1.88%−12.2%29.0×$6.00B
57SWXSouthwest Gas HoldingsUtilities$81.87−0.69%+2.3%11.4×$5.93B
58ORAOrmat TechnologiesUtilities$90.36−3.49%−18.2%43.9×$5.56B
59AROCArchrockUtilities$30.55+0.39%+17.4%16.3×$5.36B
60KGSKodiak Gas ServicesUtilities$52.72−0.36%+41.0%66.3×$5.33B
61BKHBlack HillsUtilities$69.73−1.04%+0.4%17.8×$5.32B
62PORPortland General ElectricUtilities$44.18−5.70%−7.9%20.2×$5.20B
63CWSTCasella Waste SystemsUtilities$81.60−0.78%−16.7%910.4×$5.19B
64NJRNew Jersey ResourcesUtilities$50.40−0.41%+9.3%14.0×$5.11B
65SRSpireUtilities$76.84−0.48%−7.1%8.6×$4.54B
66OGSONE GASUtilities$71.66−0.20%−7.2%15.6×$4.50B
67NWENorthWestern Energy GroupUtilities$68.06−1.13%+5.5%24.4×$4.19B
68FRVOFervo EnergyUtilities$14.11−7.08%——$4.16B
69KNTKKinetik HoldingsUtilities$51.210.00%+42.1%22.2×$4.12B
70OTTROtter TailUtilities$88.51−0.93%+9.5%19.1×$3.72B
71USACUSA COMPRESSION PARTNERS LPUtilities$25.33−0.82%+10.1%25.4×$3.67B
72AWRAmerican States WaterUtilities$81.35−1.75%+12.2%22.5×$3.22B
73CPKChesapeake UtilitiesUtilities$127.30−1.14%+2.0%20.4×$3.07B
74AVAAvistaUtilities$34.79−0.91%−9.7%12.8×$2.91B
75CWTCalifornia Water ServiceUtilities$45.66−1.10%+5.4%21.2×$2.82B
76MGEEMGE EnergyUtilities$68.93−1.61%−12.1%17.4×$2.60B
77HTOH2O AmericaUtilities$61.37−1.45%+25.3%24.0×$2.57B
78CTRICenturi HoldingsUtilities$19.92−2.88%−21.1%69.7×$2.01B
79NWNNorthwest Natural HoldingUtilities$46.80−0.51%+0.1%15.6×$1.97B
80NGLNGL ENERGY PARTNERS LPUtilities$14.88−1.46%+48.8%—$1.86B
81NEXTNextDecadeUtilities$6.560.00%+24.5%—$1.75B
82HEHawaiian Electric IndustriesUtilities$8.95−1.65%−27.2%6.9×$1.55B
83EEExcelerate EnergyUtilities$32.84−0.76%+17.1%21.7×$1.03B
84MSEXMiddlesex Water CoUtilities$52.45−1.91%+4.0%20.6×$988.4M
85XIFRXPLR Infrastructure, LPUtilities$10.36−1.80%+3.6%15.8×$976.9M
86UTLUnitilUtilities$50.35−1.24%+3.9%16.3×$918.2M
87NNENano Nuclear EnergyUtilities$16.16−4.89%−32.7%—$867.8M
88HNRGHallador EnergyUtilities$14.39−2.24%−24.4%—$678.4M
89GFUZGeneral Fusion GroupUtilities$7.76−0.13%——$626.4M
90NVRIEnviriUtilities$19.35+1.04%+8.0%—$545.5M
91YORWYork Water CoUtilities$30.62−1.16%−3.8%20.9×$496.9M
92CWCOConsolidated Water CoUtilities$27.53−1.18%−22.0%27.3×$440.8M
93SMCSummit MidstreamUtilities$30.66−0.45%+14.9%—$422.6M
94GNEGENIE ENERGYUtilities$16.00+0.50%+16.1%17.0×$421.1M
95MNTKMontauk RenewablesUtilities$2.80−4.44%+67.7%50.3×$398.6M
96CLNEClean Energy FuelsUtilities$1.59−0.63%−24.3%—$350.5M
97ARTNAArtesian ResourcesUtilities$32.89−1.08%+4.0%14.4×$339.7M
98PESIPerma-Fix Environmental ServicesUtilities$15.64−0.06%+24.2%—$331.9M
99FISNDeep FissionUtilities$5.42−13.28%——$319.3M
100CDZICADIZUtilities$3.58−1.92%−36.2%—$303.1M

Method & sources

Computed after each close from Massive / Polygon prices (split-adjusted), SEC filings, FINRA short-interest settlements and FMP earnings dates. Rows are rebuilt every session; a stock appears only when every criterion is met with current data. Full methodology

Informational screen, not a recommendation.

Largest US companies · Utilities (Sep 28) | Gainbot